Also known as the groove tubes ecc83s and ruby 12ax7acz hg. It retains all of the definition and detail that the ecc83s short plate and the ecc803s long plate tubes have but it has. The jj ecc803s is much, much brighter than the ecc83s as rooster mentioned. Jj electronics 12ax7 ecc83s 7025 preamp tube evatco. El84 datasheet pdf vacuum tube philips, pentode triode, el84 pdf, el84 pinout, el84 equivalent, el84 data, circuit, el84 schematic, el84 manual. This is one of the best new 12ax7 for any guitar amp. The ecc83s is great tube with a tight low end, a very natural and harmonically complex mid with very good definition and a sweet high end that is not brittle. Balanced with matched triodes for use in phase inverter positions or in high end applications such as studio compressors or audio where balanced halves also known as. The s model is a good preamp tube but with normal to high gain. Double triode e88cc is the european name of 69226dj8. You can find curve plots for 12ax7 chinese, sovtek, and tesla on our tube data page. We have a limited supply of low noise selected tubes, as well as brimar cv4004 with balanced sections. Both the jj ecc83s and the ecc803s tubes are available in gold pin versions. Reviews heritage of superior industrial craftsmanship continues with the new line of tesla tubes matched triodes and pairs low noise screening does well in guitar amp application with good bite with definition.
Eirc electronic tubes factory data sheet ecc8312ax7 page 4 of 4 telephone. This construction makes them very rugged and reliable. The jj 12ax7 is well suited for all types of music and playing styles. They currently make a range of high quality valves based on some of tesla most famous designs. Obviously a lot more can be said about the effect each tube type has on tone but the best thing to do is have a listen for yourself and make your own determination on what type you prefer in your amp. In overdrive, it is smooth and strong with well defined lows and mids. They have a construction that is similar to a framegrid tube similar to the telefunken ecc803s. The jj ecc83s tube has several improvements in its construction from the old ecc83 version.
Given the gain, it is generally very low noise and microphonics. The jj ecc803s is a warm, full sounding tube, with highgain. Imported from slovakia, these brand new tubes have been fully tested on the industrys most reliable, voltage controlled testing equipment and exceed all manufacturers specifications. The jj ecc83s has become one of the most popular ecc8312ax7 types made today. The balanced tone of the jj 12ax7 works well in any amp. The jj electronic 12ax7 ecc83 has quickly become a modern classic in preamp tubes. In the modern times we live in it is great to be able to purchase a new tube of this quality. The jj ecc83s gold pins preamp valve indeed does have gold pinned connectors but overall customer feedback is that it does have better sonic qualities. The jj ecc83s gold pin is a selected version with gold pins of the ecc83 s. Special grid plated by gold to reduce microphone interaction and noise. It utilizes a medium length ribbed plate design that is much like the old amperex and brimar european designs. Note that matched pairs of 12ax7 are not required for guitar amplifiers.
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 built to tighter tolerances and they are very smooth sounding. It is also highly recommended for studio preamps and hi. Tested for shorts, balanced triods, audio test so you get the best of the best. Since tubedepot is in memphis, tn, the home and main hub for fedex and usps, we get very good rates, so rest assured your heavy item will be shipped at the most affordable rates. Mullard 12ax7 ecc83 new production preamp vacuum tube. When you look at them you cant help but think that they must be rugged and good for the musician on the road. So if you want a smooth tone they are great but if you like a little grit in your tone like a dirty keith richards rhythm tone or an angus tone then standards are better. It was released for public sale under the 12ax7 identifier on september 15, 1947. Harmonically rich, with a detailed low end and a warm high end.
Vacuum tube 12ax7 ecc83, jj electronics ce distribution. This tube sports a different plate design than found in most 12ax7s. Double triode electronic tube, ecc83 datasheet, ecc83 pinout, ecc83 equivalent, ecc83 replacement, ecc83 schematic, ecc83 manual. I tube rolled nos mullards, rca, ge, and compared them by ear then by recordings all at the same settings, and my conclusion is that the ge is quite close to the jj but not as open and airey, the mullard is good like the rca, but with my setup the jj is hands. Rca and sylvania first introduced the 12ax7 to the world in the late 1940s. When pushed into overdrive it offers clean distortion with well balanced lows and mids. These tubes are immediately discernable from other 12ax7. Now i am switching to digital modeling, so i dont need this anymore. Jj ecc83s valve equivalent to 12ax7 audio valvetube for guitar amplifiers or hifi.
