We found this circuit in a 1985 documentation. The transformer is an old TV flyback that has an exposed part of the core, where 10 to 20 turns of common wire are wrapped.
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...