Indicated for 12 V systems, this circuit was obtained in a 90s Siliconix documentation. The components used are from the time and current equivalents can be tested.
In the figure we have the way to implement a TTL Schmitt trigger for 60 Hz signals, obtaining...
This circuit was found in an English magazine from 1977. Signal inputs and outputs must be...
This filter eliminates the rumble of the motor of a record player when recovering this type of...