Agilent Technologies U2761A manual

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Buen manual de instrucciones

Las leyes obligan al vendedor a entregarle al comprador, junto con el producto, el manual de instrucciones Agilent Technologies U2761A. La falta del manual o facilitar información incorrecta al consumidor constituyen una base de reclamación por no estar de acuerdo el producto con el contrato. Según la ley, está permitido adjuntar un manual de otra forma que no sea en papel, lo cual últimamente es bastante común y los fabricantes nos facilitan un manual gráfico, su versión electrónica Agilent Technologies U2761A o vídeos de instrucciones para usuarios. La condición es que tenga una forma legible y entendible.

¿Qué es un manual de instrucciones?

El nombre proviene de la palabra latina “instructio”, es decir, ordenar. Por lo tanto, en un manual Agilent Technologies U2761A se puede encontrar la descripción de las etapas de actuación. El propósito de un manual es enseñar, facilitar el encendido o el uso de un dispositivo o la realización de acciones concretas. Un manual de instrucciones también es una fuente de información acerca de un objeto o un servicio, es una pista.

Desafortunadamente pocos usuarios destinan su tiempo a leer manuales Agilent Technologies U2761A, sin embargo, un buen manual nos permite, no solo conocer una cantidad de funcionalidades adicionales del dispositivo comprado, sino también evitar la mayoría de fallos.

Entonces, ¿qué debe contener el manual de instrucciones perfecto?

Sobre todo, un manual de instrucciones Agilent Technologies U2761A debe contener:
- información acerca de las especificaciones técnicas del dispositivo Agilent Technologies U2761A
- nombre de fabricante y año de fabricación del dispositivo Agilent Technologies U2761A
- condiciones de uso, configuración y mantenimiento del dispositivo Agilent Technologies U2761A
- marcas de seguridad y certificados que confirmen su concordancia con determinadas normativas

¿Por qué no leemos los manuales de instrucciones?

Normalmente es por la falta de tiempo y seguridad acerca de las funcionalidades determinadas de los dispositivos comprados. Desafortunadamente la conexión y el encendido de Agilent Technologies U2761A no es suficiente. El manual de instrucciones siempre contiene una serie de indicaciones acerca de determinadas funcionalidades, normas de seguridad, consejos de mantenimiento (incluso qué productos usar), fallos eventuales de Agilent Technologies U2761A y maneras de solucionar los problemas que puedan ocurrir durante su uso. Al final, en un manual se pueden encontrar los detalles de servicio técnico Agilent Technologies en caso de que las soluciones propuestas no hayan funcionado. Actualmente gozan de éxito manuales de instrucciones en forma de animaciones interesantes o vídeo manuales que llegan al usuario mucho mejor que en forma de un folleto. Este tipo de manual ayuda a que el usuario vea el vídeo entero sin saltarse las especificaciones y las descripciones técnicas complicadas de Agilent Technologies U2761A, como se suele hacer teniendo una versión en papel.

¿Por qué vale la pena leer los manuales de instrucciones?

Sobre todo es en ellos donde encontraremos las respuestas acerca de la construcción, las posibilidades del dispositivo Agilent Technologies U2761A, el uso de determinados accesorios y una serie de informaciones que permiten aprovechar completamente sus funciones y comodidades.

Tras una compra exitosa de un equipo o un dispositivo, vale la pena dedicar un momento para familiarizarse con cada parte del manual Agilent Technologies U2761A. Actualmente se preparan y traducen con dedicación, para que no solo sean comprensibles para los usuarios, sino que también cumplan su función básica de información y ayuda.

Índice de manuales de instrucciones

  • Página 1

    Agilent T echnologies Agil ent U27 61A USB M o dula r Fun ct io n/A rbi tr a ry W avef orm Ge nerat or User’ s Guid e[...]

  • Página 2

    II U2 761 A U ser’ s G ui de Notices © A gilen t T echn olo gie s, In c., 2 008 N o p a r t o f t h i s m a n u a l m a y b e r e p r o d u c e d i n any form or by a ny mea ns (in cluding e lec- tro n ic sto ra ge an d re tr ieva l or tr ansla tion int o a f o re ig n la ng u ag e) w it h ou t pr i or a g ree - ment and writte n consent from Ag[...]

  • Página 3

    U2 761 A U ser’ s G ui de III Safe ty Symb ols Th e fol lowin g sy mb ol s on the inst ru ment and in t he do cume ntat ion ind ica te p rec au ti ons wh ich mu st be t ake n to ma intai n saf e op er atio n of the in str um ent . Di re ct cur rent (D C) Eq uip ment pro tect ed throug hout by d oub le in su lat io n or rei nf orc ed insu la tio n[...]

  • Página 4

    IV U2 761 A U ser’ s G ui de General Safety Information The f ollowi ng ge ner al saf ety preca utions m u st be ob serv ed during all phas es o f oper ation of th is ins tr ument . Fa il ure t o com ply w ith thes e pre ca utio ns o r w ith s pe c ific war n in gs e lse wh er e in th is ma nu a l vio late s safe ty sta ndard s of de sign , m anu[...]

  • Página 5

    U2 761 A U ser’ s G ui de V Enviro nme nt Co n dition s Thi s inst ru men t is des ign ed f or in door u se and in th e area wi th low con den sat ion. Th e t abl e be low shows th e general env iron menta l req u ire m en ts fo r t hi s in s t ru me n t. Envir onment c onditio ns Requir ements Oper atin g temp e ra tu re 0 °C to 5 0 ° C Oper a[...]

  • Página 6

    VI U2 761 A U ser’ s G ui de Regulatory M a rkings The C E mar k is a r egis tered tra dema r k of the Eu r ope an Co mmun ity . This CE mark shows that the produ ct c omp lies with all the rele vant Euro pea n Legal Direct ives. The C-ti ck m ark i s a reg ist ered trademark of th e Spe ctrum Ma na gem e nt Age n cy of A us tra li a. T his s ign[...]

  • Página 7

    U2 761 A U ser’ s G ui de VII W as te E lec t ric al and El ec tr onic Eq uip ment (W EEE ) D irec t ive 2002 /96/EC Thi s inst rume n t co mpl ies wi th the W EEE D ire ct ive ( 2002 / 96/E C) ma rk ing requi r ement . This a ffixe d produ c t la bel in dicates tha t you must not discard this elec tr ic al/ e lec tro nic p r od u ct in d ome s t[...]

  • Página 8

    VIII U2761 A U se r’s Gu ide Dec larati on of C onformi ty DECLARATION OF CONFORMITY According to EN ISO/IEC 17050-1:2004 Generic example Manufacturer’s Name: Agilent Tec hnologies Mic rowave Products (M) Sdn. Bh d Manufacturer’s A ddress: Bayan Lepas F ree Industri al Zone, 11900, Bayan Lepas, Pena ng, Malaysia Declares under sole responsibi[...]

  • Página 9

    U2 761 A U ser’ s G ui de IX Product Regulations Performance Criteria IEC 61326- 1:2002 / EN 61326-1 :1997+A 1:1998 + A2:20 01+A3 :2 003 CISPR 11:1 990 / EN 550 11:1990 – Group 1 Class A IEC 61000- 4-2:19 95 / EN 61000 -4-2: 1995 (ESD 4kV CD, 8kV AD) A IEC 61000- 4-3:1995 / EN 61000 -4-3:19 96 (3V/m, 80% AM) A IEC 61000- 4-4:19 95 / EN 61000 -4[...]

