This low-frequency sine wave oscillator was found in the December 1995 issue of Electronics Now magazine. The two-transistor circuit is a Wien or Vienna bridge operating at 1 kHz.
Found in an Elektor from the 90s, this circuit is used with analog TV signals. The components are...
This circuit was found on an application note from Linear Technology of the 1990s. The source must...
We found this high input impedance, low output impedance amplification stage in the October 1993...