Special Features:

Capacitor, chassis, coil, connector, contact, crystal, electron tube, if. Subassy, plug, relay, resistor, shield, socket, suppressor, terminal; bracket mtd

Properties:

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