This transmitter for the 3.5 and 7 MHz ham radio was found in a 1950s Japan publication. No information was given on the coils and the power supply.
This circuit was found in a Motorola documentation from the 70s. The components are from the time,...
We found this circuit in an old documentation from the 70s, but it can be assembled with more...
August 2016 - It can be purchased from Mouser Electronics the new digital isolators ADuM120N and...