  • Página 10

    X U2 761 A U ser’ s G ui de In This G uide … 1 Get ting S tar ted I n this ch apter , yo u prepa re your s yst em f or in sta lla t io n and co nf igu rati on to get s tar ted wi th the U2 761 A. 2 Fea tures an d Func tions In t his cha p ter , you wi ll le ar n ab ou t the f unc tion s an d fe atur e s of fer ed b y the U2 761 A. 3 Charact eri[...]

  • Página 11

    U2 761 A U ser' s Gu ide XI Con tent s List of Figu res XV List of T ables XVII 1 Getti ng Sta rted 1 Introd uction 2 Produ ct at a G lan ce 3 Pr oduc t Outl ook 3 Pro duc t Dimens io ns 5 Di men sions Wi thout Bu mpers 5 Dime nsion s With Bu mpe rs 6 St a n da rd P u rc h a s e It e m s 7 In spec tio n and Ma inte nance 8 Ini tia l In spe ct [...]

  • Página 12

    XII U 276 1A U ser 's G ui de Conte n ts 2 Featur es and F unctions 25 Outp ut Conf igurati on 26 Introd uction 26 Out put Fu nction 26 Outp ut Freque nc y 29 Outp ut Amplitude 31 Out put Un its 35 Out put T ermin ation 36 Du ty Cy c le (Sq ua r e Waves ) 38 Symmetry (R amp W ave) 40 Outp ut Cont rol 41 Se t Outpu t Usi ng SCP I Command s 42 P[...]

  • Página 13

    Conte n ts U2 761 A U ser' s Gu ide XIII Mo du l a ti ng Wav efo rm Fr eq u e nc y 59 Frequ e ncy De vi ation 59 Genera te FM Usin g SCPI Commands 60 P ha se Mod ul a ti o n ( PM) 61 To S e l e c t P M 61 Carrier Wavefo rm 62 Carr ier Freque ncy 63 Mo dulati ng Wavefor m 64 Mo du l a ti ng Wav efo rm Fr eq u e nc y 64 Phase De vi ation 65 Gene[...]

  • Página 14

    XIV U 276 1A U ser 's G ui de Conte n ts T o Select Sweep 80 Start Fre quen cy an d Stop Fr eq uency 81 Sweep Mode 82 Sweep T ime 82 Sweep T rigge r Sourc e 83 Set Frequency Sweep Using SCPI Comman ds 84 Tr i g g e r i n g 85 T rigge r Sou rce Cho ice s 85 Inte rnal T riggering 86 Manual T rigg ering 86 Exte rnal T riggering 87 T rigger I nput[...]

  • Página 15

    U2 761 A U ser’ s G ui de XV Lis t of Figures Figure 1 -1 55-pi n backpl ane c onnector p in confi gur ation 23 Figure 2 -1 U 2761A sof t front pa nel 28 Figure 2 -2 T o p pan el v iew of the U276 1A 29 Figure 2 -3 P ane l vi ew of the fre que ncy sec tion 30 Figure 2 -4 P ane l vi ew of the am plitud e secti on 32 Figure 2 -5 P ane l vi ew of th[...]

  • Página 16

    XVI U2 761 A Use r’s G ui de[...]

  • Página 17

    U2 761 A U ser’ s G ui de XV II Lis t of T able s Ta b l e 1 - 1 Synchro nous S imul taneous Int erfac e (SSI) conne cto r pin de scr ipti o n 23 Ta b l e 2 - 1 Out put f unctio ns 26 Ta b l e 2 - 2 Outp ut fr eque ncy rang e 29 Ta b l e 2 - 3 Carri er frequ ency fo r AM 51 Ta b l e 2 - 4 Carrier frequenc y for FM 57 Ta b l e 2 - 5 Carrier freque[...]

  • Página 18

    XVI II U2761 A U se r’s Gu ide[...]

  • Página 19

    1 Agilen t T echnolo gies Ag il ent U27 6 1A US B Mo du la r F unct ion Ge ne rato r Use r’ s Gu id e 1 Gett ing S tar ted I ntr oduc ti o n 2 Pro duct at a Gl an ce 3 Pro du ct D i mens io ns 5 Sta ndard P urcha se It ems 7 I nspec tio n and Mai ntenanc e 8 Inst allat ion and Con fig urat ion 9 Thi s ch ap te r provid es t he i n trod uct i on o[...]

  • Página 20

    2 U2 761 A U ser’ s G ui de 1G e t t i n g S t a r t e d Introducti on The U27 6 1A is a 20 MH z USB mod ular function ge nerator with Arbit rar y wav ef o rm and pulse gene ratio n capabili ti es. It can o pe r at e as a s t an d alo n e o r mo d u lar un it w hen u se d with the U 2781A USB m odular instrument chassis . The U27 61A adopts th e [...]

  • Página 21

    Ge tt ing Sta rte d 1 U2 761 A U ser’ s G ui de 3 Produ ct at a Glance Product Outlook To p V i e w Bumpers[...]

  • Página 22

    4 U2 761 A U ser’ s G ui de 1G e t t i n g S t a r t e d Front View Rear View USB i ndica tor Powe r indi cator 10 MH z ref erence conne ctor T rigge r in conne ct or T rigger o ut co nnect or Out p ut co nne ct o r Fa n V entila tio n Powe r in le t USB inle t Fas ten in g ho le fo r USB cab le with lo ck i ng me cha ni sm 55- pi n ba ck p la n [...]

  • Página 23

    Ge tt ing Sta rte d 1 U2 761 A U ser’ s G ui de 5 Prod uct D ime nsi ons Di m ens io n s Wi tho u t B u mp e rs To p V i e w 105.00 mm 175.00 mm 18. 00 m m Front View 25.00 m m[...]

  • Página 24

    6 U2 761 A U ser’ s G ui de 1G e t t i n g S t a r t e d Dime ns ions W ith Bump ers To p V i e w 117.00 m m 180.00 mm 15.00 m m Front View 41.00 m m[...]

  • Página 25

    Ge tt ing Sta rte d 1 U2 761 A U ser’ s G ui de 7 St andar d Purc ha se I tems V e ri fy t he fo llowi n g i t em s for t h e st an d ard p urch ase of th e U27 61A. If th ere are a n y missi ng or mechan ically d ama ged it em s , c o nt ac t t he n e ar e st A g il e nt Sa l e s Of f ic e. ✔ 12 V , 2 A AC/DC power a da pt er ✔ Pow er c o rd[...]

  • Página 26

    8 U2 761 A U ser’ s G ui de 1G e t t i n g S t a r t e d Inspe ctio n and Ma inte nanc e Initial Insp ection When y ou rece iv e y our U2 7 61A, i nspec t the uni t for a ny obv i ou s d am ag e su ch as b roken ter m ina ls or c ra c ks , den ts , and scratche s on the casing that may occur during shipmen t. If any d amage is f ound, n o tify th[...]

