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This variable frequency oscillator was found in an old American documentation. Transistors allow more modern equivalents and coil data are found next to the diagram for several frequency bands.
August 2017 - New DTMOS Super Junction MOSFETS from Toshiba are in stock at Mouser Electronics....
This shield can be used both to interface microcontroller circuits or TTTL. The resistor in series...
Found in documentation from the 1980s, this circuit uses components from that time. The circuit is...