A variable capacitor is a capacitor whose capacitance may be intentionally and repeatedly changed mechanically or electronically. Variable capacitors are often used in L/C circuits to set the resonan… Variable Capacitor – Wiki Article – wikiplays.org Original @ http All Information Derived from Wikipedia using Creative Commons License: en.wikipedia.org Author: Ulfbastel Image URL: en.wikipedia.org Licensed under:Creative Commons ASA 3.0, Licensed under the GNU Free Documentation License., GNU Free Documentation License, Creative Commons License Attribution-Share Alike 3.0 Unported This work is in the public domain in the United States. Author: Unknown Image URL: en.wikipedia.org Licensed under:Creative Commons ASA 3.0, Licensed under the GNU Free Documentation License., GNU Free Documentation License, Creative Commons License Attribution-Share Alike 3.0 Unported This work is in the public domain in the United States.