scope:

This specification sets forth the requirements for a multifunction amplifier assembly which consists of (1) a multifunction amplifier cabinet, including a patch and test panel, designed for standard rack mounting; (2) plug-in amplifier base modules; and (3) submodules that provide additional functional capabilities. The equipment will be used in FAA facilities to perform the required processing of audio used in the air-to-ground voice communication systems. The power supply is dual solid-state and modular in construction. The amplifier assembly is solid-state and modular in construction.