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  • 1 or 2 inputs: 1 input driving 12 outputs or 2 inputs each driving 6 outputs
  • Output banks are selectable AC or DC coupled
  • Dual isolated output banks
  • Chassis is steel with rust resistant powder coat
  • Universal worldwide AC power
  • CE marked for sale in EU - FCC, class B, emissions
  • Green power LED on front panel

DA12 Dual Channel Distribution Amplifier

The DA12 is a dual-channel distribution amplifier for SMPTE, EBU, IRIG-B, 1PPS and other signals. It isolated and amplifies time code, RF and electronic pulses to a dozen leads. The DA12 is an Ideal hub for clock systems distributed over large areas and distances.

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DA12 Front

DA12 Back

Reference Documents

SpecificationsDA12 Dual Channel Distribution Amplifier


  • RF
  • Frequency: 0 Hz - 20 MHz
  • Level: 1 V rms [15 dBm max]
  • Impedance: 50 Ω
  • Isolation A to B: >85 dB
  • Pulse/DC IRIG Time Code
  • Frequency: 1 PPS to 10 MPPS
  • Level: 0-7V p-p
  • Duty Cycle: 0 to 100%
  • Impedance: 50 Ω
  • AM IRIG Time Code
  • Frequency: 1 PPS to 10 MPPS
  • Level: 0-6 V p-p
  • Modulation Frequency: Up to 1 MHz
  • Code Format: Any IRIG format, IEEE 1344, NASA 36, 2137, XR3
  • Impedance 50 Ω

  • RF
  • Frequency: 0 Hz - 20 MHz
  • Level: 1 V rms [15 dBm max]
  • Gain: 0 dB to 12 dB trimable
  • Harmonic: <-40 dBc
  • Non-harmonic: <-80 dBc
  • Load Impedance: 50 Ω
  • Pulse/DC IRIG Time Code
  • Frequency: 1 PPS to 10 MPPS
  • Duty Cycle: 0 to 100%
  • Rise Time: <20 ns
  • Fall Time: <20 ns
  • Skew: <+2 ns
  • Load Impedance: 50 Ω
  • AM IRIG Time Code
  • Frequency: 1 PPS to 10 MPPS
  • Modulation Frequency: Up to 1 MHz
  • Code Format: Any IRIG format, IEEE 1344, NASA 36, 2137, XR3
  • Load Impedance: 50 Ω

  • Size: 16.9w x 1.7h x 4.5d in (43w x 4.31h x 11.5d cm)
  • Weight: 1.0 lb (0.5 kg)
  • Standard Rack Mount - 1RU - “Ears” removable

  • Temperature: 0 to +50°C (0 to +40°C, ±1 min/year for standard TCXO)
  • Humidity: Up to 90% (non-condensing at +25°C)
  • MTBF: 267,498 hours. All calculated using Fixed/Ground Mil HDBK 217F assumption
  • IP Rating 40

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