Posted in Radio Hacks Tagged ad9850, amateur radio, dds, direct digital synthesis, drake, ham, variable frequency oscillator, VFO Teensy 3.1 Controlled VFO March 5, 2016 by Rud Merriam 27 Comments ...

What’s the simplest audio frequency oscillator you can imagine? There’s the 555, of course, and we can think of a few designs using just two transistors or even a few with just one. But… ...

The Variable Inductance Frequency Modulator. Monograph BBC Monograph 76. Download. ... This method is exploited in an oscillator whose frequency is determined by a control voltage.

IQD has introduced a high frequency, low jitter clock oscillator with low phase jitter of less than 0.5ps rms max (over 12kHz to 20MHz) irrespective of which output is specified. Housed in a ...