Many of the b4 british4 are very similar to 5u4g and can replace them in circuits up to 200ma output current. As always, im faced with the choice between modern production tubes from slovakia jj, russia tung sol, sovtek, electroharmonix and. The w jan version had a number of final improvements for military applications with a rugged construction which allows the valve to operate in high vibration applications. Definitioner grid an intermediate electrode between the cathode or filament on a direct type and the anode plate. The nos svetlana 5c3s 53 rectifier tube is a very good replacement for the 5u4g rectifier. The gz30 is also an equivalent with the same specifications as 5z4g. Although power pentodes and beam tetrodes have some differences in their principles of operation the beam forming plates of the beam tetrode or fifth electrode 3rd grid of the pentode, both serving to hinder the return of unabsorbed electrons. Designed for endurance and longevity for application in the audio industry. Pdf ett1255 b5121 b51, 5u4 rectifier 5u4gb 5u4 tube 5u4ga 5u4gb tube 5u4g 5u4gb 5u4g tube 5u4g ett1255. The svetlana el34 gives electrical and audio performance very similar to that of the original mullard el34. Warning the svetlana el5092, el5093 and jj el509s are eight pin octal based versions of the el509 el519. Purchase jj 5u4gb vacuum tubes online, in stock and ready to ship.
The general electric jan 5654w is a military version of the ef95 6ak5 pentode. I usually tend to use 5u4gbs as the rectifier when needing a high current tube rectifier and account for the larger voltage drop with the correct transformer however the 5ar4gz34 is a good tube as well. If your amplifier is designed for gz34 you shouldnt have any problem running 5u4g tubes. This 5ar4gz34 tube is robust and works great in many different guitar amps such as vox and fender amps, but also vintage hifi like dynaco and scott. I have since learned there are no equivalents or substitutes for the 6n6p tube. The 12ax7 is especially suited for use in resistancecoupled voltage amplifiers, phase inverters, multivibrators, and numerous industrialcontrol circuits where high voltage gain is desierd. It is virtually identical, electrically, to the older fourpin type 80 tube, but with an octal base. Sovtek is only an american brand name owned by new sensor.
The svetlana el34 has an, svetlana el34 plate is made from a laminated material that improves heat transfer and has superior. The 5y3 is a mediumpower directly heated fullwave rectifier vacuum tube introduced by rca in 1935. Russian tube 5c3s is a quality equivalent of the 5u4g. It has found wide use in tube radios and early guitar amplifiers of the fender champ type. The only difference compared to a vintage brimar is a slightly higher peak inverse voltage at 1400v in stead of 50v for the 54. The 5y3 is a mediumpower directly heated fullwave rectifier vacuum tube introduced by rca. Gec, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors.
Amperex tube type 5ar4 gz34 the 5ar4 gz34 is a high vacuum, fullwave rectifier capable of, volts 2 ter plate 3 at maximum values sed 958 5ar4 gz34 plate mo. In14 nixie tube excellent used 100% working in14 14. It is commonly assumed that the russian 54 5u4s rectifier is equal to the western 5z4g, and its true. The 5ar4 and gz34 is an indirectly heated cathode tube which means it takes longer to warm up. T he svetlana el34 has an indire ctlyheated oxide cathode. It is intended for audio frequency power amplification service in either pentode, ultralinear or triode connection and single or pushpullparallel applications. The difference between these two tubes, iirc, is the gz uses an indirectly heated cathode whereas the 5u4 uses a directly heated. The 5u4gb is a filamentary twin diode designed for use as a fullwave rectifier in the power supply of television receivers or other equipment which have high. Our stock is from various batches, most from the 80s to early 90s. It is dedicated to be used in audio frequency range which requires the output power 100w. Types of grid include control g1 which controls the electron flow, screen g2 which is an electrostatic screen between anode and control grid improving rf performance, suppressor g3 which suppresses secondary emission between the anode and screen grid. Matched pair 2 rca 12bh7a gray plates tubes test nos.
