The circuit shown is from the National Semiconductor Linear Applications Handbook of 1994. using ADC0808. The circuit can handle data from up to 4 transducers with an 8-bit output.
The configuration below shows how to use the 7400 as a NOR function. The circuit is TTL and must...
This circuit uses two JFET such as the BF244 or BF245 and has an excellent gain with small...
Employing transistors of the time, this circuit was found in a documentation from 1963. The coils...