Electronic Devices - Special-Purpose Diodes - Discussion
Discussion Forum : Special-Purpose Diodes - General Questions (Q.No. 4)
4.
You have an application for a diode to be used in a tuning circuit. A type of diode to use might be
Discussion:
2 comments Page 1 of 1.
Shahebaaz said:
1 decade ago
The answer is varactor only. Why because varactor diode means a variable capacitor or a variable resistor. So by using this varavtor diode we can tune the circuit by varying respective parameter depending on requirement. It may be either capacitor or resistor.
Chandu said:
8 years ago
For tuning circuit we need to vary the resistance and only varactor allows us to do so.
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