Temperature interface (CB20543E)

This temperature sensor shield or interface was found in a PC English documentation from 1996.

Microchip EQCO62X20 6.25Gbps Asymmetric Coax Equalizer
Microchip's EQCO62X20 6.25Gbps Asymmetric Coax Equalizer is a driver/equalizer chipset that forms...
Turn On Switch Using a SCR (CB542E)
This circuit can turn-on (only) a load (relay or lamp) when S1 is pressed. The circuit can be used as...
1 MHz Colpitts Clock (CB6469E)
This circuit with TTL compatible output was found in a 1968 US documentation. The circuit is...