Summary

The SpaceQuest TRX-U is a compact single board transceiver for satellite communications in the UHF Band. Similar to the TRX-V, the TRX-U is an ideal satellite TT&C Radio or Narrow Band Communication Payload for CubeSat and SmallSat missions.

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Last updated: 2020-12-11

TRX-­U Satellite UHF Transceiver

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Specs

transmit frequency
390 to 450 MHz
receive frequency
390 to 450 MHz
transmit power
1 to 5 W
data rate
2.4 to 19.2 kb/s
modulation
FSK
GFSK
voltage
7.0 to 9.0 V
power consumption
250 mW (RX)
8 W (TX for 2 W RF out with 7.0 V input)
sensitivity
-120 dBm @ 2400 bps (zero errors)
-111 dBm @ 19.2 kbps (zero errors)
operating temperature
-20 to 60 C
storage temperature
-30 to 80 C
mechanical vibration
15 Grms (20 – 2000 Hz)
mass
140 g
length
83 mm
width
57 mm
height
16 mm

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