This filter for scratched disc noise was found in an English documentation from 1989. The integrated circuits used are still common today.
The photosensor integrated circuit used in this circuit is not common today. It is a device that...
May 2017 - The new series of new polymer conductive capacitors from Panasonic OS-COM is already in...
The circuit in the figure is suggested by Texas Instruments in its optoelectronics manual and...