We found this version of the automotive tachometer in a 1980s publication. Variations from other sources appear elsewhere in this section. The indicator is a 0 to 1 mA milliammeter.
This circuit was obtained from an old Electronic Design. The components are from the period but...
Toshibas IC Brushless Motor Drivers Toshiba offers through Mouser Electronics a broad range of...
The 1: 1 transformer on this circuit found in a 1967 Electronics World can be wrapped around a...