Level indicator (CB23803E)

This neon lamp level indicator circuit uses low voltage power supply. The circuit was found in a February 1962 Radio Electronics magazine.

Rail to Rail Oscillator 555 (CB9099E)
Found in an Electronic Design from the 80s, this circuit generates a 500 Hz signal and can be used...
Voltage Doubler 555 (CB25543E)
This circuit, which can generate voltages up to 25 V, was found in the December 1992 issue of...
Product Detector (CB4223E)
Found in a 1980s publication for amateur radio, this circuit employs an MC1596G which is a...