This circuit was obtained from an 80's Electronic Engineering. The circuit detects ice formation by triggering a warning light. The operational amplifier is of the time.
Using an old integrated circuit, this low power amplifier, on the order of a few watts, includes tone...
This circuit with complementary output transistors was found in a 1980s publication. Modern...
This circuit is based on the bistable configuration, but with the difference that the values of...