This circuit found in old documentation can be used on old cars that do not have this feature. The integrated circuit used is uncommon today.
This circuit is from a 1979 publication, using displays of 7 segments of common cathode. The...
The 1 kHz Wien bridge oscillator presented was found in the 1993 Linear Technology Applications. The...
Obtained from an Electronic Engineering of the 90s, these circuits can be applied to almost any...