This oscillator can generate 2 to 10 MHz signals and was found in an American 1980s documentation. The circuit is stable and its supply voltage is 5 V.
This small regulated power supply was found in a 1963 General Electric documentation. The special...
This circuit suppresses the hiss or thermal noise that occurs in the amplifiers in the absence of a...
I found this article by my friend A. Fanzeres in a Uruguayan magazine Corriente Alterna in July...