20-Pin Industrial RF Transceiver, 4.5-8V, 7mA, DIP-20 Package
Analog Circuit, 1 Func, PZFM3
ECONO-BEAM: Receiver; Range: 1.8 m; Input: 10-30V dc; Output: Bipolar: 1 NPN; 1 PNP - DO; 2 m (6.5 ft) cable
SA615N
SE61RNC W/15 SCANNER
SE115N
SE015N