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eeveleigh
modified 10 years ago

Amplitude modulator using MOSFET and opamp

3
3
155
04:37:28
Using a linearised voltage-controlled MOSFET resistance to modulate opamp gain and produce an amplitude modulated signal. Voltage-controlled amplifier.
published 10 years ago
hurz
10 years ago
For a stable operation you have top swap plus and minus opamp input. Keep it up!
eeveleigh
10 years ago
You are right, I made this at around 3 AM and thought I had it the other way around.
hurz
10 years ago
You are welcome!

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