Offered by us Soviet electronic surplus is from this times. type:capacitor - capacitor type:high voltage - mpn:715c-z - brand:sprague - category:capacitors electronic components > item:sprague 715C-Z doorknob SHENZHEN, China, Dec. 3, 2018 /PRNewswire-iReach/ -- HVC Capacitor announced they have launched special custom product range as replacement of Murata's high voltage ceramic capacitors in … ... 18uf Capacitor In Industrial Capacitors, Doorknob Capacitor, Ceramic Industrial Capacitors, 20uf Capacitor, Atc Capacitor, With the progress of materials, electrodes and manufacturing technology, great progress has been made in the development of high voltage ceramic capacitors, and has been widely used. The capacitors that nearly everyone else seems to be using (metal film polypropylene snubbers) are expensive. Phone # 205-572-6922 We'll see how they do in practice, first with 200 watts and later with 1000 watts. 60pF 7.5KVDC, Doorknob Transmitting Capacitor Special Price $14.98 Regular Price $24.50 As low as $12.98 READY TO SHIP - ONLY 48 LEFT IN STOCK! Quality new & used scientific equipment, in-stock & ready to ship Temp Coef. Not cheap or available at the corner store but they are available. Capacitance rated at 5 pf, + or - 1 pf with a Voltage Rating of 5 kv. Surplus Parts & Equipment. #8 thread on top bottom. CRL 857 200pf 7.5Kv DOORKNOB Capacitor Electronic Parts Electronic Components Electronic Components We will be closed on Friday, January 1st, 2021..Happy New Year! The total cost of the project was less than one fifth of the cost of a factory-made … The Homestead, Golf Links Lane, Selsey, West Sussex, PO20 9DP. Dimensions: Φ40mm×14.3mm. Ebays Global Shipping Program will be used. There are no markings on these capacitor's but we found one marked 571Z-750-40k and the digi-bridge measures 750 pF on these capacitors. пФ. ... KB Surplus Sales. It was Big Russian QRO (10MW CW) also the received signals was extremely weak. : N5600; Clean pull out, tested кВ. Free Shipping is for Continental USA bidders ONLY! n. of nano, but in reality it is a “pe” of pico. 6 watching. Originally supplied to a large UK based 'Milspec ' type Co. these came to us as part of a lot of surplus stock, having been in storage for some years (they are dated early 80's) we have therefore classified them as 'new other'. or Best Offer. CAPACITORS - Please email sales@rfjunk.com if you have any problems ordering. For fixed capacitors, a surplus source of "doorknob capacitors" is the standard way. Two of these tubes run 3kW without cooling and the associated blower noise. These "doorknob" capacitors are still in use in transmitters and industrial equipment. п. may appear to Westerners as a Latin. 750pf 40Kv Ceramic doorknob Capacitor. Sussex Surplus. Sometimes the decision to tackle a project or not can boil down to sourcing parts. The early CRT's did not have Aquadag coating on them, just plain uncoated glass. Try Ebay, where by far most of the parts you'll find are Russian, or rfparts.com. The Cyrillic letter. Email: orders@vintage-electronics.co.uk Is there any reason why I can't just use a surplus RF doorknob type capacitor? Almost gone . Capacitor 6mfd-8000vdcw (High Voltage, Oil Filled, NO PCB) $352.18. Dimensions: Φ40mm×14.3mm. K15Y-1 3.5kV 15pF 4kVar ceramic HV doorknob capacitor - $ 1.20 /ea K15Y-1 15kV 470pF 40kVar ceramic HV doorknob capacitor - $ 6.00 /ea K15-5 6.3kV 4700pF ceramic HV disc capacitor - $ 0.80 /ea Only 2 left. They were in a parts bin and had obviously been used. Picofarad in the Cyrillic alphabet is de-noted as. We manufacture high voltage ceramic capacitors,ceramic disc capacitors,doorknob capacitors,Safety Capacitor(Y capacitor) professionally in China.And we are the only manufacturer of ceramic disc capacitors that accepted by international client who before using … ... 250W HF Amplifier Kit with 3xGU50 Includes box,sockets,new tubes, band switch,2 air var capacitors,meter, RF connectors and other parts - easy to begin and complete. C $5.49 + shipping. NPO Rated Doorknob Capacitors - Centralab (CRL) type 855. or Best Offer. These capacitors came from an electronic company that went out of business. For variable capacitors, if you don't want to find some old HVCO - 60PF/7.5KVDC - Capacitor, Ceramic. Manufactured by Erie & muRata. $9.00 shipping. Phone # 205-572-6922 vacuum variable capacitors doorknob ceramic capacitors Power capacitors,vacuum tubes & parts Home. $100. 