  • Página 27

    Ge tt ing Sta rte d 1 U2 761 A U ser’ s G ui de 9 Inst alla tion an d C onf ig u ratio n Installation Fol l ow t h e s t ep - by - step instructions sho wn in the f ollo w ing f lo wchart to get st ar ted with the prep arat ion s and in stall at ions of y our U27 61A. NOTE Y ou n eed to in sta ll th e IVI -C OM dr iv er if y ou ar e g oin g to us[...]

  • Página 28

    10 U2 761 A U ser’ s G ui de 1G e t t i n g S t a r t e d A. C heck Y our S ystem Prior to any installati on or conf iguration, ple ase ensure t hat y our PC m eet s the f ollo w in g min imum sys tem re qui rem ents . Processor 1 . 6 G H z P e n t i u m ® I V o r h i g h e r Oper ating syst em W i n d o w s ® X P P r o f e s s i o n a l o r H [...]

  • Página 29

    Ge tt ing Sta rte d 1 U2 761 A U ser’ s G ui de 11 B. Inst all the I O Librar ies Suit e The IO Libr aries Suite 14 .2 or hi gher is ava il able o n the Agi lent Automation - Rea dy CD th a t com es w it h th e s tan da rd purcha se of t he U2761A. 1 Clos e all other a ppli cations on y our P C, ins ert the Ag i l e n t Au tomation - Re ady CD in[...]

  • Página 30

    12 U2 761 A U ser’ s G ui de 1G e t t i n g S t a r t e d C. Inst all the M odu le Driv er 1 V e r i f y t h a t y o u r P C m e e t s t h e m i n i m u m s y s t e m req u ir em en t s as s t at e d i n “A. Check Y our System” on page 10 . 2 Ins e r t t h e Pr o duc t Re f er enc e CD - ROM into y o ur CD - RO M drive. 3 The insta ll er w il[...]

  • Página 31

    Ge tt ing Sta rte d 1 U2 761 A U ser’ s G ui de 13 6 Click Install to be gin the installa tion. F ollo w the instructio ns on the scre e n to pr oceed with the inst a lla tion . 7 Click Fi nis h whe n the install ation has c o mpl eted. D. Ins tall the Agile nt M easure men t Mana ge r 1 If you h ave d on e “ C. Inst a ll th e Mo dul e Dr iver?[...]

  • Página 32

    14 U2 761 A U ser’ s G ui de 1G e t t i n g S t a r t e d 6 Click OK t o beg in th e i ns ta llat ion of t he li st ed m issin g pr ereq uis ites. 7 Once the abo ve installa tion h as comp leted, in stallati on of th e Me as u r em en t Ma na ge r s of t wa r e wil l p ro c ee d a s normal . 8 The Measurement Manager Insta llShi eld Wiza rd dialo[...]

  • Página 33

    Ge tt ing Sta rte d 1 U2 761 A U ser’ s G ui de 15 E. Connec t the Module to Y ou r PC 1 After th e installati ons ha ve comp leted, conn ect t he po w e r cord to the A C/DC po wer adapter . The A C/DC po we r adap ter re qui rements are 100 to 240 V A C, 50/60 H z, with an ou tp ut v oltag e of +12 VDC. 2 Insert the DC outp ut plu g from the A [...]

  • Página 34

    16 U2 761 A U ser’ s G ui de 1G e t t i n g S t a r t e d 5 Select Inst all the softwar e automatica lly (Re commended) and click Next . 6 A war ning m es sage w il l ap p ear on the Hard wa re In st all ati on wind o w . Clic k Con ti nu e Anyw ay to pro ceed with the inst alla tion of t h e U2761A .[...]

  • Página 35

    Ge tt ing Sta rte d 1 U2 761 A U ser’ s G ui de 17 7 Click Fi nis h to co mple te the installati o n. NOTE If you do n ot wish to r ece ive s imila r war ning m essag es i n the fu ture, follo w th e in st ru ct ion s b e low. • Go t o Start > C ontr ol Panel a n d do ubl e -c li c k System. • Sele ct th e Ha rdware tab an d clic k D river[...]

  • Página 36

    18 U2 761 A U ser’ s G ui de 1G e t t i n g S t a r t e d 8 The As si gn US B d e vic e ali as wi n d o w wi ll appe ar . Ea ch t im e the U27 61A is p lugged in, this di alog bo x will appear . T o disabl e th is dia lo g, sele ct th e Never show t his d ialog op tio n in the Show this dialog pane l an d cli ck OK . 9 F or modules oth er tha n t[...]

  • Página 37

    Ge tt ing Sta rte d 1 U2 761 A U ser’ s G ui de 19 c Click Ye s to begin the firmware do wnload . The f ollo wing m essage box will appear indica ting t he do wn load in progre ss. d Y our U276 1A is ready f or use once the fir mw are do wn load h as comp let ed . F . V e rify Y ou r Module Connec tion The A gilen t Connec t ion Expert is one o f[...]

  • Página 38

    20 U2 761 A U ser’ s G ui de 1G e t t i n g S t a r t e d 3 A con tex t me nu wi ll appe ar as shown be lo w and sele ct Se nd Co m man ds T o T his In st rum ent . 4 The Agi len t In tera c ti ve I O dialo g bo x wil l app ear . Click Send & Read to send the *IDN? default comm a nd. The instrument’s response sho u ld ap pear in th e Inst r[...]

  • Página 39

    Ge tt ing Sta rte d 1 U2 761 A U ser’ s G ui de 21 G . La unc h Y ou r Ag il ent Mea sur emen t Ma na ge r 1 Doub l e - cli ck t he M e asu rem en t M ana g e r s of t wa r e ico n on y o ur desktop or go to Start > All Pr ograms > Agilent > Modular Prod ucts > Agilent Mea suremen t Manager to lau nch the software. 2 The M easur ement[...]

  • Página 40

    22 U2 761 A U ser’ s G ui de 1G e t t i n g S t a r t e d 3 The Se lec t U SB D ev ic e dia log box w ill appe ar di spla ying the conne cted U2 7 61A de v ices. To start the a pplicati on, sele ct a U27 61A de vice and cl ick OK t o establ ish the co nnection. NOTE For m o re i nfo r ma tio n o n ho w t o us e t he M ea sur e me n t M a na g er,[...]

  • Página 41

    Ge tt ing Sta rte d 1 U2 761 A U ser’ s G ui de 23 55-Pin Backp lane Conne ctor Pin Con figuration The 55 - pin b ackp lane connector i s us ed when t he U27 6 1A modul e is in ser t ed into t he U 2781A USB modul ar instr umen t chas sis. F or more details, ref er to the Agi lent U278 1A USB Modul a r In strument Cha ssis Use r's Guide . Fi[...]

  • Página 42

    24 U2 761 A U ser’ s G ui de 1G e t t i n g S t a r t e d Ch a s si s I ns t al lat i on The L - mount ki t is to be in stalled to y o ur U2 7 6 1A module. The f ol low ing instructions desc ribe the sim ple pr ocedure of inst a llin g th e L - moun t kit and y our mo du le i n the U 27 81 A chas sis. 1 Unp a c k t h e L - mount kit fr om its pac[...]

  • Página 43

    25 Agilent T echnolo gies Agil ent U276 1A USB Modula r Function Gene r ato r Use r’ s Gu id e 2 Feat ures and F unctions Out p ut Co nf ig u ra ti on 26 Pulse Wavef orm 45 Am plit ud e Mod u la tio n (AM) 49 Frequency Modula tion (FM) 55 Phase Mo dul ation (PM ) 61 Fre quen cy- Shift Ke yi ng (FS K) Modul ati on 66 Phas e-Shi ft Key i ng (PSK) M[...]

