With this circuit it is possible to modulate pulses from a pulsating input signal. The PNP transistor can be the BC558 and the power must be supplied with 5 V.
Intended for amplifying analog video signals, this old documentation circuit has a 20 MHz pass...
This crystal-controlled oscillator was found in the January 1994 issue of Electronics Now. Other...
Found in General Electric documentation from the 1980s, this circuit generates signals that depend...