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Ashly DLM-821 manual

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Table of contents for the manual

  • Page 1

    DLM-821 Stereo Ducking Line/Microphone Mixer Operating Manual ASHLY AUDIO INC. 847 Holt Road Webster, NY 14580-9103 Phone: (585) 872-0010 Toll-Free: (800) 828-6308 Fax: (585) 872-0739 www.ashly.com[...]

  • Page 2

    2 Operating Manual - DLM-821 Ster eo Ducking Line/Micr ophone Mixer T a ble Of Contents 1 INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 2 UNP ACKING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 [...]

  • Page 3

    3 Operating Manual - DLM-821 Ster eo Ducking Line/Micr ophone Mixer 1. INTRODUCTION Congratulations on your purchase of an A shly DL M-821 stereo duc k ing line le v el mi x er . F eatures include eight b alanced stereo inputs for line le v el sources, the first four inputs w ith s w itcha b le 30dB gain for lo w impedance microphones. + 18 V phant[...]

  • Page 4

    4 Operating Manual - DLM-821 Ster eo Ducking Line/Micr ophone Mixer 5. CONTROLS 5.1 D ucking E nable P ressing this s w itch ena b les a signal present on inputs 1 or 2 to duc k ( attenuate ) the signals on inputs 3 through 8. See sections 5.14 through 5.17 for internally selecting different duc k ing configurations. 5.2 C hannel L evel and P an T [...]

  • Page 5

    5 Operating Manual - DLM-821 Ster eo Ducking Line/Micr ophone Mixer 5.9 P ower S witch T he DL M-821 po w er s w itch is on the b ac k panel. W hen it is pressed in the front panel po w er LED w ill b e- come lit. 5.10 M ono O utput M ic/ L ine S witch T his s w itch selects b et w een a 0dBu ( out posi- tion ) line le v el or -40dBu ( in position [...]

  • Page 6

    6 Operating Manual - DLM-821 Ster eo Ducking Line/Micr ophone Mixer Ashly A udio I nc.         F ig . 5 . 2 - DLM-821 I nternal J u m per Location s 6. CONNECTIONS AND CABLES 6.1 I nputs T he DL M-821 stereo inputs use t w o 20 k ohm b alanced ( 10 k ohm un b alanced ) E uro b loc k connectors per cha[...]

  • Page 7

    7 Operating Manual - DLM-821 Ster eo Ducking Line/Micr ophone Mixer 7. TYPICAL APPLICA TIONS 7.1 S mall S ound R einforcement S ystem I n the setup sho w n here, the DL M-821 is used to mi x typical sound sources that might b e found in a small clu b , school theater or similar en v ironment. INPUT channels 1 & 2 are used for microphones for li[...]

  • Page 8

    8 Operating Manual - DLM-821 Ster eo Ducking Line/Micr ophone Mixer 7.3 R estaurant/ S ports B ar S ystem: I n this application, a v ariety of line le v el audio signals ( tape, C D , satellite b ac k ground music and TV) are fed into line inputs fi v e through eight. T alent mics are fed into inputs three and four . A host paging mic is fed into i[...]

  • Page 9

    9 Operating Manual - DLM-821 Ster eo Ducking Line/Micr ophone Mixer 9. DIMENSIONS CROSST ALK ad j acent inputs or input to output at 1 KHz . . . . < -80dB ad j acent inputs or input to output at 20 KHz . . < -60dB VU METERS Tw o 5-segment LED meters. . . . . . . . . . . . .0 VU=+ 4dBu PEAK INDICA TORS acti v ated w hen internal signal is 3dB [...]

  • Page 10

    1 0 Operating Manual - DLM-821 Ster eo Ducking Line/Micr ophone Mixer 11 . W ARRANTY INFORMA TION T han k you for your e x pression of confidence in A shly products. T he unit you ha v e j ust purchased is pro- tected b y a fi v e-year w arranty . T o esta b lish the w arranty , b e sure to fill out and mail the w arranty card attached to your prod[...]

  • Page 11

    11 Operating Manual - DLM-821 Ster eo Ducking Line/Micr ophone Mixer 123456 78 A B C D E 8 7 6 5 4 3 2 1 E D C B A B APPROVED: Dw g # Size Drawn B y Rev. D 10s8210-1.Sch 10S8210 DLM-821 ( Out p uts and Duckers ) James B Franks Sheet # of 16 847 Holt Road Webster, NY 14580-9103 Phone: Fax: (716) 872-0010 (716) 872-0739 Print Date 22-Jan-2004 11:47:5[...]

  • Page 12

    12 Operating Manual - DLM-821 Ster eo Ducking Line/Micr ophone Mixer 123456 78 A B C D E 8 7 6 5 4 3 2 1 E D C B A B APPROVED: Dw g # Size Drawn B y Rev. D 10S8210-2.sch 10s8210 DLM-821 ( Channels 1-2 ) James B Franks Sheet # of 26 847 Holt Road Webster, NY 14580-9103 Phone: Fax: (716) 872-0010 (716) 872-0739 Print Date 22-Jan-2004 11:44:12 A->B[...]

  • Page 13

    13 Operating Manual - DLM-821 Ster eo Ducking Line/Micr ophone Mixer 1 2 3 4 5 6 78 A B C D E 8 7 6 5 4 3 2 1 E D C B A B APPROVED: Dw g # Size Drawn B y Rev. D 10S8210-3.sch 10s8210 DLM-821 ( Channels 5-8 ) James B Franks Sheet # of 36 847 Holt Road Webster, NY 14580-9103 Phone: Fax: (716) 872-0010 (716) 872-0739 Print Date 22-Jan-2004 11:47:28 A-[...]

  • Page 14

    14 Operating Manual - DLM-821 Ster eo Ducking Line/Micr ophone Mixer 1 2 3 4 5 6 78 A B C D E 8 7 6 5 4 3 2 1 E D C B A B APPROVED: Dw g # Size Drawn B y Rev. D 10s8210-4.Sch 10S8210 DLM-821 ( CH 7 & 8 + Power Su pp l y) James B Franks Sheet # of 46 847 Holt Road Webster, NY 14580-9103 Phone: Fax: (716) 872-0010 (716) 872-0739 Print Date 22-Jan[...]

  • Page 15

    15 Operating Manual - DLM-821 Ster eo Ducking Line/Micr ophone Mixer 1 2 3 4 5 6 78 A B C D E 8 7 6 5 4 3 2 1 E D C B A B APPROVED: Dw g # Size Drawn B y Rev. D 10s8210-5.sch 10S8210 DLM-821 ( Indicators and Meters ) James B Franks Sheet # of 56 847 Holt Road Webster, NY 14580-9103 Phone: Fax: (716) 872-0010 (716) 872-0739 Print Date 22-Jan-2004 11[...]

  • Page 16

    P rinted in U S A 3-04 DL M-00 ASHLY AUDIO INC. 847 Holt Road Webster, NY 14580-9103 Phone: (585) 872-0010 Fax: (585) 872-0739 Toll Free (800) 828-6308 www.ashly.com © 2004 by Ashly Audio Corporation. All rights reserved worldwide. Operating Manual - DLM-821 Ster eo Ducking Line/Micr ophone Mixer[...]