This circuit is from American documentation from the 70s. This configuration appears in this section obtained from other sources. The signal is sinusoidal determined in amplitude by D1 and D2.
This transmitter was sent by contributing reader Adriano Muniz Moura from Pirapora – MG. It is in...
This circuit indicates whether the voltage to be measured is higher or lower than the zener diode...
An interesting application that can be implemented with the LM139 is the pulse width modulator. This is...