This bench circuit was found in Radio Electronics magazine from June 1958. The circuit does not have an external power supply. The circuit generates signals from 12 Hz to 180 kHz in 4 bands.
This power control circuit was found in an article in the June 1995 Electronis Now magazine. The...
This circuit for vehicular use is from an 80's American publication. The circuit has a light...
This circuit can be used with 3 receivers and is intended for low frequencies (medium wave range). We...