$140.00. View photos of condition. $220.00. Has silver plated 3-hole mount, and base screw. The core component of the Universal Motorized Capacitor is a Comet variable vacuum capacitor, mounted with an insulating cover, coupler and stepper-motor. Russian VV Capacitors Datasheets Russian VV 20-1000pF 10kV Capacitor in Magnetic Loop Antenna. These include both fixed and variable styles. 1/2" shaft. LBA has years of experience auditing and mitigating RF hazards. A vacuum variable capacitor is a variable capacitor which uses a high vacuum as the dielectric instead of air or other insulating material. Save yourself time and money spent on preliminary work and just bite the bullet early. Min. $22.99 $ 22. 1170 Foster City Blvd., Suite 314, Foster City, CA 94404, USA Select from a full range of fixed, variable, and water-cooled capacitors for use in wafer-fabrication, plasma, medical, broadcast, and industrial heating applications. LBA Technology has the facilities and experience to design, fabricate, and test virtually any vacuum capacitor assembly or subassembly. A vacuum variable capacitor uses a high vacuum as the dielectric instead of air or other insulating material. Weatherproofing the vacuum variable capacitor and the stepper motor. 99. W9MT Ham Member QRZ Page. 3.44" maximum diameter, 5.5" long from front flange to rear. Alibaba.com offers 1,788 variable vacuum capacitor products. A plurality of the vacuum variable capacitors with a motor can be controlled with a serial line from a host controller. AnXon CKTB Variable Vacuum Capacitor . That expertise is available to all users of high-power RF devices. Greenstone USA carries an extensive product line of Fixed Vacuum Capacitors, Variable Vacuum Capacitors and Watercooled Vacuum Capacitors that are compatible with Jennings and Comet vacuum capacitors. vacuum capacitor 500pf $ 363.56. Variable capacitors can also be controlled mechanically or electronically. $22.99 $ 22. Vacuum capacitors find wide application in industrial applications of radio frequency energy. $25 . $13.00 Available. $5.36 shipping. There seems to be a problem serving the request at this time, Showing slide {CURRENT_SLIDE} of {TOTAL_SLIDES} - You may also like, Aluminium Electrolytic Polarised Industrial Capacitors, {"modules":["unloadOptimization","bandwidthDetection"],"unloadOptimization":{"browsers":{"Firefox":true,"Chrome":true}},"bandwidthDetection":{"url":"https://ir.ebaystatic.com/cr/v/c1/thirtysevens.jpg","maxViews":4,"imgSize":37,"expiry":300000,"timeout":250}}, LG 49UN73006LA 49 4K Ultra HD Smart TV with webOS, VonShef 750W Food Processor - Blender Chopper Juicer Dough Mixer 2 Speed & Pulse, Apple iPhone XR Unlocked 64GB 128GB 256GB SIM Free - All Colours All Networks, Sealey Twin Pack Long Ball-End Allen Hex Key & Torx Trx Star Multi-coloured Set, VYTRONIX Digital Microwave Oven 800W 20L 5 Power Levels Freestanding Black. LBA is one of the most respected manufacturers of high power RF equipment, accessories, and super power components used by broadcasters worldwide, with over 50 years experience. Read about company. CVDB-320-6N538 Jennings 10-320pF 5kV Variable Vacuum Capacitor. Use a vacuum variable capacitor. This allows for a higher voltage rating than an air dielectric [1] using a smaller total volume. Cart Check out. I have not been able to find matching mount clamps, and am using home made copper clamps to attach to the loop. If that is the way you want to … I'm using a Russian KP1 type 20 - 1000 pF vacuum variable capacitor for a mag loop antenna project. Fixed Price $ 156.58 +$0.00 shipping. or Best Offer. The vacuum force load on the drive system (9, 14) can thereby be reduced, allowing faster movement of the movable electrode (7), faster capacitance adjustment of the vacuum variable capacitor (1) and longer lifetimes of the device. Vacuum Variable capacitors. $55.00 shipping. i previously contacted nancy johanson who wrote: thanks for your interesting email. Compact Air Variable capacitor 3x10-430pF . End caps will finish the installation. Compact VVC KP1-8(КП1-8)model 4-100 pF 5 KV 35A. Select to compare. 