This circuit has a frequency range of 30 Hz to 100 kHz with an output signal of 1 Vrms. We found it in 70s American documentation. The integrated circuits are CA3140.
Servo motors operate from the changes in the pulse width in a range between 1 and 2 ms. The...
This circuit was found in a publication of1994, originally obtained from the National...
This capacimeter was obtained in European documentation from the 1980s. The indicator instrument, a...