This Philips circuit of the 70's makes use of components of the time. The DZD40 is an uncommon integrated circuit today.
This simple circuit found in a 1968 EEE was intended for data transmission over the telephone...
The Texas Instruments TIOS101 is a driver that can be connected to both high and low side sensors...
This circuit is from Motorola's Linear Interface ICs from 1993. The circuit uses a booster...