5 V, Slew-Rate Limited, Low Power, 250 kbps, Full Duplex EIA RS-485 Transceiver
0.1 µF, +5V CMOS RS-232 200 kBPS Transceiver with 4 Drivers & 4 Receivers

Nanahoshi Kagaku, 24 Pole Cable Mount Connector Socket, 28 Shell Size, Male Contacts
IC VREG FIXED/ADJUSTABLE POSITIVE REGULATOR, PDIP8, PLASTIC, DIP-8, Fixed/Adjustable Positive Single Output Standard Regulator
5 V, Slew-Rate Limited, Low Power, 250 kbps, Full Duplex EIA RS-485 Transceiver (with DE/RE)