  • Página 44

    26 U2 761 A U ser’ s G ui de 2F e a t u r e s a n d F u n c t i o n s Out put C onf igur at i on Introduction This section c ontains the inf or mat ion to h elp y ou configure the U27 61A f or output ting w av ef orms. Y ou may not need to change some o f th e paramete rs discus sed here, bu t they are pro vided so that y ou will ha ve a ccessibi[...]

  • Página 45

    Featur es a nd Functi ons 2 U2 761 A U ser’ s G ui de 27 Funct ion L imita tion I f y o u cha nge t o a func tion whe re the m axi mum f requ ency i s les s than the curren t functio n, the freq u ency wil l be ad ju st ed to th e m ax im u m v alu e for th e new fu nc t ion . F or example, if y ou are currently outputting a 20 MHz sine w a v e a[...]

  • Página 46

    28 U2 761 A U ser’ s G ui de 2F e a t u r e s a n d F u n c t i o n s Soft Fro nt Pane l Operati on The fol lowing figure s ho ws the so f t fro nt panel of the U27 61A. Figu re 2- 1 U2 761 A s o ft fr on t p a nel Wavef o rm pat t ern se le c tion W a vefo rm pa ramet ers[...]

  • Página 47

    Featur es a nd Functi ons 2 U2 761 A U ser’ s G ui de 29 T o select a functio n, clic k any of th e functio ns on th e top pane l as sh o w n b elo w . When a function is select ed, th e button will be illumi nated. Figu re 2- 2 T op panel vi ew of th e U 2761 A Click Arb to outpu t Arbitrary wav ef orm. Select ot her Arb itrary wa v ef orm choi [...]

  • Página 48

    30 U2 761 A U ser’ s G ui de 2F e a t u r e s a n d F u n c t i o n s Funct ion L imita tion s I f y o u cha nge t o a func tion whe re the m axi mum f requ ency i s les s than the curren t functio n, the freq u ency wil l be ad ju st ed to th e m ax im u m v alu e for th e new fu nc t ion . F or example, if y ou are currently outputting a 20 MHz[...]

  • Página 49

    Featur es a nd Functi ons 2 U2 761 A U ser’ s G ui de 31 Remo te I nter fac e Oper a ti on FREQuency {<frequency>} Y ou ca n al so use the APPLy com mand to sel ec t the f unct ion, freq uency , am plit ude, and offs et. Outp ut Ampl itude Th e def ault am pli tude is 1 Vpp (i nto 50 Ω ) for all fu n cti on s . Of f se t Vo ltag e L im ita[...]

  • Página 50

    32 U2 761 A U ser’ s G ui de 2F e a t u r e s a n d F u n c t i o n s Li mi ts D u e to U nit s Se le cti o n I n some case s, the am plit ude li mits are dete rmined b y the outpu t units selected. Th is ma y occur when the units are V rms or d Bm du e to the dif fe rences in crest factor f or the var iou s ou tp ut fu nc tio n s. F o r e x a m [...]

  • Página 51

    Featur es a nd Functi ons 2 U2 761 A U ser’ s G ui de 33 Remo te I nter fac e Oper a ti on VOLTage {<amplitude>} Or, you can se t t he a mpl it ud e by sp ec i fy ing a hi gh level an d lo w level usi ng t he fo llowing c om man ds. VOLTage:HIGH {<voltage>} VOLTage:LOW {<voltage>} Y ou ca n al so use the APPLy com mand to sel ec[...]

  • Página 52

    34 U2 761 A U ser’ s G ui de 2F e a t u r e s a n d F u n c t i o n s Soft Front Panel O pera tion On the Offs et pane l as sho w n in Fi gu re 2 - 5 , in p ut the desired o f fset v alue and se lect t he u nit from the drop down list. Figu re 2- 5 P a nel v ie w o f th e D C o f fs et se ct ion Remo te I nter fac e Oper a ti on VOLTage:OFFSet {&[...]

  • Página 53

    Featur es a nd Functi ons 2 U2 761 A U ser’ s G ui de 35 Outp ut Unit s Thi s c on figu ra tion a ppl ie s t o ou t pu t amp litu d e only . At po wer - on , the un it s for ou tput a mplit ude are vol ts pea k - to - pe ak. • The output uni t s con sist of V pp, V rms, or d Bm. Th e de fa ult unit i s Vpp . • The unit setting i s stored in v[...]

  • Página 54

    36 U2 761 A U ser’ s G ui de 2F e a t u r e s a n d F u n c t i o n s Outp ut T ermination This conf i guration appl ies to outp ut ampl itude and off set v olt age o nly. Th e U2761A has a f i xed serie s outp ut im pedance of 50 Ω to the dev ice ou tput c onnector . If the actual load imp edance is different f rom the spec ifie d val ue, the a[...]

  • Página 55

    Featur es a nd Functi ons 2 U2 761 A U ser’ s G ui de 37 Soft Fro nt Pane l Operati on Click T ools and sel ect Wa v e f o r m G e n a s s h ow n i n t h e f o l l ow i n g . Figu re 2- 6 Pa nel v iew o f the T ools men u Then , sel ect the Ou tp ut Se tup tab , in put the desired loa d im p eda nce v alu e on the Im ped an ce Load p anel a nd se[...]

  • Página 56

    38 U2 761 A U ser’ s G ui de 2F e a t u r e s a n d F u n c t i o n s Dut y Cyc le ( Squa re W aves ) The d uty cycl e of a Squ are w av e represe nts t he amo unt of t i m e p e r c y c l e t h a t t h e S q u a r e w a v e i s a t a h i g h l e v e l ( a s s u m i n g t h a t t h e w a v e f o r m i s n o t i n v e r t e d ) . Figu re 2- 7 S qu[...]

  • Página 57

    Featur es a nd Functi ons 2 U2 761 A U ser’ s G ui de 39 The d uty c ycl e s etti ng does not appl y to a S quar e wav ef orm u s e d a s t h e m o d u l a t i n g w a v e f o r m f o r A M , F M , o r P M . A 5 0 % d u t y c y c l e i s a l w a y s u s e d f o r a m o d u l a t i n g S q u a r e w a v e f o r m . The duty cy cle s etting applie [...]

  • Página 58

    40 U2 761 A U ser’ s G ui de 2F e a t u r e s a n d F u n c t i o n s Sym me t ry (Ra mp W a ve ) Thi s c on figu rat ion ap pl ies to Ramp wav e on ly . Symmetry re pres ents the amou nt of t ime pe r cy cle that the Ra mp wav e is rising (assu ming that th e wa v ef orm is no t inverted). Figu re 2- 9 Ramp wave du ty cyc les • The symm etr y [...]

  • Página 59

    Featur es a nd Functi ons 2 U2 761 A U ser’ s G ui de 41 Remo te I nter fac e Oper a ti on FUNCtion:RAMP:SYMMetry{<percent>} The APPLy command au tomaticall y sets the symmet r y to 100% . Outp ut Control Y ou c an d is a b le o r en ab le t h e so f t f ro nt pa n e l ou tp ut c o n t r o l . B y d e f a u l t , t h e o u t p u t i s d i s[...]

