The el34 is found in the most wellknown uk heads, such as marshall, hiwatt, and sound city. Some of the tubes in the lot are super rare and early construction with socalled solid foil disc shaped getter and cooper rods, others are two types of ogetter. Long plate construction, superb for phono stages, hifi, and guitar amps. Price is for 3 tubes in different stage of used condition. Tungsram tudolio datasheet en download view in browser. This tube has a different pinout and cannot be used in 6bq5 el84 sockets unless you have verified it will work. The el34 6ca7 is an output pentode introduced in 1953 by mullard and intended for use in audio amplifiers and modulators. Led integrated mariner premium data sheet april 2020 tungsram. Tungsram traditional lamps product catalogue 2020 en.
Tungsram date codes january february march april may june july august september october november december 1940 en mn hn nn on xn tn yn kn in gn zn. Philips, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. So, here is a rundown of how these tubes differ in sound. Two on the sides are made by german rft and the one in the middle is hungarian made tungsram. Construction is with gray plates and single oshaped disk getter. Tube ebf 89 or rohre ebf89 id418, double diodepentode, noval, b9a and rfifstage shown. Out of the last 10 pairs of jj el84 tubes ordered this year, ive had 7 or 8 defective individual tubes 1 per pair. The thin glass tube envelope is 20 mm in diameter and, excluding the b9a base pins, is 70 mm tall. They will also directly substitute 6bq5 el84 and give you a better sound. These power tubes also have a snarly sound but its a little warmersounding than the el84 tubes. The 12ax7 was originally intended as replacement for the 6sl7 family of. This tube has a different pinout and cannot be used in 6bq5el84 sockets unless you have verified it will work.
The 6p15p output pentodes are miniature devices enclosed in glass bulb and are provided with a ninepin. Owners of amps from dynaco, eico, mullard, and fisher, among others, were enjoying great sound from. El84 datasheet, el84 datasheets, el84 pdf, el84 circuit. Reflector planttubes from 1970s years high reliability and long life. We have a limited supply of low noise selected tubes, as well as brimar cv4004 with balanced sections. The plain strings are made from the same high carbon steel as the hex cores. More information for the tube type you can find here. The sovtek el84m has a clean sound, and nice balance. This is vintage magiceye tube used in a lot of vintage radio sets. Our new ehx strings electroharmonix electric guitar strings are customdesigned to our specifications and made in the usa by a premiere string manufacturer. By clicking the link from the exhibit name above, the full mullard datasheet can be downloaded.
El84 pdf, el84 description, el84 datasheets, el84 view. The tung sol 12ax7 has the gain and drive of a chinese 12ax7 and the pure tone of a mullard or brimar. The purpose of this comparison is simply to provide guitar players with a frame of reference to help in finding the best current production 12ax7 for their needs. Heater voltage vf 6,3 v heater current if 760 ma fax. New nos 1970s 6p14pk1pc1970s russian 6pi14pik 614k tube, equivalents to the 7189. The el84 output pentode was introduced by mullard in 1954. Data sheet product information tungsram introduces new range of fireproof downlight. Jun 18, 2006 el83 6ck6 valves in place of el84 post by davew sat jun, 2009 10. Output pentode quick reference data anode current ia48ma transcoductance s11,3mav amplification g2g119 output power wo6w heating. The 12ax7 is a 9pin miniature, highmu, twin triode. U a 250 v u g2 250 v u g1 7,3 v i a 48 ma i g2 5,5 ma s 11,3 mav. The el84, or commonly known as 6bq5 in north america, was intended for use as an inexpensive alternative to the larger audio tubes of the time, such as el34, 6l6, and kt66 power tubes. Output pentode rated for 12w anode dissipation, primarily intended for use. It is a thermionic valve of the power pentode type.
Pdf ac187 bc157 bc158 bc159 bc186 bc187 bd201 bd202 bd203 bd204 tca160 by164 mullard c296 taa310a tba480 taa700 tba550 taa435 taa300 pcc88. Not tested as i dont have such socket on my tester. Also included in this comparison are direct substitutes for the 12ax7 including. The brimar cv4004 is an excellent uk made 12ax7 with a quasi boxed anode. Pdf 76665n 76889n ma748pc ma709pc ja710pc a711pc ia712pc a723pc ha741pc a747pc ac125k 6an7 tungsram 3s035t1 ecc83 application notes ecl86 tungsram ac125uz dg 7123 pentode pl 508 ot400 tungsram. Rory gallaghers modified ac30 using el83s in place of el84s i have been tempted to try these. Its ideal for applications where recessed mounting is not possible. The sovtek el84m is a rugged military issue el846bq5 that can withstand higher plate current than any current production el84, and is a suitable replacement for the 7189.
Eirc electronic tubes factory data sheet el84 page 1 of 8 telephone. Super premium ef866267 replacement based on the telefunken ef806s. Drawing pdf product specification ps70400001 pdf product specification ps70058001 pdf rohs certificate of compliance pdf general product family crimp terminals series 70058 application signal, wiretoboard, wiretowire crimp quality equipment yes overview cgrid connector products packaging alternative 16020086 reel product name. Please see the substitutes at the top of the page for more details. The el34 is larger and it puts out two to three times the watts as the el84s. Another ecl80 from mullard the triode at the top is clearly seen in this image. Price is for 10 more or less used tubes, not tested.
With the very large number of vacuum tubes or thermionic valves that were produced and as a result of the multiple vacuum tube numbering systems that were in use, there are generally equivalents for most types of tube. By the late 1950s there was a large selection of stereo hifi audio tube amplifiers available. The 6p15p 615 output pentode is designed for amplification of output videofrequency voltage in television equipment. In most cases the tubes manufactured to the european system have an exact equivalent tube in the american system and vice versa. Each wound string is precision wrapped with round nickelplated steel onto a high carbon, hexagonshaped steel core. Output pentode quick reference data anode current ia48ma transcoductance s11,3mav amplification g2g119 output power wo6w heating indirect by ac or dc. Jan 05, 2010 the tubes that readers ask about most often are the el84, el34 and 6l6. Hi quality push pull amplifier with pl500 pl504 el500. Sep 18, 2019 el84 datasheet pdf vacuum tube philips, pentode triode. Good if guitar players want an alternative from the warm distortion. According to the manufacturer, this tungsol 12ax7 is the ultimate 12ax7.
The 12ax7 was originally intended as replacement for. I ordered the three sets of tubes for this at the same time, the jj set came with 1 defective tube that was replaced with a good matched tube. Nos tungsram 6ba6 ef93 vacuum pentode audio tube disk. This is hi quality bass guitar amplifier with output tv sweep tubes pl500 pl504 27gb5 el500 el504 6gw6 6p36s 6p41s 6gb5 push pull class ab2. It was developed around 1946 by rca engineers in camden, new jersey, under developmental number a4522. High gain, ultralow microphonics, and superb linearity with a dynamic 3d sound. The el84 tube has a snarly sound bright with midrange punch, and is usually found in smaller wattage amplifiers.