This circuit with pressure sensor was obtained from the Encyclopedia of Electronic Circuits volume 5 of 1995. Note the construction of the sensor with rubber and conductors.
This circuit was found in the July 1969 Radio Electronics magazine. The circuit controls resistive...
August 2017 - Mouser Electronics is announcing the availability of TDK ICS-52000 microphones with...
The oscillator of this circuit operates around 8 MHz, but the output will be at a frequency three times...