This configuration with the LM111 was found in your factory manual. The circuit can be implemented with modern operational equivalents. The power supply must be symmetrical.
This circuit was found in an Electronic Design from the 90s. The integrated circuit is the LT1016, a...
We found this circuit in a 90s Radio Electronics. The circuit generates frequency-modulated 220 kHz signals. The...
This light effect circuit was found in the July 1971 Radio Electronics magazine. The circuit is...