Wien Bridge Oscillator with NTC Regulator (CB25909E)

We found this sine wave oscillator in the December 1995 issue of Electronics Now. The circuit uses a 741 and is powered by a dual supply.

Battery Charger ENC 360 360 W
July 2017 - The new Mean Well ENC-360 360 W battery chargers suitable for motorcycle battery...
Linear Ramp Generator (CB1485E)
We found this circuit in a 1972 documentation. The transistor, in fact, is a unijunction that can...
Speed control for car or model railroad (CB5417E)
This circuit for modeling was found in a 1980s documentation. The SCR can be the TIC106 and the...