The TR511 from Communications & Power Industries is a SATCOM Transceiver with an input frequency range of 950-1450 MHz and an output frequency range of 4.4-5.0 GHz. This transceiver has a transmitter local oscillator frequency of 3.450 GHz and a receiver local oscillator frequency of 5.950 GHz. It has a transmit small signal gain of 75-82 dB and spurious emissions of -60 dBc. The transceiver has a transmit/receive phase noise (SSB) of -115 to -65 dBc/Hz and a noise figure of 1.65-1.75 dB. The transceiver is designed with automatic self protection circuitry that prevents overdrive damages and has a quick disconnect waveguide connectors, and remote M&C over Ethernet. It requires an input power supply of 180-240 V and has a peak power of 1000 W. The transceiver is ideal for troposcatter applications.