This circuit is used to generate pattern bars on an analog television screen for calibration purposes. The circuit is from a 90s 303 Circuits.
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...