ELECTRICAL SPRING CONTACTS (2)--Allow M43A1 Detector heater power to
travel between detector case-top and case-bottom assemblies while the
receiver is in place.
RECEIVER RING (4)--Fits between case-top and
case-bottom assemblies of
the M43A1 Detector, and provides a mount for
all other receiver parts.
DECODER PRINTED WIRING ASSEMBLY (6)--Contains circuitry which determines
whether the receiver will respond to an encoded signal from transmitter.
encoded signal will activate the receiver.
INTERFACE CABLE RETAINER (8)--Retains position of M43A1
when receiver assembly is mounted in an M43A1 Detector.,