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Supplier: Oren Elliott Products, Inc.
Description: The N50 is a compact, rugged, economical unit used in a myriad of low-voltage applications. The N50’s almost cubical shape makes efficient use of space, enabling it to deliver a remarkable amount of capacitance for its volume. Options on the N50 include shaft length, mounting studs
- AC Rated Voltage (WVAC): 350 volts
- Applications: RF / Microwave Capacitors
- Capacitance Range: 1.59E-5 to 4.10E-4 microF
- Capacitance Type: Variable
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Supplier: Oren Elliott Products, Inc.
Description: Standing 4.5" high by 4.5" wide, with typical lengths of over one foot, the M90 is our largest standard configuration of air-dielectric variable capacitor in terms of physical size, and can withstand voltages of up to 11000Vrms. The latest revision of the M90 incorporates many
- AC Rated Voltage (WVAC): 10000 volts
- Applications: RF / Microwave Capacitors
- Capacitance Range: 2.00E-5 to 1.04E-4 microF
- Capacitance Type: Variable
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Description: energy due to heat as the field moves through them. This is important in applications where components are built compactly. The dielectric constant is a measure of how well the material concentrates electrical fields. The larger the constant, the more charge it can store. Thus, a capacitor
- Foam Type: Closed Cellular, Flexible, Rigid
- Form / Shape: Stock Shape (Bar, Sheet, etc.), Film / Sheet
- Material / Composition: Plastic / Polymer
- Special Features: Electrical Insulation / Dielectric
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Supplier: Knowles Precision Devices
Description: Johanson Air Capacitors are designed specifically for RF applications, VHF through microwave, and have become the industry standard of excellence. High Q and temperature stability are a result of proper attention to geometry and choice of optimum materials
- Applications: RF / Microwave Capacitors, Other
- Capacitance Range: 3.50E-7 to 3.00E-5 microF
- Capacitance Type: Variable
- DC Rated Voltage Range (WVDC): 250 volts
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Supplier: Knowles Precision Devices
Description: Voltronics concentric ring air trimmer capacitors are designed for use at frequencies up to 1.5GHz. They are ideal for applications such as mobile radios, aerospace communication, crystal oscillators and filters, radar, cable TV and many other commercial and military programs. The
- Applications: Aerospace, Other
- Capacitance Type: Variable
- Electrostatic Capacitors: Air
- Features: Military Standards
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Supplier: Lingto Electronic Limited
Description: CAP TRIMMER 0.6-10PF 125V TH
- Capacitance Range: 6.00E-7 to 1.00E-5 microF
- Capacitance Type: Variable
- Configuration / Form Factor: Leaded Capacitor
- Electrostatic Capacitors: Air, Other
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Supplier: Oren Elliott Products, Inc.
Description: The APL is used as a tuning capacitor in a variety of RF test equipment and ham radio gear. The APL’s combination of low price, high maximum voltage, fairly large capacitances, and low-leakage L4-grade ceramic have made it a popular configuration. The APL is usually installed by
- AC Rated Voltage (WVAC): 640 to 2000 volts
- Applications: RF / Microwave Capacitors
- Capacitance Range: 2.60E-6 to 3.23E-4 microF
- Capacitance Type: Variable
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Supplier: Lingto Electronic Limited
Description: CAP TRIMMER 1-10PF TH
- Capacitance Range: 1.00E-6 to 1.00E-5 microF
- Capacitance Type: Variable
- Configuration / Form Factor: Leaded Capacitor
- Electrostatic Capacitors: Air, Other
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Supplier: Lingto Electronic Limited
Description: CAP TRIMMER 1-20PF 250V TH
- Capacitance Range: 1.00E-6 to 2.00E-5 microF
- Capacitance Type: Variable
- Electrostatic Capacitors: Air, Other
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Supplier: Lingto Electronic Limited
Description: CAP TRIMMER 0.8-10PF 250V TH
- Capacitance Range: 8.00E-7 to 1.00E-5 microF
- Capacitance Type: Variable
- Configuration / Form Factor: Leaded Capacitor
- Electrostatic Capacitors: Air, Other
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Supplier: Oren Elliott Products, Inc.
Description: The ATM is our smallest, least expensive standard configuration of air variable capacitor. It can be used to replace screw-type air dielectric and mica dielectric trimmer capacitors. The ATM’s air gap is .016", and it can withstand a maximum voltage of 500
- AC Rated Voltage (WVAC): 500 volts
- Applications: RF / Microwave Capacitors
- Capacitance Range: 1.20E-6 to 2.18E-5 microF
- Capacitance Type: Variable
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Supplier: Richardson RFPD
Description: Air Capacitors are designed specifically for RF applications, VHF through microwave, and have become the industry standard of excellence. High Q and temperature stability are a result of proper attention to geometry and choice of optimum materials. The heart of this trimmer is the one
- Capacitance Range: 1.00E-6 to 1.00E-5 microF
- Electrostatic Capacitors: Air
- Lead / Termination Type: Other
- Mounting Style: Other
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Supplier: Aerovox Corp.
