This is an amplifier from the 70s. The integrated circuit used is uncommon today and the power supplied is not the greatest. The circuit is from Motorola.
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...