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

Download Datasheet


Word Clock Input
StandardSDIF-2 Word Clock
Number of Inputs1
ConnectorBNC per IEC 61169-8 Annex A
Level0 to 5V (terminated or unterminated)
ImpedanceSelectable 75Ω or high impedance
Word Clock Output
Number of Outputs9
ConnectorBNC per IEC 61169-8 Annex A
Maximum Output Levels
75Ω Load5V
High Impedance Load10V
Minimum Output Level0V
Voltage Gain-6dB to +6dB
Frequency Range28kHz - 100kHz
Voltage+12V DC
Power1.2 Watts
EMI/RFIComplies with FCC Part 15 Class A, EU EMC Directive
Number of Slots1

Ordering Information

500ADA-WWord Clock Distribution Amplifier (1 x 9)
500FR3RU exponent Compact High Density Distribution Frame
S501FR500 Series Standalone Enclosure