This circuit provides an audible signal when testing a TTL circuit. The circuit is from an old documentation, being fed with the 5V of the circuit under test.
This circuit is based on the bistable configuration, but with the difference that the values of...
This Wien bridge oscillator was found in Radio Electronics from the 90s. The circuit uses the 741...
The configuration shown in the figure is one of the most traditional when it is desired to produce...