Voltage Controlled OScillator

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Gaurav0219

New Member

• Apr 17, 2019

• #1

Hi I am trying to make an RF range oscillator in proteus using LM324 op amp, can you please help me with circuit diagram and requirements?? Thank you

 

rjenkinsgb

Well-Known Member

Most Helpful Member

• Apr 18, 2019

• #2

An LM324 has too low gain at high frequencies to use it for a practical RF oscillator.

The gain has dropped to unity at 1MHz according to the datasheet.
https://www.ti.com/lit/ds/snosc16d/snosc16d.pdf

 

ronsimpson

Well-Known Member

Most Helpful Member

• Apr 18, 2019

• #3

Voltage gain is near zero at 1mhz. From link in post #2.