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Dave's Circuits
Circuits designed by David Johnson, P.E.

Master Category List - Dave's Circuits
Last Updated on: Monday, April 21, 2008 04:18 AM


Charge Pump Circuits   Square Wave Oscillators   Voltage Controlled Oscillators (VCO)
 
 
200MHz400MHz VOLTAGE CONTROLLED OSCILLATOR
If you need a clean emitter coupled logic (ECL) type signal between 200MHz and 400MHz this circuit works fine. It uses four voltage-controlled capacitors to change the frequency.

Click on Drawing Below to view PDF version of Schematic

200MHz - 400MHz VCO designed by David A. Johnson, P.E. (March 19, 1999)

Charge Pump Circuits   Square Wave Oscillators   Voltage Controlled Oscillators (VCO)
 

Master Schematic Category List - David A. Johnson, P.E.
 

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