FAA FAA-E-2272 REV A PDF

The equipment specified herein is a 4-watt, rack mounting (rack not supplied under this specification) UHF transmitter designed to operate in the frequency range of 328 to 336 Mc/s, and to be modulated to a depth of 100 percent at a frequency of 150 c/s. The reference for the 150 c/s modulation component will be supplied from an external source. The equipment includes a built-in monitor to detect changes in RF level, modulation level, and load termination. All active electron devices are semiconductor devices.