The westinghouse logo of this canadian valve is clearly seen in the main image. Jj electronic vacuum tubes, capacitors, amplifiers. The svetlana is also a first rate audio item and gives the same performance when compared to european and american 5u4g. High reliability and exceptional music listening experience. The nos winged c sed 5u4g 5u3c 5c3s, 5u3s grey plate tube is an exact russian equivalent to the common sovtek 5u4g tube and is an exceptional value at this price. The svetlana el34 is a glass envelope power pentode having a plate dissipation rating of 25 watts with convection cooling. The el34 is a pentode, while the 6l6, which delivers a similar range of power output, is a beam tetrode which rca referred to as a beam power tube. Beam pentode for af power amplifier applications, 6l6gc datasheet, 6l6gc circuit, 6l6gc data sheet. This 1950s cbs 5u4gb fullwave rectifier tube black plates and dual getters. Audio asylum questions about tubes and gear that glows. The highs are clear and responsive with warm mids and tight solid lows. To be able to use tube amp doctor onlineshop in full range, we recommend activating javascript in your browser. The tube has a straight sided t12 envelope and higher current ratings than the 5u4g. Direct heating cathode, medium power consumption triode is used for class a amplification.
Some are labeled with the winged c logo and some are. I had to do some real homework to figure out a suitable replacement for that rectifier tube. Known for their reliability and articulation, the jj 6l6gc is a great option guitar amplifiers and hifi stereo. Svetlana vintage rectifier tubes sockets for sale ebay. The jj electronic 6l6gc is the classic pentode built with the rugged construction that only jj could deliver. Dont know what winged c means but now that i have it and did some research its made by a russian company that i believe goes by the name of svetlana. It would be used for all types of medium power equipment and was used extensively in 1940s equipment.
Bold designators are close or identical, italic designators are different ratings, different. Trending price is based on prices over last 90 days. Made jan joint army navy tubes have passed the most stringent of tests uncle sam could require from a manufacturer. Pdf el346ca7 mullard el34 svetlana el34 el34 el34 tube pentode el34 6ca7 el34 amplifier circuit tube. This is the sought after version with the special black anodes.
All of the kr audio tubes if bought in pairs or quads at the checkout are matched and come with. The publication of information inside this datasheet does not imply that its use is licensed for commercial use by third. Original lampizator print not shown in the picture datasheet pdf. Tube depot carries a selection of 12ax7 ecc83 7025 cv4004 pre amp vacuum tubes. Svetlana have ceased production of this item so sadly these are becoming hard to find. The revenge kr842vhd amplifier lundahl transformers.
Jan 29, 2017 possibly an unpopular topic at asr, tubes being a bit audiophool, but what the heck. Svetlana el509 el519 6kg6 high performance beam power tetrode the svetlana el509 is a beam power tetrode intended for use in class a, ab or b audio amplifiers and for class b or c rf amplification. Philips jan 5u4gb fullwave vacuum tube rectifier, an ideal choice for all tube amplifiers. We are adding back in kt88z, 6ca7z el34, 300bz, cv181z exact replacement of 6sn7 and the most recently 6sl7z exact replacement of 6n9p models of shuguang treasure black bottle tubes with our newly formed quality control collaboration with shuguang tube factory. Ok, so now that weve covered some of the technicals, i guess its time to talk about tube compatibility. The svetlana el34 is manufactured with the original mullard design in the svetlana factory in st. So in short if you own any amplifier that uses 5u4g this is the item to use. That said, the ht out of the gz34 can be on only pin 8, but it could be on pin 2 of a 5u4g amplifier. According to 12ax7 datasheet, the 12ax7 is a miniature highmu win triode each section of which has an individual cathcode connection. Radiotron model uv 200 vacuum tube rare experimental use only. Today, it is by far the most common preamp tube used for electric guitar amplification and there is an almost overwhelming supply of current production options to choose from.
These tubes are a full wave rectifiers, electrically equivalent to the original western electric historical tubes. Nos nib mullard el34 tube xf4 code gm tested very strong. Gemtune gs02 tube amp has a well balanced, colorful tone with strongly defined lows, mids and smooth highs, compatible and can work well with most speakers, specially perfect to play vocals, symphony, and classical music, definitely a good choice for audiophiles. Even the funke manual says you may only use the da version and no other. Vacuum tubes for amps pre and power tubes tubes for amps. New sensor now owns the svetlana brand name and is using on tubes manufactured by reflector. The sovtek 5ar4 rectifier tube also known as a gz34 is our most popular. Its a nice new tube but has 5u3c funny looking u printed on the glass. Most sought after nos 5u4g rca usa 178,50 150,00 52 5u4g.
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