This simple 555 component tester was found in the November 1992 issue of Radio Electronics magazine. The circuit is powered by 6 to 12 V batteries.
September 2016 - It can be obtained from Mouser Electronics the new voltage regulators (LDOs) to...
In the figure we have the circuit of an amplifier for alternating signals with 10 times gain,...
This circuit, which can be used as a shield, was found in a 1980s documentation. The circuit can be...