El84 datasheet pdf pentode triode, vacuum tube philips. Jj has been great for me, and though they have a little darker tone, its fine for me since i dont like too bright anyway. I know i dont like sovteks in any way, every one ive used has not been good for me, in any amp i have. These are not well described you need to buy the mg model of jjs 12ax7 to get the real medium gain preamp tube. Double triode quick reference data anode current ia1,2ma transcoductance s1,6mav amplification 100 heating heating is indirect by ac od dc, with serial or parallel supply.
Jj electronic vacuum tubes, capacitors, amplifiers. Double triode components datasheet pdf data sheet free from datasheet data sheet search for integrated circuits ic. Jj electronics t 12ax7 s jj vacuum tube ecc83 electric guitar. Thanks to its design it also peforms with very low noise and microphonics. Ecc83s double triode datasheet pdf provided by datasheet pdf search for ecc83s. Long plate construction, superb for phono stages, hifi, and guitar amps. The ecc83 12ax7 valve is used in the preamplifier section of 99% of all valve guitar amplifiers. Ecc83s is 12ax7 high gain preamplifying double triode. They reproduce fine detail easily and display a warm music sound with excellent dynamics the balanced cryo version is one of the best choices for high end audio applications and guitar pre amp sections. Preamp tube descriptions vacuum tubes by jj electronic. Jj electronics ecc83s balanced tube for phase inverter.
The jj ecc83 has darker sound characteristics and great for metal and hard rock. The ecc83s is a bit dulldark on top and the ecc803s is just the opposite. Jj 12ax7 ecc83s 7025 tubes are famous amongst guitar players, they provide a a well balanced. Specification sheet for gold t12ax7goldjj specification sheet for gold. View pdf brochure for 12ax7 ecc83s 7025 jj electronics.
The cryo treatment gives better clarity, improved sonics and more detail than a nontreated valve. This is a specially treated cryogenic and selected balanced version of the jj tesla ecc83s. Users report that it is a richer and smoother sound as compared to the standard ecc83s and other manufacturers. Jj ecc803s 12ax7 datasheet pdf download adobe acrobat pdf reader. Sep 18, 2019 el84 datasheet pdf vacuum tube philips, pentode triode, el84 pdf, el84 pinout, el84 equivalent, el84 data, circuit, el84 schematic, el84 manual. Pdf ecc83 12ax7, 12ax7 j ecc83 ecc83s ecc83 jj ecc83 s ecc8312ax7 jj 12ax7 12ax7 triode ecc83. Jjelectronic valve ecc83s is great for bluesrock players, good fat base. It allows for more clean headroom than higher gain 12ax7s.
Jj electronics ecc83s balanced tube for phase inverter reverb. Jj tube upgrade kit for fender blues junior amps el84 ecc83s. Vacuum tube 12ax7 ecc83, jj electronics antique electronic. The 12ax7 was originally intended as replacement for. It was developed around 1946 by rca engineers in camden, new jersey, under developmental number a4522. So if you want a smooth tone they are great but if you like a little grit in your tone like a dirty keith richards. Jj electronic valve ecc83s is great for bluesrock players, good fat base. Elektroakustik, in partnership with jj tubes from the carpathian mountains of cadca in slovakia. Its rugged design and rich harmonics make this tube an obvious choice for musicians who need a reliable and high quality tube at a reasonable price. Warranty information and return policy warranty period. You can refer to site like tubestore or tubedepot to verify this.
In addition to the great characteristics of regular jj ecc83s, gold pin versions has low microphonics and tight tolerances. The jj ecc83s 12ax7 is perhaps the most consistently high gain of all 12ax7s. The brimar cv4004 is an excellent uk made 12ax7 with a quasi boxed anode. It has longer plates and the two i have are way too microphonic for v1. I have never had a jj go bad on me, even a power tube, which i use e34ls. Jj electronics t 12ax7 s jj vacuum tube ecc83 electric guitar power. Heater voltage vf 6,3 12,6 v heater current if 300 150 ma. In addition to the great characteristics of regular jj ecc83s, gold pin versions has low. The jj factory was born out of the ashes of the former tesla factory. The jj electronic 12ax7 ecc83 has quickly become a modern classic in. Ecc83s 12ax7 jj these tubes provide high gain without the usual noise and microphonic problems you would expect.
Double triode ecc82 is 12au7 medium gain preamplifying double triode. Eirc electronic tubes factory data sheet ecc8312ax7 page 1 of 4 ecc83 is a. Vacuum tube 12ax7 ecc83, jj electronics amplified parts. The clean and shiny fender sounds, jj ecc83s the hurts, the beautiful crispy distos that in acute marshall, its not for her either. I think jj product good enough lamps in all but this one, i transferred all my amps, current and past. Double triode ugv uav4 3 2 1 0 0 1 2 3 4 5 6 0 50 100 150 200 250 300 350.