The answer provides a circuit diagram for a full-wave voltage doubler and explains the working of a varactor with characteristic curve and IEC symbol.
A full-wave voltage doubler circuit consists of two diodes and two capacitors connected in a specific configuration to double the input voltage.
Characteristic Curve: The characteristic curve of a varactor demonstrates how its capacitance changes with varying reverse bias voltage.
IEC Symbol of Varactor: The IEC symbol for a varactor resembles a capacitor symbol with an arrow pointing in, indicating its variable capacitance nature.
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