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Which of these diodes may be used to control the voltage used to operate a VFO?
Rectifying diode
Varicap diode
LE Diode
Zener diode
Which of these diodes would be used in an RIT circuit?
Rectifying diode
Varicap diode
LE Diode
Zener diode
When foreward biased a silicon diode will start to conduct at:
3.5 V
4.5V
5.5V
6.5V
The action of a zener diode is shown when
it is forward biased to the voltage marked on the diode
it is forward biased to 6.5V
it is reversed biased to the voltage marked on the diode
it is reversed biased to 6.5 V
In a variable capacitance diode which of these is equivalent to the dialectric of a normal capacitor?