This circuit controls the channel separation as described in the March 1973 Radio Electronis magazine article. The circuit was proposed by Mullard (Philips) and consists of two channels as shown.
This circuit, obtained from the component manual used, has an ultra narrow 1 kHz range given by...
The figure shows how to implement a No – OR or NOR function with 1 general purpose transistor. The supply...
According to its author, this device indicates the amount of force applied to the sensors. The...