This oscillator was found in the January 1987 issue of Radio Electronics magazine. The frequency is adjusted by C1, and the output has good symmetry. The power supply is typically 3 to 12 V.
Found in a Popular Electronics from the 90s, this circuit transforms an ordinary oscilloscope into a...
We found this circuit in a Gernsback documentation from 1960. The circuit is intended for...
The circuit below is found in the manuals of several manufacturers in the LM123 series of...