Electronically|variable capacitor with wide range and high value

Electronically-variable capacitor with wide range and high value - EDN

Electronically-variable capacitors, whether used for T&M or in an end circuit, usually have a maximum capacitance of a few hundred ...

Are there large-range variable capacitors?

Emulate the large capacitor using a small one and an op-amp based impedance multiplier with gain <1, ie. so that the output capacitive ...

Trimmer / Variable Capacitors - Mouser Electronics

Mouser is an authorized distributor for many trimmer & variable capacitor manufacturers including Knowles, Vishay & many more. Please view our large selection ...

I need a variable capacitor with a capacity of about 250 microfarads ...

As for high-capacitance, Supercapacitors (SCs), also known as Electrical Double Layer Capacitors (EDLCs) or ultracapacitors are a class of ...

Air Variable Capacitors - Oren Elliott Products

Air Variable Capacitors ... If you give us your required capacitance range, voltage, amperage, size limits, and any other requirements, we'll give you a quote ...

Variable Capacitors for Sale - Air, Ceramic & More - Electronic Surplus

The invention relates to variable capacitors suitable for high frequency, high voltage, low loss applications. The capacitor is formed of at ...

Variable Capacitors | Murata Manufacturing Co., Ltd.

What is a variable capacitor (VAC)? ... VACs are passive components with capacitance values that can be varied according to the control voltage.

GenRad 1422-CD Variable Air Capacitors - IET Labs

Range as low as 0.002 pF and as high as 1150 pF (Depending on Model) · Variable air capacitors · Stability: better than 0.02% full scale per year · Settable to 40 ...

PPI ANNOUNCES NEW VARIABLE CAPACITOR LINES

Passive Plus now offers a comprehensive range of High-Q Variable capacitors including Air Tubular, Sapphire, PTFE, and Air Plate trimmers.

Vacuum variable capacitor - Wikipedia

A vacuum variable capacitor is a variable capacitor which uses a high vacuum as the dielectric instead of air or other insulating material.

(903) 558-1007 Variable Capacitors. Brand New Low Frequency ...

We have high value air variable tuning capacitors designed for tuning of the lower frequency radio bands. Capacitors for tuning the lower frequency radio bands ...

The engineer's guide to air variable capacitors

Air variable capacitors are non-polarized. The capacitance can be as small as 10 pF or as large as 1000 pF. The maximum operating voltage ...

Development of a wide-tuning range and high Q variable capacitor ...

The new glass-based double-cross-type micro variable capacitor has demonstrated many superior performances, including the wide-tuning range (2100%, at 1.0 MHz ...

Variable Capacitors | Murata Manufacturing Co., Ltd.

Variable capacitors have capacitance values that can be varied by applying voltage to their electrodes.

Variable Capacitors: A Complete Guide - Blikai

A variable capacitor is a capacitor whose power capacity can be adjusted within a certain range. It is widely used in electronic technology.

Variable Capacitors - AliExpress

The latter's ability to adjust capacitance makes them highly versatile for a range of applications. ### Variable Capacitors on AliExpress AliExpress, renowned ...

Inexpensive wide-range variable capacitor? | Electronics Forums

I need to be able to vary the capacitance of tuning capacitor for a [huge] ferrite antenna from 3 pF to 0.3 uF -- a range of five orders of ...

Types of Capacitors - Fixed, Array, Network, Variable ...

When a large amount of capacitance is needed, an electrolytic capacitor is ideal. An electrolytic capacitor contains an electrolyte as the dielectric. The ...

Variable and Trimmer Capacitors Explained - passive-components.eu

Put simply, for more control, specify a trimmer capacitor with a greater number of turns for a given capacitance range. For example, our low- ...

Most Wide-Range Capacitor available? - TalkBass.com

:roflmao: Check ebay for 'variable capacitor'. Use a high value audio taper pot with .1uF.