All items tagged with construction and FM (3)

1-05-1993 | The construction project described here consists of two units: an FM stereo multiplex generator and a three-stage VHF FM exciter. Toget...

1-07-1992 | The last printed circuit board to be discussed is the LED-based S-meter (signal strength) unit, which is fitted on to the front panel of...

1-05-1992 | The greater part of this month's instalment is devoted to the operation of the microprocessorcontrolled synthesizer used to tune the RF...