Found in Motorola's 1967 documentation this circuit can use any general-purpose transistor. The signal should be applied to a good amplifier. The noise diode can be replaced with a common one.
This circuit produces a low frequency magnetic field used in old inductive remote controls with a...
This circuit was originally designed to operate with the CB18751E which transmits its signals via...
This circuit was found in an American documentation from 1970. We can increase the number of...