This circuit makes use of an integrated LM2907. The circuit is from an old documentation being applied to cars that still used platinum, common at the time.
This circuit, which is also a leak meter, has a detection resistance of billions of ohms. We found...
With the precision given by the crystal this circuit provides signals of several frequencies for the...
January 2017 - New ROHM TFZV series of zener diodes is now available from Mouser Electronics. The...