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Alesis EC-1 A ES/EBU manual

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Table of contents for the manual

  • Page 1

    A LESIS EC-1 AES/EBU I NTERFACE C ARD FOR THE M20 P ROFESSIONAL 20- BIT D IGITAL R ECORDER O WNER ’ S M ANUAL F IRST E DITION V ERSION 1.00 A PPLIES TO M20 OPERATING SOFTWARE V ERSION 1.11  1998 A LESIS C ORPORATION[...]

  • Page 2

    EC-1 AES/EBU Interface, Appendix E EC-1 M ANUAL 1.00[...]

  • Page 3

    EC-1 M ANUAL 1.00 E- 1 A PPENDIX E EC-1 AES/EBU I NTERFACE This document covers only those aspects unique to the EC-1 card and should be inserted into the binder with the M20 manual. T ABLE OF C ONTENTS Important Safety Instructions .............................................................................................................. 2 Safe[...]

  • Page 4

    EC-1 AES/EBU Interface, Appendix E E- 2 EC-1 M ANUAL 1.00 I MPORTANT S AFETY I NSTRUCTIONS S AFETY SYMBOLS USED IN THIS PRODUCT This symbol alerts the user that there are important operating and maintenance instructions in the literature accompanying this unit. This symbol warns the user of uninsulated voltage within the unit that can cause dangero[...]

  • Page 5

    Appendix E, EC-1 AES/EBU Interface EC-1 M ANUAL 1.00 E- 3 October, 1998[...]

  • Page 6

    EC-1 AES/EBU Interface, Appendix E E- 4 EC-1 M ANUAL 1.00 A BOUT THE EC-1 The EC-1 is an optional AES/EBU protocol expansion card designed exclusively for the M20. It provides 8 simultaneous channels of AES/EBU digital audio inputs and outputs via eight XLR type jacks (four input channel pairs and four output channel pairs). The EC-1 may be install[...]

  • Page 7

    Appendix E, EC-1 AES/EBU Interface EC-1 M ANUAL 1.00 E- 5 O VERVIEW OF M AIN F UNCTIONS A BOUT AES/EBU D IGITAL A UDIO The AES/EBU protocol is the most common professional standard for transmitting digital audio. It is a two-channel protocol designed for stereo pairs, so transmitting from the eight-channel ADAT M20 requires the use of four sets of [...]

  • Page 8

    EC-1 AES/EBU Interface, Appendix E E- 6 EC-1 M ANUAL 1.00 I NSTALLATION P RECAUTIONS Install the EC-1 only if you have had some experience with similar devices and feel competent to do so. If the following instructions are not clear to you, have your dealer or a trained technician install it for you. Hazardous voltages are present within the chassi[...]

  • Page 9

    Appendix E, EC-1 AES/EBU Interface EC-1 M ANUAL 1.00 E- 7 B ASIC O PERATION S ELECTING AES/EBU (I/O C ARD ) AS THE D IGITAL S OURCE When using digital inputs, the Digital Source function selects one of three digital input options. The I/O CARD option will appear in the display only if an I/O card (such as the Alesis EC-1 card) is installed in the M[...]

  • Page 10

    EC-1 AES/EBU Interface, Appendix E E- 8 EC-1 M ANUAL 1.00 Once again, we must remind you: if independent (non-synchronous) AES/EBU sources are connected to the EC-1 card, audio cannot be monitored (or recorded) simultaneously since the clock for each input channel pair is independent. When monitoring AES/EBU digital audio from more than one channel[...]

  • Page 11

    Appendix E, EC-1 AES/EBU Interface EC-1 M ANUAL 1.00 E- 9 Note: The above illustrations assume that the source tracks of the M20 are set to receive digital input (as shown by a “D” under the meter for each track). I F THE INPUT SELECTION IS ANALOG AND AES/EBU SIMULTANEOUSLY : If you have INPUT SELECT configured for analog and AES/EBU input, inp[...]

  • Page 12

    EC-1 AES/EBU Interface, Appendix E E- 10 EC-1 M ANUAL 1.00[...]