Found in Elektor Electronics this circuit is intended for mixing analog video signals. The circuit has a 25 MHz passband.
Found in American 90’s documentation, this circuit generates 300 Hz depending on the capacitors...
According to what is said, the bugs are the female insects (mosquitoes, muriçocas and others)....
Found in a 90s nHands On Electronics, this circuit triggers a relay that shuts off the load when...