This commercial signal follower was found in a 1967 Japanese magazine. It uses germanium transistors and provides a speaker output without the need for a transformer.
This circuit was found in the August 1997 Electronics Now magazine. The circuit uses well-known...
With this circuit, a single antenna can be used to receive TV and FM signals (VHF), separating them for...
The circuit shown has the component values calculated for a frequency of 1 kHz. TL064 can also be...