Special Features:

Mounting method: connector and rack; major components: capacitor, choke, diode, handle jack, microcircuit, mounting pad, printed wiring board, shielding; component quantity: 179

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.