Description: Aerovox manufactures both single- and three-phase AeroPower brand power factor correction capacitors up to 4,800 VAC. Designed for high reliability applications, they have a life rating of over 200,000 hours and are manufactured to withstand harmonic currents. Special high harmonic versions
- AC Rated Voltage (WVAC): 480 volts
- Applications: General Purpose, Power Factor Correction
- Capacitance Range: 57.6 microF
- Capacitance Tolerance: 15 (+/- %)
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Supplier: RS Components, Ltd.
Description: TZB4 ceramic trimmer capacitors from Murata are a surface mount solution constructed in a rectangular thermosetting resin case. Designed to withstand solder baths and flux baths (with cover film type), these trimmer capacitors are suitable for flow or reflow soldering (with cover film
- Capacitance Tolerance: 50 (+/- %)
- Capacitance Type: Variable
- Configuration / Form Factor: Surface Mount / Chip Capacitor
- Mounting Style: Surface Mount Technology (SMT)
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Supplier: Thin Film Technology Corporation
Description: Tight tolerances, low equivalent series resistance
- Applications: General Purpose
- Capacitance Range: 0.1000 to 1.8 microF
- Capacitance Tolerance: 5 (+/- %)
- Capacitance Type: Variable
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Supplier: MACOM
Description: MACOMs BOO and BSP Series Capacitors are designed to facilitate bread-boarding or to use where a trimming capability is required. These devices feature the same dielectric layer and bonding surfaces as our 9000 and 9100 Series chip capacitors. By connecting the pads in parallel, the
- Capacitance Range: 1.50E-6 to 2.25E-5 microF
- Capacitance Type: Variable
- Configuration / Form Factor: Surface Mount / Chip Capacitor
- Electrolytic Capacitors: Niobium / Niobium Oxide
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Supplier: DigiKey
Description: Trimmer Capacitor
- Capacitance Type: Variable
- Packing Method: Bulk Pack
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Supplier: ODG (Origin Data Global)
Description: CAP TRIMMER 2-6PF 100V SMD
- AC Rated Voltage (WVAC): 100 volts
- Capacitance Type: Variable
- Configuration / Form Factor: Surface Mount / Chip Capacitor, Other
- DC Rated Voltage Range (WVDC): 100 volts
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Supplier: Utmel Electronic Limited
Description: DIODE VARIABLE CAP 6V SSMINI-2P
- Capacitance Range: 5.50E-6 microF
- Capacitance Type: Variable
- DC Rated Voltage Range (WVDC): 6 volts
- Lead / Termination Type: Other
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Supplier: Acme Chip Technology Co., Limited
Description: CAP ARRAY 5UF/50UF 370V RADIAL
- Capacitance Range: 5 to 50 microF
- Capacitance Type: Variable
- Configuration / Form Factor: Leaded Capacitor
- DC Rated Voltage Range (WVDC): 370 volts
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Trimmer capacitors are variable components used to calibrate RF circuits during manufacturing or servicing. These components allow for variable tuning--think oscillator frequency values or rise and fall times. Should values drift over the life of the device, trimmer capacitors can be (read more)
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. The dielectric constant is a measure of how well the material concentrates electrical fields. The larger the constant, the more charge it can store. Thus, a capacitor made of a high dielectric constant material can store more energy in a smaller space (read more)
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The Radio Sky and How to Observe It
Although in the prototype antenna shown there were fitted some fixed capacitors and a variable air spaced capacitor to allow the aerial to be tuned to the frequency of the channel, the main reason for them was to connect to a borrowed …
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Non invasive radiofrequency diagnostics of cancer. The Bioscanner — Trimprob technology and clinical applications
90651-A g.d.m. placed on a laboratory wooden table near a passive oscillator composed by an U shaped coil paralleled by a 30 pf variable air spaced capacitor .
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A method of synchronizing the frequency sweep of a nuclear resonance spectrometer to the memory scan of a computer of average transients
A convenient method of achieving the frequency sweep is to use a variable air spaced capacitor as the radio frequency oscillator tuning capacitance.
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Hybrid parametric amplifier: an experimental result
The idling circuit is series resonated using an inductance L, and a variable air spaced capacitor C/.
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Adsorption of DNA molecules to different support films
Using this method, the surface to be measured is not touched by a measuring electrode, a variable air - space capacitor being formed by the charged surface and the front of a 0.2 mm thick gold wire (Fig. 5).
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Changes in the teaching of thermodynamics
Two decade capacitance boxes are available: one with three switched decades, capacitance range 100PF- 0.111 mF, theother with two switched decades com- bined with a continuously variable air - spaced capaci- tor , capacitance range 30-10 140 PF.
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Electrical Craft Principles, Volume 2
Figure 1.14 Air - spaced variable capacitor .
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UHF power transistors and Lecher line oscillators
The variable capacitors were air spaced concentrictrimmers. .
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A Capacitance Type Torquemeter
The discriminator was housed in the same rigid brass box as the oscillator, and precautions against frequency drift taken by using silvered ceramic inductors and high-quality air - spaced variable capacitors . .
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The use of Zener diodes as voltage controlled capacitors
Because of the high capacitance values ir is possible, in cases where the low shunt resistance (5 kilohni in the diode quoted above) does not damp the oscillatory circuit too greatly, to replace entirely the standard air - spaced variable capacitor .