  • Página 60

    42 U2 761 A U ser’ s G ui de 2F e a t u r e s a n d F u n c t i o n s Remo te I nter fac e Oper a ti on OUTPut {OFF|ON} The APPLy comm and ove rride s the curre nt setting and automati cally enab l es the outp ut con tro l. S et Ou tp ut Us ing SC PI Co mmand s The fo llo wing SCPI co mmands s ho w a sam p le proce d ure of generating o utput. Ex[...]

  • Página 61

    Featur es a nd Functi ons 2 U2 761 A U ser’ s G ui de 43 E x a m p l e 2 , T o o u t p u t a S i n e w a v e Exa mple 3 , To o ut put a Squa re wave -> *CLS ; *RST // T o reset the U 27 61A to defaul t po wer - on st ate, this co mmand ca n be igno red if this operat ion is no t required. -> FUNC SIN // Sets the outpu t to Sine w av e. ->[...]

  • Página 62

    44 U2 761 A U ser’ s G ui de 2F e a t u r e s a n d F u n c t i o n s E x a m p l e 4 , T o o u t p u t a R a m p w a v e -> *CLS ; *RST // T o r eset the U 27 61A to d efaul t power - o n s t a t e , t h i s c o m m a n d can be ignored if this o p eration is not required. -> FUNC RAMP // Sets the o utput to Ra mp wav e. -> VOLT 5 VPP /[...]

  • Página 63

    Featur es a nd Functi ons 2 U2 761 A U ser’ s G ui de 45 Pulse W aveform As sho wn belo w , a P u lse wav ef orm consis ts o f a per iod, a pulse w idth, a rising edge, a nd a falling e dge. Figu re 2- 12 Pulse wa vefor m Pu lse P erio d The ra nge o f t h e p uls e p eri o d is fro m 20 0 ns to 20 00 s . The def ault v alue is 1 ms . Th e U27 6 [...]

  • Página 64

    46 U2 761 A U ser’ s G ui de 2F e a t u r e s a n d F u n c t i o n s Pu lse Wid th The pulse width repre sents the time from the 50% threshold of t he pulse’s rising edge to the 50% thresh old of th e next fallin g ed ge. • The r ang e of the pu ls e wid th is 40 ns to <20 00 s (s ee restrict ions belo w). T he def ault pulse width i s 50[...]

  • Página 65

    Featur es a nd Functi ons 2 U2 761 A U ser’ s G ui de 47 Pu lse Dut y Cy cl e The pulse dut y cy cle is defined as: Dut y C ycl e = 100 × Puls e Width / P eriod whe re th e pul se width rep rese nts the t ime fro m the 5 0% threshol d of the ri sing edge of the pul se to the 50 % thr esh old of th e n ext falli ng ed ge. • Pulse duty cy cle: &[...]

  • Página 66

    48 U2 761 A U ser’ s G ui de 2F e a t u r e s a n d F u n c t i o n s Gen e rate Pu l se W av ef orm Us in g S C PI C om m an ds Example 1 -> *CLS ; *RST // T o r eset the U 27 61A to d efaul t power - o n s t a t e , t h i s c o m m a n d can be ignored if this o p eration is not required. -> FUNC PULS // Sets the o utput to Pulse wav e. -[...]

  • Página 67

    Featur es a nd Functi ons 2 U2 761 A U ser’ s G ui de 49 Ampl itude Modu lation ( AM) A modul ated wa vefo r m cons ists of a c arrier wa vef orm and a m o d u l a t i n g w a v e f o r m . A n e x a m p l e o f t h e A M w a v e f o r m i s sho w n in Fig ure 2- 14 . I n A M, t h e am pl itu d e of t h e ca r ri er i s var ied b y the i nstantan[...]

  • Página 68

    50 U2 761 A U ser’ s G ui de 2F e a t u r e s a n d F u n c t i o n s Soft Fro nt Pane l Operati on Click Mod and then select AM as s ho wn in Fig u re 2- 15 . T o out put th e AM wa ve fo rm, co nfigur e the setti ngs f or the ca rrier fre quency , modul ating f re quency , dep th, ou tput amp lit ude, of fset voltage, and the desir ed waveform [...]

  • Página 69

    Featur es a nd Functi ons 2 U2 761 A U ser’ s G ui de 51 Figu re 2- 16 Pan el view of the Arbit rary wa vefo rm Remo te I nter fac e Oper a ti on FUNCtion {SINusoid|SQUare|RAMP|USER} Y ou ca n al so use the APPLy com mand to sel ec t the f unct ion, freq uency , am plit ude, and offs et. Carrier Freq uency The m aximu m carri er frequ enc y dep e[...]

  • Página 70

    52 U2 761 A U ser’ s G ui de 2F e a t u r e s a n d F u n c t i o n s Soft Fro nt Pane l Operati on On the Fre qu ency p an el as s h o wn i n Fi g ure 2- 3 , inp ut the desired fre que nc y value and se lect t he un it from t h e drop do wn list. Remo te I nter fac e Oper a ti on FREQuency {<frequency>} Y ou ca n al so use the APPLy com ma[...]

  • Página 71

    Featur es a nd Functi ons 2 U2 761 A U ser’ s G ui de 53 Modu lating W a vefor m Frequenc y The r ang e o f the modul ating wav eform f req u ency i s 2 mHz to 20 k Hz. The def ault modula ting wave fo rm fre q uency i s 100 H z . Soft Fro nt Pane l Operati on On the Mod Frequ ency p anel a s s ho wn i n F ig ure 2- 15 , input the d esi red modul[...]

  • Página 72

    54 U2 761 A U ser’ s G ui de 2F e a t u r e s a n d F u n c t i o n s Gene rate AM Using SC PI Command s Example 1 -> *CLS ; *RST // T o r eset the U 27 61A to d efaul t power - o n s t a t e , t h i s c o m m a n d can be ignored if this o p eration is not required. -> AM:STAT ON // En ab le s AM. -> FUNC SQU // Sets the ca rrier wav ef[...]

  • Página 73

    Featur es a nd Functi ons 2 U2 761 A U ser’ s G ui de 55 Fre quency Modu lation (FM) A modul ated wa vefo r m cons ists of a c arrier wa vef orm and a modu lating wa vef orm. B elo w sho ws an exam p le of the FM wa vef o rm. In FM, the fre que ncy of th e car rier i s va ried b y the in st antaneous v oltage of the m odula ting wa vefo r m. The [...]

  • Página 74

    56 U2 761 A U ser’ s G ui de 2F e a t u r e s a n d F u n c t i o n s Soft Fro nt Pane l Operati on Click Mod and then se lect FM as sho wn in Fig u re 2- 18 . T o out put th e FM wa v ef orm, confi gure t he setti ngs for th e carrier frequency , output a mplitude, offset v olt ag e, mo dulati ng frequ ency , deviati on, a nd the de sired wavefo[...]

  • Página 75

    Featur es a nd Functi ons 2 U2 761 A U ser’ s G ui de 57 Remo te I nter fac e Oper a ti on FUNCtion {SINusoid|SQUare|RAMP|USER} Y ou ca n al so use the APPLy com mand to sel ec t the f unct ion, freq uency , am plit ude, and offs et. Carrier Freq uency The m aximu m carri er frequ enc y dep ends o n the se lected functi on as sho w n bel ow . T h[...]

