This circuit from a 90s Popular Electronics, decodes the old analog TV signal. It works with a pilot frequency of 15 734 kHz from the scanning system.
This is one of many circuits of this type that can be found in this section. This one is taken from...
This circuit uses one UJT (Unijunction Transistor) to produce three different tones in a...
This bench circuit was found in the February 1998 issue of Electronics Now magazine. It can be...