This setting applies to virtually any photo transistor and any operational amplifier. The power supply must be symmetrical, and the gain is determined by the relationship between R2 and R1.
With a touch of the sensor, the output of the 4013 changes state from high to low or vice versa. In...
The traditional circuit was taken from a French magazine Radio Plans that no longer exists but can...
The coil of this analog composite video signal transmitter is formed by 6 or 7 splashes of 26 or...