  • Página 76

    58 U2 761 A U ser’ s G ui de 2F e a t u r e s a n d F u n c t i o n s Soft Fro nt Pane l Operati on On the Fre qu ency p an el as s h o wn i n Fi g ure 2- 3 , inp ut the desired fre que nc y value and se lect t he un it from t h e drop do wn list. Remo te I nter fac e Oper a ti on FREQuency {<frequency>} Y ou ca n al so use the APPLy com ma[...]

  • Página 77

    Featur es a nd Functi ons 2 U2 761 A U ser’ s G ui de 59 Modu lating W a vefor m Frequenc y The r ang e o f the modul ating wav eform f req u ency i s 2 mHz to 20 k Hz. The def ault modula ting wave fo rm fre q uency i s 100 H z . Soft Fro nt Pane l Operati on On the Mod Frequ ency p anel a s s ho wn i n F ig ure 2- 18 , input the d esi red modul[...]

  • Página 78

    60 U2 761 A U ser’ s G ui de 2F e a t u r e s a n d F u n c t i o n s Soft Fro nt Pane l Operati on On the De viati on pane l as sh o w n i n F igu re 2- 18 , input the desired fre que nc y deviatio n va lue a nd sele ct t he un it from the drop down list. Remo te I nter fac e Oper a ti on FM:DEViation {<peak deviation in Hz>} Gene rate FM [...]

  • Página 79

    Featur es a nd Functi ons 2 U2 761 A U ser’ s G ui de 61 Phase Modul ati on (P M) A modul ated wa vefo r m cons ists of a c arrier wa vef orm and a mo d ul at i n g w av e fo r m . T h e fo l low i n g f ig u r e sh ow s a n e x a m pl e o f a P M w a v e f o r m . P M i s v e r y s i m i l a r t o F M , b u t i n P M , t h e phase of the mo dul [...]

  • Página 80

    62 U2 761 A U ser’ s G ui de 2F e a t u r e s a n d F u n c t i o n s Soft Fro nt Pane l Operati on Click Mod and then se lect PM as sh own in Fig u re 2- 20 . T o out put th e PM wa vef or m, c o nfigur e the setti ngs for th e carrier frequency , output a mplitude, offset v olt age , modu lating fr eque ncy , phase d evi ation, a nd the desired[...]

  • Página 81

    Featur es a nd Functi ons 2 U2 761 A U ser’ s G ui de 63 Remo te I nter fac e Oper a ti on FUNCtion {SINusoid|SQUare|RAMP|USER} Y ou ca n al so use the APPLy com mand to sel ec t the f unct ion, freq uency , am plit ude, and offs et. Carrier Freq uency The m aximu m car rier f requ ency dep ends o n the fu nctio n sel ected as shown be low . Th e[...]

  • Página 82

    64 U2 761 A U ser’ s G ui de 2F e a t u r e s a n d F u n c t i o n s Modu lating W ave form The modulatin g wav ef or m consist s of S ine, Squ are, Ram p, N e g a t i v e R a m p ( N r a m p ) , T r i a n g l e , o r A r b i t r a r y w a v e f o r m . The defau lt waveform is Sine wave . • Square ha s 50% duty cy cle • Ram p ha s 100% sym [...]

  • Página 83

    Featur es a nd Functi ons 2 U2 761 A U ser’ s G ui de 65 Ph as e De v iat io n The phase dev iat ion sett ing rep res ents the pe ak vari at ion i n phase o f the modulated w a vef orm from the carrier wa v ef orm. Th e phase d ev iati o n setti ng can be se t from 0 to 36 0 ° . The de fau lt phase deviati on set t ing i s 180 ° . Soft Fro nt P[...]

  • Página 84

    66 U2 761 A U ser’ s G ui de 2F e a t u r e s a n d F u n c t i o n s Freq uenc y-Shift K eying (FSK ) M od ulatio n FSK i s simil ar to FM ex cept that the freq u ency a lternates bet wee n two p r ese t v a lue s . Y o u c a n c o nf ig u r e t h e U2 7 6 1A t o “sh ift ” its outp ut f requ ency be tw e en t wo preset values u s ing FSK m o[...]

  • Página 85

    Featur es a nd Functi ons 2 U2 761 A U ser’ s G ui de 67 Soft Fro nt Pane l Operati on Click Mod an d se le ct FS K as s ho wn in Fig u re 2- 22 . T o out put th e FSK w a v ef orm, c onfigu re the setti ngs for th e carrier frequency , output a mplitude, offset vo l t a g e, “ h o p f r e q u e nc y ” , a n d F S K r a t e. Figu re 2- 22 Pan[...]

  • Página 86

    68 U2 761 A U ser’ s G ui de 2F e a t u r e s a n d F u n c t i o n s Remo te I nter fac e Oper a ti on FUNCtion {SINusoid|SQUare|RAMP|USER} Y ou ca n al so use the APPLy com mand to sel ec t the f unct ion, freq uency , am plit ude, and offs et. FSK Carrier Freq uency The m aximu m car rier f requ ency dep ends o n the fu nctio n sel ected as sh[...]

  • Página 87

    Featur es a nd Functi ons 2 U2 761 A U ser’ s G ui de 69 FSK “Hop” Frequency The m axim um alt ernate ( o r “h op”) frequ ency d epend s o n the functi on selected as show n bel ow . The de fau lt “h op ” freq uen c y i s 10 0 Hz for a ll f un ct ion s . Only Square wa ve with a 50% duty cycl e i s ava ilable f or the Int e r na l F S[...]

  • Página 88

    70 U2 761 A U ser’ s G ui de 2F e a t u r e s a n d F u n c t i o n s FSK Rat e The F SK r ate is t he rate at which th e out put frequenc y “shifts” be twe e n the carrie r frequ ency and the hop frequency . • The r ang e of the FSK rate is 2 m Hz t o 10 0 kH z. The def ault FSK rate value is 10 Hz . Soft Fro nt Pane l Operati on On the FS[...]

  • Página 89

    Featur es a nd Functi ons 2 U2 761 A U ser’ s G ui de 71 Phas e-Shi ft K eying (PS K) M od ul ation Ph ase - s h i f t k e y i n g ( P S K ) i s a f o r m o f d i g i t a l m o d u l a t i o n i n which the phase of the carrier signal is discrete l y varied. Y ou can co nfigure the U27 61A to “shift” it s output phase betw een two pr eset p h[...]

  • Página 90

    72 U2 761 A U ser’ s G ui de 2F e a t u r e s a n d F u n c t i o n s Soft Fro nt Pane l Operati on Click Mod and then se lect PS K as s how n in Fig u re 2- 24 . T o output th e PSK w a vef orm, configu re the setti ngs for th e carrier frequency , output a mplitude, offset volt ag e, de v iat i on , an d PS K rat e . Figu re 2- 24 Panel v iew o[...]

  • Página 91

    Featur es a nd Functi ons 2 U2 761 A U ser’ s G ui de 73 Remo te I nter fac e Oper a ti on FUNCtion {SINusoid|SQUare|RAMP|USER} Y ou ca n al so use the APPLy com mand to sel ec t the f unct ion, freq uency , am plit ude, and offs et. P SK C arr i e r F r eq uenc y The m aximu m car rier f requ ency dep ends o n the fu nctio n selec te d a s sh o [...]

