TOA Electronics M-1264 M-1212E manual

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Table of contents for the manual

  • Page 1

    STEREO MIXERS T O A 1000 series OPERATING INSTRUCTIONS M-1264 M-1212E THE LIGHTNING FLASH WI TH ARROWHEAD WI THI N A TRIANGLE I S INTENDED TO TEL L THE USER THA T PARTS INS IDE THE PRODUCT AR E A RIS K OF ELE CTR IC SHOCK TO PERSONS. THE EXCLAMATION POI NT WITHIN A TRIANGLE I S INTENDED TO TELL THE U S E R THAT IMPORTANT OPERATING AND SERVICING INS[...]

  • Page 2

    CONTENTS Handling Precautions General Description Features Nomenclature (Front Panel) Nomenclature (Rear Panel) Input T ransformer M ounting Phantom Power Supply Input and Output S pecifications Block Diagrams and Level Diagrams Specifications Accessories Appearance HANDLING PRECAUTIONS Operating voltage i s 120V A C ± 10% (120 V v ersio n) or 220[...]

  • Page 3

    GENERAL DESCRIPTION The TOA M-1264 is a 19" rack-mountable stereo mixer with multiple inputs and outputs. Inputs can b e expanded b y using t he M-1212E expansion unit. FEATURES Si x monaural inputs (expandable using the M-1212E), four stereo inputs and one auxiliary stereo input. On e each o f output: stereo, group (L /R) , stereo sum, monito[...]

  • Page 4

    NOMENCLATURE [Front Panel] [M-1264] (Main unit) [M-1212E] (Expansion unit) Stereo output level co n trol [STEREO] Ad just s the level to send out a mixed input signal from th e stereo bus to the stereo output. This control can b e remotely operated. Group output level control [GROUP] Adjusts t he le v el to se nd ou t a mi xe d in p u t signal from[...]

  • Page 5

    Au x output level con trol [AUX] Adjusts th e level of signals going to the AU X output. Monitor output level con trol [MONITOR] Adjusts t he l ev el t o t r an sm it a si gnal f ro m the s te reo bus or cue bu s to the mon it or ou tput an d headphone output. Cu e indicator [CUE] Lights when an y cue switch is pressed, indicating that the cu e bus[...]

  • Page 6

    NOMENCLATURE [Rear Panel] [M-1264] (M ai n uni t) [M-1212E] (Expansion unit) Input level selection swi tche s [LINE/MIC/MIC (HPF) ] Se t each monaural input level f o r Line, Mic or M i c wit h highpass filter. Monaural input XL R co nn ectors [MONO INPUT 1 ~ 6 (M-1264) /1~12 (M-1212E) ] Th is electronically-balanced input c an be c h anged t o th [...]

  • Page 7

    Monitor output phone jacks [MONITOR OU T L , R] Unbalanced monitor output. Stereo output XLR connectors [STEREO OUT L , R] Electronically-balanced stereo output. Stereo/group s en d selection switch Four-step selection switch. • STEREO TO GROUP position: Sends the stereo bus signal to the group bus. • OFF • GROUP TO STEREO(PRE) position: Send[...]

  • Page 8

    INPUT TR AN SF OR M ER MOUNTING CAUTION THESE SERVICING INSTRUCTIONS A RE FOR USE BY QUALIFIED PERSONNEL ONLY. T O AVOID ELECTRIC SHOCK, DO N OT PERFORM ANY SERVICING OTHER THAN THAT CONTAINED I N THE OPERATING INSTRUCTIONS UNLESS YOU AR E QUALIFIED TO DO SO. REFER AL L SERVICING TO QUALIFIED SERVICE PERSONNEL The M-1264's (M-1212E's) mon[...]

  • Page 9

    Matching Transformer Specifications * 0 dB = 0.775 V rm s ** Specifications are subject to change without notice. PHANTOM POWER SUPPLY CAUTION THESE SERVICING INSTRUCTIONS ARE F O R USE BY QUALIFIED PERSONNEL ONLY. TO AVOID EL ECTRIC SHOCK, DO NO T PERFORM A NY SERVICING OTHER T HAN THAT CONTAINED IN THE OPERATING INSTRUCTIONS UNLESS YOU A RE QUALI[...]

  • Page 10

    INPUT A ND OUTOUT SPECIFICATIONS Input/Output Level Line Monaural I nput Mic Mic ( w it h HPF) -10 dB -60 dB -60 dB -10 dB +4 dB St ere o Input (L, R ) Auxiliary Ste reo Input (L , R) Stereo Output (L, R) +4 dB Sum Output +4 dB Group Output (L , R) +4 dB Monitor Output (L , R) +4 dB AU X Output +4 dB Mixing Output (M-1212E) Stereo Mix ing Group Mix[...]

  • Page 11

    BLOCK DIAGRAM AND LEVEL DIAGRAM[...]

  • Page 12

    [M-1212E][...]

  • Page 13

    SPECIFICATIONS Model M-1264 M-1212E Total Harmonic Distortion Noise Level (IHF- A ) Maximum voltage gain Compressor (monaural input) Power consumption Dimensions Weight 0. 1 5 % or less (Monaural Input t o Stereo Output +4 dB*, 1 kHz) 0.01 % o r less (Stereo Input to Stereo Output, + 4 dB*, 1 kHz ) (1 )W he n al l volume con trol s ar e in mi nim u[...]

  • Page 14

    APPEARANCE [M-1264] [M-1212E][...]

  • Page 15

    [...]

  • Page 16

    TO A Corporation Printed in Japan 133-12-150-2B[...]