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Home » Multi-GNSS Disciplined Oscillator GF-8804/8805

Multi-GNSS Disciplined Oscillator GF-8804/8805

Part of the GF-88 Multi-GNSS Disciplined Oscillator (GNSSDO) series, the GF-8804/8805 are ‘Grande’ form-factor models that emphasise holdover, delivering atomic-clock-class stability with 24-hour holdover performance comparable to a Rubidium oscillator.

They share the same pin assignment and outputs as the GF-8801–8803 and provide a UTC-synchronised 1PPS and a continuously disciplined 10 MHz reference (square-wave and sine-wave).

Key Features

  • Generates UTC-synchronised 1PPS and a continuously disciplined 10 MHz (square + sine).
  • Atomic-clock-class stability with 24-hour holdover comparable to Rubidium.
  • Compliant with ITU-T G.8272 PRTC-A and PRTC-B.
  • ‘Grande’ form factor, pin-compatible with GF-8801–8803.
  • Embedded countermeasures for jamming, spoofing and GNSS signal interruption (holdover).
  • Coherent 1PPS and 10 MHz behaviour.
  • Single-satellite tracking capable.
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