  • Página 92

    74 U2 761 A U ser’ s G ui de 2F e a t u r e s a n d F u n c t i o n s PSK R ate The PSK rate i s the rate at w hich the ou tput phase “shift s” bet wee n two p res e t p ha se s. T h e r an g e o f t he PS K ra te is 2 mH z t o 10 0 k Hz. The def ault PSK r ate value is 10 Hz . Soft Fro nt Pane l Operati on On the P SK Rate panel as sho wn in[...]

  • Página 93

    Featur es a nd Functi ons 2 U2 761 A U ser’ s G ui de 75 Gene rate PS K M odulat ion Us ing SCP I Comma nds Example 1 -> *CLS ; *RST // To reset th e U27 61A to defa ult p ow e r - on state , thi s command can be igno red if this operat ion is not required. -> PSK:STAT ON //Enabl es PS K mod u la tio n. -> FUNC SIN // S ets the carrier w[...]

  • Página 94

    76 U2 761 A U ser’ s G ui de 2F e a t u r e s a n d F u n c t i o n s Am pli tude- Sh ift Ke yin g (AS K) M od ul atio n ASK is a f orm of digital modulation in which the modulating si gnal ap p l y va riati ons in the am plitud e of a carri er si gnal . The ampli tu de of the car rier s ignal varies simultaneo usl y with the modu lating s ignal [...]

  • Página 95

    Featur es a nd Functi ons 2 U2 761 A U ser’ s G ui de 77 Soft Fro nt Pane l Operati on Click Mod an d t h e n s e lec t ASK as sh own in Fig u re 2- 26 . T o output the AS K wav e f orm, configure the setti ngs for th e carrier frequency , output a mplitude, offset volt ag e, an d AS K r a te. Figu re 2- 26 Panel v iew o f ASK Remo te I nter fac [...]

  • Página 96

    78 U2 761 A U ser’ s G ui de 2F e a t u r e s a n d F u n c t i o n s Remo te I nter fac e Oper a ti on FUNCtion {SINusoid|SQUare|RAMP|USER} Y ou ca n al so use the APPLy com mand to sel ec t the f unct ion, freq uency , am plit ude, and offs et. Carrier Freq uency The m aximu m car rier f requ ency dep ends o n the fu nctio n selec te d a s sh o[...]

  • Página 97

    Featur es a nd Functi ons 2 U2 761 A U ser’ s G ui de 79 ASK Ra te The ASK rate is the rate at which the output a mpli tude “s hi ft s ” b et wee n two p res e t am pli tu d es . T he r a ng e of t h e AS K ra t e i s 2 m Hz to 10 0 kH z. The def ault ASK ra te value is 10 H z . Soft Fro nt Pane l Operati on On the AS K Rate pa nel as shown i[...]

  • Página 98

    80 U2 761 A U ser’ s G ui de 2F e a t u r e s a n d F u n c t i o n s Freq uenc y Sw ee p I n the f requ ency sw eep mod e, the U 2 7 61A “ step s” fr om the start frequency to t he stop fre quency at a sw ee p rate which y o u s p e c i f y . Y o u c a n s w e e p u p o r d o w n i n f r e q u e n c y , a n d w i t h e i t h e r l i n e a r [...]

  • Página 99

    Featur es a nd Functi ons 2 U2 761 A U ser’ s G ui de 81 Figu re 2- 28 Pan el view of swee p Remo te I nter fac e Oper a ti on SWEep:STATe {OFF|ON} Start Frequency and Stop Freq uency The st ar t f requ ency and stop frequen cy set th e upp er a nd lo we r f requ ency bo unds for th e s wee p . The U 2 7 61A be g ins a t the start freq uency , sw[...]

  • Página 100

    82 U2 761 A U ser’ s G ui de 2F e a t u r e s a n d F u n c t i o n s Remo te I nter fac e Oper a ti on FREQuency:STARt {<frequency>} FREQuency:STOP {<frequency>} Sw ee p Mo d e Y ou c an sw eep wit h eith er l ine ar or l og arith mic spaci ng. F or a li nea r s wee p, t h e U 2 7 6 1A va ri es t h e ou tp ut f req u en cy i n a line[...]

  • Página 101

    Featur es a nd Functi ons 2 U2 761 A U ser’ s G ui de 83 Soft Fro nt Pane l Operati on On th e Sw eep Time pa nel as show n in Figur e 2- 28 , i np u t the desi red swe ep time a n d select t he un it fro m the drop do wn list. Remo te I nter fac e Oper a ti on SWEep:TIME {<seconds>} Sw ee p T r igg er S ourc e In the swe ep mode, th e U27 [...]

  • Página 102

    84 U2 761 A U ser’ s G ui de 2F e a t u r e s a n d F u n c t i o n s T o specify whether the U 27 61A is triggered on the risin g or f a l l i n g e d g e o f t h e s i g n a l f r o m t h e T r i g I n c o n n e c t o r , s e l e c t Positive for ris ing edge triggering and Negative f or falling edge triggering. Remo te I nter fac e Oper a ti o[...]

  • Página 103

    Featur es a nd Functi ons 2 U2 761 A U ser’ s G ui de 85 T r iggeri ng Applies to swe ep only . Y ou can issue triggers f o r swee ps usin g Inte r n a l (immediate) t rigger ing, Ex t e r n a l trigge ring, or Man ual (s o f tw ar e) trigge ring. • Int e r n a l t r i g g e r i n g i s e n a b l e d w h e n y o u t u r n o n t h e U27 61A. In [...]

  • Página 104

    86 U2 761 A U ser’ s G ui de 2F e a t u r e s a n d F u n c t i o n s Remo te I nter fac e Oper a ti on TRIGger:SOURce {IMMediate|EXTernal|BUS} In te rn al T r ig ge ri n g In the Internal t rigg er mode, the U27 61A continu ously perf orms freq uency sweep ( as spec ified by t he sw e ep tim e) . This is the default trigger source f or both soft[...]

  • Página 105

    Featur es a nd Functi ons 2 U2 761 A U ser’ s G ui de 87 Remo te I nter fac e Oper a ti on TRIGger:SOURce BUS When t he BUS s ource is selected, s end the TRIG or *TRG command to trigg er the U27 61A. Exte rnal T r igger ing In the External trig ger mode, t he U27 61A acc epts a har dware trigg er ap plied to the d evice Trig I n conne ctor . The[...]

  • Página 106

    88 U2 761 A U ser’ s G ui de 2F e a t u r e s a n d F u n c t i o n s T rig ge r Inp u t Si gnal Figu re 2- 29 T rigg er inpu t puls e The de vice co nnector is used f or Trigge red Swe ep Mode, refer to “Sweep T rigger S ource” on pa ge 83. Wh e n the r is ing or fal li ng ed ge o f t he TTL p uls e is re cei v ed on t he Trig In conne ct or[...]

  • Página 107

    Featur es a nd Functi ons 2 U2 761 A U ser’ s G ui de 89 When t h e In te r n al ( immediate) trigger sour ce is selected, the U27 61A outputs a Square wav e f orm with a 50% d uty cyc l e to the Tr ig Ou t c onne ctor at t he beginn ing of the s wee p . The pe ri od of t h e S qu a re wavefor m i s eq u al t o t h e s p eci f i ed sw eep time . [...]

