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Word Clock Distribution Amplifier

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The 500ADA-W is a SDIF-2 Word Clock distribution amplifier. The input can be configured to be high impedance or terminated to 75Ω. The 500ADA-W provides continuous voltage gain adjust from -6dB to +6dB. The module supports a maximum output signal of 5V.

The 500ADA-W is housed in the 3RU 500FR Exponent frame that will hold up to 16 modules.


  • 75Ω or high impedance input (jumper selectable)
  • DA has voltage gain adjustment range from -6dB to +6dB
  • Outputs can drive into 75Ω loads
  • Card Edge LED's

  • Module Status/Local Fault
  • Power Supply Status


Word Clock Input

Standard SDIF-2 Word Clock
Number of Inputs 1
Connector BNC per IEC 61169-8 Annex A
Level 0 to 5V (terminated or unterminated)
Impedance Selectable 75Ω or high impedance

Word Clock Output

Number of Outputs 9
Connector BNC per IEC 61169-8 Annex A
Impedance 75Ω
Maximum Output Levels
75Ω Load 5V
High Impedance Load 10V
Minimum Output Level 0V
Voltage Gain -6dB to +6dB
Frequency Range 28kHz - 100kHz


Voltage +12V DC
Power 1.2 Watts
EMI/RFI Complies with FCC Part 15 Class A, EU EMC Directive


Number of Slots 1

Ordering Information

500ADA-W Word Clock Distribution Amplifier (1 x 9)


500FR 3RU Exponent Compact High Density Distribution Frame
S501FR 500 Series Standalone Enclosure