Special Features:

Pmaster, voice digitizer 1; integrated circuit 10; diode 4; transistor 6; resistor 71; capacitor 31; switch, single pole double throw 2; socket, integrated circuit, sixteen pin 1; socket, integrated circuit, fourteen pin 1

Properties:

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