Tuning Capacitor

Some articles on tuning capacitor, capacitor, tuning, capacitors:

Variable-frequency Oscillator - Analog VFO - Tuning Capacitor
... The variable capacitor is a mechanical device in which the separation of a series of interleaved metal plates is physically altered to vary its capacitance ... Adjustment of this capacitor is sometimes facilitated by a mechanical step-down gearbox to achieve fine tuning ...
Types Of Capacitor - Comparison
... Features and applications as well as disadvantages of capacitors Capacitor type Dielectric Features/applications Disadvantages Ceramic capacitors Ceramic Class 1 capacitors paraelectric ceramic mixture of Titanium ... Available in voltages up to 15,000 V Low permittivity ceramic, capacitors with low volumetric efficiency, larger dimensions than Class 2 capacitors Ceramic Class 2 capacitors ferroelectric ceramic mixture of ... Slightly microphonic Film capacitors Metallized film capacitors PP, PET, PEN, PPS, (PTFE) Metallized film capacitors are significantly smaller in size than film/foil versions and have self-healin ...
Types Of Capacitor - Types and Styles - Variable Capacitors
... Variable capacitors may have their capacitance changed by mechanical motion ... Generally two versions of variable capacitors has to be to distinguished Tuning capacitor – variable capacitor for intentionally and repeatedly tuning an oscillator circuit in a radio or another tuned circuit ... Semiconductive variable capacitance diodes are not capacitors in the sense of passive components but can change their capacitance as a function of the applied reverse bias ...