This circuit cuts the audio for a few seconds between words, which allows ads to be detected, since this does not occur in music. The circuit is a from Radio Electronics Experimenter from 1989.
This signal booster that ranges from long waves to about 30 MHz is recommended to be used with...
TTL square signals can be divided by 10 using this circuit. The maximum frequency depends on the...
Used in 1950s CW receivers, this type of circuit used germanium transistors. The circuit has...