0.1 uFd, 600 VDC, 10% EM, USED. If you are located outside of the Continental USA. kblessed . I kept them thinking that I might have some eventual use for them. Sign up for newsletter. I built a copy of this amazing antenna out of aluminum tubes, sheet metal, wires, hose clamps, miscellaneous hardware, and some surplus doorknob capacitors I bought from eBay. The well-known brands are American company Vishay, AVX, HVCA and Japanese player Murata and TDK. Building lasers is a great example of this, and [Les Wright] recently looked at substitutes for hard-to-find “doorknob” capacitors for his transversely excited atmospheric lasers. 1-1/8" diameter x 1-5/8" high. Ceramic doorknob capacitor, 10 pF, 3.5 kV Radio Komponent K15Y-1-10. capacitors. Box size is 32x10x25cm(HxWxD). HT57/HH57/857 Series RF Doorknob Caps 15 KVDC Rating 1.187" Diameter x 1.89" Long • 10-32 Thread: RF Parts Number Factory Part # pF TC Current/Amps 1 MHz 10 MHz 30 MHz; 15 KVDC Rating P=CLEAN PULLOUT. 281M: 280pF, 20 KV: 0.8" x 0.8" 252Z: 2500pF, 30 KV: 1.24" x 2.04" 272K: $728.00. The storage capacitors C1 are corn- posed of4O doorknob ceramic capacitors of 1 .7 nF, having a total capacitance of 68.0 nF. But have finally decided that they are surplus to my needs. I n high voltage ceramic capacitors application field, requiring a small, high voltage and high frequency characteristics. Many in stock ready to ship. Terminals: M5×Φ12mm w/2 Bolts and 2 Washersmm 570010-15P: Kilo-volt in Cyrillic is written as. I probably need to replace a 16KV, 470pF doorknob type capacitor. These are new old stock parts! Capacitors / Ceramic Doorknob / High Voltage / Misc; High Voltage / Misc. When these capacitors failed, it could result in an interesting display of arcing & sparking. His design uses surplus doorknob caps, big chunky parts rated for very high voltages but also with very low parasitic inductance, which makes them perfect for the triggering circuit. $12.95. Part Number Value Size (W x Dia.) PAIR (2X) .022 630v VINTAGE RUSSIAN K73-22 TONE CAPACITORS - NOS 0.022. What are the Advantages of a High Voltage Doorknob Ceramic Capacitor? If it doesn't work out, well, it may be back to hunting for surplus mica and ceramic doorknob capacitors. 580400-7P Doorknob Capacitor, 400pf 7.5kv 10%, MFR: High Energy (Clean Used) Tel: 01243 602633 Mobile: 07833 763476. CERAMIC DOORKNOB CAPACITORS - Please email sales@rfjunk.com if you have any problems ordering. Also, does anyone know what frequency I should be targeting specifically for heating aluminum? They are very expensive, so I was thinking of putting 2x 10KV, 1nF ceramic disk type caps in series, which is much cheaper. TWO VINTAGE CAPACITORS. Visit Store: KB Surplus Sales. This listing is for Qty. High Voltage Capacitor 1000pF@15kV made from Ceramic dielectric in Doorknob shape with epoxy resin encapsulated. GU81M - $50, socket - $40. K15-4 1000pF 30kV High Voltage Doorknob Capacitors USSR NOS . MFR Part #: TS50-401-5752. These capacitors are very cheap when bought in bulk so the financial risk is negligible. Doorknob Capacitor, 400pf 7.5kv 20%. 3 Cornell Dubilier Beaver BR 250-25 250MFD 25WVDC 85c Capacitors. Suppliers: Pot capacitors. 99.9%. We took at his homebrew TEA lasers recently, which rely on a high voltage supply and very rapid switching to get nitrogen gas to lase. I found these American-made capacitors about 30 years ago when I was cleaning out a scientific laboratory. Vintage Suflex Polystyrene Capacitor 2 Pieces 2n7 (2.7nF 2700pF) 160V 2.5% Tol They are stored with us still sealed in original packaging and are absolutely 'as new'. Click a antenna picture for info. TS50-401-20-5752 Doorknob Capacitor, 400pf 7.5kv 20%. Many European surplus doorknob capacitors are Russian made. Shenzhen, China – 26th NOV, 2019 – High Voltage Ceramic Capacitor Screw Terminal Type, also called “High Voltage Doorknob Capacitor”, is an industry grade electronic component. TDK's ultra high voltage ceramic capacitors have over 40 years of development and sales history. RF pot capacitors … If you do not remember your password, enter the e-mail address you used to register, it will be sent a new password, you will be able to change it at your next log-in. TWO (2) HUGE GE High Voltage OIL CAPACITOR 230uF 7000V Power Supply Filter HAM. Capacitors / Ceramic Doorknob / HT57 Series 15kv; HT57 Series 15kv. Typically a 300-2000 pf mica capacitor we called a "doorknob" capacitor. An X-ray preionised self sustained discharge HF/DF laser It was made up of a combination of 50 kV rated ceramic doorknob capacitors arranged in series and parallel. High Voltage Doorknob Caps Ideal for RF coupling & bypass and HV power supplies. Not everything is as close as a Digi-Key or Mouser order, and relying on the availability of surplus parts from eBay… Of 5 kv these capacitors of arcing & sparking Russian QRO ( CW. 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