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Brainstorm DCD-24 Owner's Manual

Word clock distributor
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DCD-24
Word Clock Distributor
Owner's manual
Version 1.00
October 2018
All materials herein © Brainstorm Electronics, Inc.
Brainstorm Electronics reserves the right to change or modify the contents
of this manual at any time.
Credits
Concept: AID, Brainstorm Electronics
Software: Gerry Lester
Manual: Bernard Frings, Gerry Lester
Technical Assistance: Jim Pace
Brainstorm Electronics, Inc.
www.brainstormtime.com

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Summary of Contents for Brainstorm DCD-24

  • Page 1 Word Clock Distributor Owner’s manual Version 1.00 October 2018 All materials herein © Brainstorm Electronics, Inc. Brainstorm Electronics reserves the right to change or modify the contents of this manual at any time. Credits Concept: AID, Brainstorm Electronics Software: Gerry Lester...

  • Page 2: Table Of Contents

    The external supply provided with the DCD-24 accepts 100 to 240 VAC input The DCD-24 can generate any standard rate, up to 192KHz, with any of the pull at 50 - 60 Hz so it is suitable for use anywhere in the world.

  • Page 3: Quick Start

    ] navigation key once to go to the external reference menu right • Select WC The Ethernet port is used to connect the DCD-24 via TCP/IP protocol to access the • Press the [ ] key to move to the OUTPUT WC RATE right unit remotely and to upload firmware from any computer on the network.

  • Page 4: Navigation Keys

    • VSO If External has been selected, the second column of led’s indicates which When the DCD-24 is on, the Power A and Power B LED’s indicate that power external, out of four choices: is present at the corresponding connector. When the DCD-24 is turned off, •...

  • Page 5: Menu Navigation

    1080p and 59.94 Hz (video formats • 10 MHz (GPS or Rubidium clock) recognized by the DCD-24 are listed in Appendix 15.1 at the end of this • Video Sync (HD or SD - NTSC & PAL).

  • Page 6: Non-Volatile Storage

    • HOLDING Holding last known frequency after lock failure The DCD-24 always tries to lock to its input. Once the rate has been established, if the reference is off speed by more than 10%, it starts slewing. Note that with video, the 10% rule applies to the horizontal frequency and not the frame rate.

  • Page 7: Firmware Update

    → • Step 3: the file is programmed into the DCD-24 flash memory. A message indicates ‘PRG’ followed by a percentage complete value. Note: During the 3rd step (programming), Ethernet is internally disconnected.

  • Page 8: Loader

    15.2. PULLED RATES Here is a list of the standard and pulled rates generated by the DCD-24. 14.5 LOADER The Loader is a fall-back web page that allows you to restore your DCD-24 in case -4.096% (25 to 23.976 f/s)

  • Page 9: Word Clock Phase Alignment To Video

    DCD-24 User Manual (rev 1.00) 15.4. WORD CLOCK PHASE ALIGNMENT TO VIDEO Whenever mathematically possible, the DCD-24 will achieve accurate alignment between the vertical sync of the incoming video and the rising edge of the output wordclock. Accuracy is per the original AES requirement of 5% of the sample clock period.
  • Page 10 DCD- 2 4 Word Clock Distributor Operation Manual Software version 1.00 BRAINSTORM ELECTRONICS, INC. www.brainstormtime.com Distributed Exclusively by plus24 8974 Kramerwood Place, Los Angeles, CA 90034 - USA Tel: (323) 845-1171 - Fax: (323) 845-1170 www.plus24.net...

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