This circuit with 24 dB per octave attenuation was found in the November 1973 Radio Electronics magazine. The components are for 1 kHz but can be recalculated for other frequencies.
This capacitor leak detector was found at Popular Electronics in June 1991. The magazine no longer...
This circuit can generate signals of frequencies up to 1 or 2 MHz, tuned in the capacitor. The...
This circuit switched with the help of small inductors produces a peak voltage above 20 V that is...