This 3 and-a-half digit circuit was found in a Teledyne documentation from the 90s. The circuit uses a thermocouple as a sensor. The integrated circuit used is uncommon today.
This circuit of a few watts of power shows a typical configuration from the 70s using driver and...
Scratch and Rumble are noises that appear when recovering vinyl recordings, both due to scratches on...
This circuit, already explored on this site, can be applied to other comparators in the same...