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    90 U2 761 A U ser’ s G ui de 2F e a t u r e s a n d F u n c t i o n s Set T r ig ge ri n g U si ng S CP I Co m m ands Example 1 -> *CLS ; *RST // To reset the U27 61A to de fa ul t po w e r - on st a te , this comm and can be ignored if this operation is not require d. -> FUNC SIN // Sets the c ar rier wa vefo r m to Si ne wa v e. -> VOL[...]

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    Featur es a nd Functi ons 2 U2 761 A U ser’ s G ui de 91 Arb itrar y W ave form s Ther e ar e three bui lt - in A r b it r a r y w av e fo r ms o f fer e d . T h e U27 61A su pport s the Arb it r a r y wa vef orm up to 65 53 6 (64 K) data poin ts. Y ou c an cr eate an Arbi trary wav eform u sing the soft front panel as described in th e f ollo wi[...]

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    92 U2 761 A U ser’ s G ui de 2F e a t u r e s a n d F u n c t i o n s 1 Select th e Arbitrar y w ave form func tion. Click Arb t o sele ct the Arb itrary functio n. 2 Set t he wavef or m period . Select Peri od and u se the num eric ke ypad or num eri c dr op do wn to set t he pe r i od f or th e waveform . F or example, set the period of t he wa[...]

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    Featur es a nd Functi ons 2 U2 761 A U ser’ s G ui de 93 6 St ar t wavef or m editing pro cess. Click to begin the freehan d dra w m ode or to ena b le l ine dr aw m od e. To en ab le o r di s a bl e th e g r id re fe renc e, clic k . Then , start dra wing the d esi red wave form . T o e d it t he w avefor m, cl ick eit her t o a dd l i n e / p o[...]

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    94 U2 761 A U ser’ s G ui de 2F e a t u r e s a n d F u n c t i o n s[...]

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    95 Agilent T echnolo gies Ag il ent U27 6 1A US B Mo du la r F unct ion Ge ne rato r Use r’ s Gu id e 3 Charac teristi cs an d Speci fication s Prod uct Ch arac te risti cs 96 Pro duct Spec ific ati ons a nd Char act eri s tic s 97 This chapter specifies the characte ristics , envir onmental conditio ns, and sp ecifications o f the U27 61A.[...]

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    96 U2 761 A U ser’ s G ui de 3 Cha r act erist ics a nd S pecifi cations Produ ct Ch aract eri stics RE MOTE I NT ERFA CE • Hi-Spe ed USB 2.0 • US BTM C 488 .2 Cla ss devic e POW ER CO NSUM PTION • +12 V D C, 2 A • Iso lated EL V power sour ce OPER A TING ENV IRONMENT • Oper a ti ng tem pera ture fro m 0 °C t o 50 °C • Oper ating hu[...]

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    Characteris t ics and Specif icati ons 3 U2 761 A U ser’ s G ui de 97 Prod uc t Spec if ica tio ns an d Ch ar acte ris tic s WAVE F O R M S Standar d Si ne, Squ are, Ra mp, T ria ngle, P ulse, D C Built -in ar bitr ary Ex pon ent ial Rise , Ex po nen tial Fal l, N ega ti ve R am p W A VEFO RM CHARACT ERISTIC S Sin e Fre quency range 1 μ Hz to 2 [...]

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    98 U2 761 A U ser’ s G ui de 3 Cha r act erist ics a nd S pecifi cations Ra mp , T r ia n gl e Fre quency range 1 μ Hz to 2 00 k Hz (1 μ Hz re solut ion) Linea rity <0.2 % o f pe ak outp ut Prog ramm ab le sy mm etry 0% t o 10 0% Pul se Fre quency range 500 μ Hz to 5 M Hz (1 μ Hz re solu tion ) Pu lse wi d th (p erio d ≤ 1 0 s) 40 ns min[...]

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    Characteris t ics and Specif icati ons 3 U2 761 A U ser’ s G ui de 99 COM MO N CHA RAC TERI ST ICS Amplitude Ran ge 40 m Vpp to 5 Vpp ( In to 50 Ω lo ad) 80 mV pp to 10 V pp (In t o open c i rcu it) Ac cur acy 1 (acr oss 5 0 Ω load a t 1 kH z) ±1% of se ttlin g ± 5 m V ( ± 10 mV @ H i-Z ) Uni ts Vpp, V rms, dBm Res oluti on 4 digits DC offs [...]

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    100 U2 761 A U ser’ s G ui de 3 Cha r act erist ics a nd S pecifi cations MODULA T ION AM Ca rr ier w av e for m s Si ne , Sq u ar e, R a m p, A rb i tra ry Sou rce Inter nal Interna l mod ulation Si ne, Squ are, Ra mp, A rbi trary (2 mH z to 20 k Hz) Depth 0.0% to 100.0 % FM Ca rr ier w av e for m s Si ne , Sq u ar e, R a m p, A rb i tra ry Sou [...]

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    Characteris t ics and Specif icati ons 3 U2 761 A U ser’ s G ui de 101 1 A dd 1/10 th o f o ut put am pl it ud e an d of fs et sp ec ific at ion p e r ° C fo r oper atio n outsi de the ran ge of 18 ° C to 28 °C. 2 DC off set se t to 0 V . 3 Spur ious o ut put at low am pl itu de is –7 0 d Bm , ty pic al. 4 A dd 1 p pm/°C ( aver a g e) for o[...]

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    102 U2 761 A U ser’ s G ui de 3 Cha r act erist ics a nd S pecifi cations[...]

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    U2 761 A U ser’ s G ui de 103 Inde x A ac cu ra cy 99 Agilent Auto mat ion R ead y-CD 7, 10, 11 Con nec tio n E xper t 1 9 IO Libraries Su ite 14.2 1 0 Me a sur em ent M an a ger 10, 15 , 21, 91 Sales Offic e 7 , 8 U278 1A US B mo du lar inst rume nt chassis 2 VEE Pro 9 AM car r ie r fr eq ue n cy 51 carrier wave form 50, 1 00 modu lati ng wa ve [...]

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    104 U2 761 A U ser’ s G ui de L limits am plit ude 27, 33 dut y cy cle 30 fr e q uen cy 38 fu nct ion 27 , 30 offset voltag e 31 output termination 31 units s electi on 32 L-Mou nt ki t 7, 24 O off s et. Ref er to D C off se t. outl ook, p ro duct. Re fer t o pro du ct, ou tloo k. ou tput ampl itud e 3 1, 33, 35, 36, 99 con tro l 41 freque ncy 2 [...]

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    www .agilent.com © A gilen t T echnolo gi es, Inc ., 200 8 Fir st E dit io n, A pril 30 , 20 08 U2 76 1-90 0 0 0 Conta ct us T o obt a in s ervic e, war ra nty o r te chn ica l sup p ort as si sta nc e , co n tac t u s at the fo l- lo wi ng phon e numb e rs : Unit ed St ate s: (t el) 8 00 82 9 444 4 ( fa x) 8 00 82 9 44 33 Canada: (t el) 8 77 89 4[...]