191mm (with shaft) $85. Save this search. Excellent support. A wide variety of variable vacuum capacitor options are available to you, such as rated voltage, brand name, and capacitance. Brand / Type: Jennings: Dimensions: 120x120x280mm: Weight: 2,8 kg: Voltage: 3 kV (6 kV peak) Capacity: 7-1000 pF: Extra info: With motor drive (27 VDC) and automatic switch off Vacuum capacitors are employed in broadcast transmitters for long wave, medium wave (MW or AM), short wave, and VHF (FM and TV). A vacuum variable capacitor uses a set of plates made from concentric cylinders that can be slid in or out of an opposing set of cylinders (sleeve and plunger). Body measures 2-1/2"D x 6"L. 1/4" shaft x 2" long. Showing 1–20 of 125 results. Save yourself time and money spent on preliminary work and just bite the bullet early. A vacuum variable vapacitor includes a pre-vacuum enclosure for reducing a pressure differential across the bellows, wherein a drive is disposed outside the enclosures of the vacuum variable capacitor. uxcell 20 Pcs 223F 2-Linear Medium Variodencer PCB Trimmer Tuning Variable Adjustable Capacitors for Radio. Free shipping on many items | Browse your favorite brands | affordable prices. A wide variety of variable capacitor vacuum options are available to you, such as rated voltage, brand name, and capacitance. The problem is that they do not provide any structural support for the capacitor. For datasheets and other information on available vacuum capacitors : Most Government and International Cards Accepted, Comet, Jennings, Greenstone Cross Reference. Our RF coil fabrication group can provide RF inductors to a wide range of values and current ratings. vacuum capacitor, variable capacitor. $21.49 $ 21. capacity - 500pf Max. $169.00 Out of stock. Military equipment from old stock. 70 - 1600 pF in 1 turn! - A cascade connection is possible with RS485. Vacuum capacitors are used in a wide variety of applications that require the generation and management of high power radio frequency energy. While each performs the same function, one uses a high vacuum instead of air to insulate the capacitor. Something went wrong. Free shipping. KP1-3(КП1-3)model … Russian Variable Air Capacitor 2.8-24pF Lot of 8 NEW. The high quality vacuum capacitors we stock and sell typically have capacitances from 3 pF to 6600 pF, and peak test voltages to 100 kV at 1000 amps. Heads tapped on both ends - four (4) #10 screws. New, unused. 4.3 out of 5 stars 4. Vacuum tubes, vacuum relays, vacuum capacitors, vacuum contactors and vacuum interrupters. KP1-4(КП1-4)model 5-100 pF 25 KV 50 A max dia. Variable vacuum capacitors are available with capacitances of 30 to 4,000 pF, withstanding voltages at 50/60 Hz in the range of 1.8 to 36 kV. 99. Select from a full range of fixed, variable, and water-cooled capacitors for use in wafer-fabrication, plasma, medical, broadcast, and industrial heating applications. The motor and the vacuum variable capacitor are connected to each other using a highly insulated (withstand voltage 10 kVp) special coupling. $9.00 Available. In great condition, Jennings Radio graphic is a bit worn on front of globe. Product Description Cixi AnXon Electronic Co., Ltd develops and manufactures high quality vacuum capacitors. Motorized vacuum variable capacitor It supports high precision capacitance control FH series: up to 172 Arms (13.56 MHz) It supports large power supply and comes with high voltage resistance. Select to compare. View basket for details. Sort by. Tegg 18PCS Adjustable Capacitor 5PF 10PF 20PF 30PF 40PF 50PF 60PF 70PF 120PF Trimmer Variable Capacitance Plastic for Arduino. Integrated flanges ensure easy mounting in the system. Compact Air Variable capacitor 3x9-490pF . Rear (fixed end) has a 1-1/2" diameter hub that can be clamped. A vacuum variable capacitor is a variable capacitor which uses a high vacuum as the dielectric instead of air or other insulating material. Copyright © 1995-2021 eBay Inc. All Rights Reserved. The ubiquitous vacuum capacitor finds frequent application in such medical RF areas as MRI, CAT scanners, RF surgery, and high power particle accelerators. The variable vacuum capacitor has a structure in which the capacitance can be changed by increasing or decreasing the facing area by moving one of the facing electrodes installed in the vacuum … Ideally you could purchase a vacuum variable capacitor, the Rolls Royce of high voltage variable capacitors. 2.5kv. Variable vacuum capacitors. Russian Vacuum Capacitor V 25pF 15kV NEW BOXED. High power RF devices also use vacuum capacitors to help generate RF energy for laser systems, plasma generators, semiconductor foundries, research RF applications, and more. Richardson Electronics carries a wide variety of vacuum capacitors ranging from 12pF to 5,000pF and covering test voltages of 5kV to 60 kV. Air and vacuum variable capacitors for comparison: The air capacitor shown is variable from 34 to 864 pF (25:1 capacitance range), and has a plate spacing of 1.6 mm giving a voltage rating of 5 kV peak (3.5 kV RMS).The dimensions of the capacitor frame (excluding protruding studs and mounting brackets) are: 260 × 126 × 135 mm.
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