OHB Digital

DA12 Dual Channel Distribution Amplifier

The DA12 is a dual channel distribution amplifier for SMPTE, EBU, IRIG and other time codes. It amplifies and isolates time code signals, RF and electronic pulses to a dozen leads. The DA12 is an Ideal hub for clock systems distributed over large areas and distances.
Manufacturer: Masterclock Inc.

 

Brochures

 

Features

  • 2 inputs: 1:12 or 2:6 input:output
  • 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

 

Specifications

Inputs - 2

  • 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: 1PPS 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

Physical

  • 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

Outputs - 12

  • RF
    •  Frequency: 0 Hz – 20 MHz
    •  Level: 1 V rms [15 dBm max]
    •  Gain: 0 dB to 12 dB trimable
    •  Harmonic:
    •  Non-harmonic:
    •  Load Impedance: 50 Ω
  • Pulse /DC IRIG Time Code
    •  Frequency: 1PPS 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 Forma:t Any IRIG format, IEEE 1344, NASA 36, 2137, XR3
    •  Load Impedance: 50 Ω

Operating Parameters

  • Temperature: 0 to +50°C (0 to +40°C, ±1 min/year for standard TCXO)
  • Humidity: Up to 90% (non-condensing at +25°C)

 

Do you need any further information?

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Lange-Electronic GmbH
Rudolf-Diesel-Str. 29a
82216 Gernlinden

+49 8142 284582 0

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