This dynamic mixer allows for smooth adjustment of the signal's passage from one channel to another. We found it in an American documentation from the 70s.
This circuit produces the ticking of a clock on a common piezoelectric transducer. The circuit has an...
The basis of this circuit is a double T in the feedback, which has the components calculated to...
This configuration was found in the Texas Instruments optoelectronics manual. PNP transistors...