CubeSat and SmallSat UHF COMM 4G0 Half Duplex Modem

The UHF COMM 4G0 Half Duplex Modem is designed to work with NanoAvionics satellite UHF transceivers COMM SAT2RF1-1D, in the frequency bands of 401-403MHz or 430-440MHz. This 1U Modem has narrowband RX SAW filters for commercial and amateur frequencies. It also has an optional output of SMA connector for RX SDR monitoring. The RX and TX LEDs located on the front panel show the current mode of the modem.

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Features:
- 1U 19” rack mountable.
- External 110 – 240 VAC, 50-60 Hz.
- DC for outdoor LNA.
- Hardware filtering of RX signal.
- Excellent receiver sensitivity:
  - -122 dBm (GFSK2, 2400 bps).
  - -119 dBm (GFSK2, 9600 bps).
- Adjacent channel selectivity: up to 60 dB at support 12.5-kHz offset.
- Very low phase noise: –114 dBc/Hz at 10-kHz offset.
- CAN interface to server.
- RCA connector for uplink power amplifier enable control.
- SMA RX output for SDR monitoring.
- ON/OFF switch, RX/TX LED in the front.