Special Features:

Mtg method: holes for screws; mtg confg: four 0.187 in. Diameter holes on 2.625 in. By 4.250 in. Mtg centers; fsc app data: amplifier, subassembly, radio, except radio navigation, nonairborne

Properties:

Two or more different types of items having a common mounting or mounted on each other which together form a portion of an amplifier but which in itself is not a complete functioning item and cannot be assigned a more definite item name.