This circuit was presented in a January 1990 Radio Electronics magazine article as part of a home theater sound effects system. It consists of a 3 kHz high-pass filter.
The uPC2002 circuit is equivalent to the TDA2002 in this 1986 circuit. This integrated circuit must...
In the figure we have a precision differential amplifier found in the Linear Applications Handbook of...
This bistable circuit with the CMOS 4014 can be found in several ways in this section and on this...