Jj 7591 datasheet pdf

The hammond ao14 m2 organ amplifier uses a pair of 7591 valves in the output stage. The jj 7591s is substantially weaker than the eh7591a. The tone is very balanced and centered around some thick warm midrange tones. These tubes are as musical as a real genalex with the ability to create the fullest and most exacting image of. Power pentode 7591 s is an octal power pentode with power of 19w. It is not the gold pins that make the difference its what i believe to be the best of jj ecc3 production so good on noise too. The jj and tungsol are approx the same size as original old stock 7591 s, with the tungsol being about 716 or so shorter. The jj kt88s also sound excellent in the hot rod 50, soldano amps. Designed as audio and general purpose triodes, two.

The jj 7591 is a great replacement for any 7591 tube position. Consequently, 7591 and its siblings were used in a vast number of home audio equipment in the 1960s. Beam pentode 6v6 s is a beam power pentode with octal base and a maximum plate dissipation of 14w. Advance information mc145444 is a silicon gate cmos frequency shift keying fsk modem intended for use with telemeter systems or remote control systems over the telephone network. If the eh youre referring to is the one thats called the 7591xyz, then youre right. El84 datasheet pdf vacuum tube philips, pentode triode, el84 pdf, el84 pinout, el84 equivalent, el84 data, circuit, el84 schematic, el84 manual. At the bottom of this page youll find some links to other tube datasheet sites in case you cant find what youre looking for here. It is a high output audio power tube that is flexible and easy to design with.

We have even run a quad of the kt88s in a few evil twins and it is fat. Technical data1029 effective december 2017 supersedes march 2017 jjs limitron 600vac, 1800a, fastacting class t fuses catalog symbol. Jjm2w specifications double make contact automotive relay jjm relays double make type mm inch. El84 datasheet pdf pentode triode, vacuum tube philips. Sop8 features z no frequency compensation required z no latch up z large common mode and differential voltage range z parameter tracking over temperature range z gain and phase match between amplifiers. Jrc5532d datasheet, jrc5532d pdf, jrc5532d data sheet, jrc5532d manual, jrc5532d pdf, jrc5532d, datenblatt, electronics jrc5532d, alldatasheet, free, datasheet. The electroharmonix is oem in most current guitar amplifiers.

Those still need the resistors changed out as if one were converting to a true 6l6 type. Posted on february 2, 2016 september 18, 2019 by pinout. Vibration test measurements are performed according to the respective maintenance manual. I did the math from the datasheets and the current is low enough to. The new manufacture 7591 s fall short of true nos by 11 to 32%. Bw technologies gasalertclip extreme datasheet manual gasalert extreme datasheet manual applications gasalertmicroclip datasheet user manual quick reference guide gasalertmicro datasheet. This kt66 tube is rated to handle 550v of plate voltage and screen voltage. Tube depot carries a selection of 12ax7 ecc83 7025 cv4004 pre amp vacuum tubes. When large stereo hifis were built with 6l6 they were just huge, also not lowestthd. This tube was first designed back in the early 90s by jj to be a completely new take on the kt88 design with the ability to withstand peaks of more than 50 watts. The entire 1945 taylor tube catalog in pdf format note, 1. Eh7591s are not recommended for a small tight chassis. The jj 7591s is a high quality option for both guitar and home audio amps. Under these conditions either the jj or the eh will last for quite a while, nos will probably last for 5 decades.

Recent listings manufacturer directory get instant. I really dont find the current 7591s to be any worse or better than any other currently manufactured tube, but then again i screen and match my own tubes at working voltage. J9729a datasheet, j9729a pdf, j9729a data sheet, j9729a manual, j9729a pdf, j9729a, datenblatt, electronics j9729a, alldatasheet, free, datasheet, datasheets, data. Eccdatasheet, cross reference, circuit and application notes in pdf format. If you want to add some real thunder to your old ampeg svt then the jj kt88s are the tube. Jj electronic vacuum tubes, capacitors, amplifiers. Product data turbomeca engine vibration test kit type 3656a the turbomeca engine vibration test kit type 3656a is designed for field inspection of all turbomeca helicopter engine families. It was designed for use as a phase inverter meaning the two sides of the tube were intended to be closely matched. The eh7591a shows higher distortion and low tube tester gm. All telefunken branded tubes are hand picked to be the best examples of eastern european construction in the. Rja88 series rj rj45 connector material and finish insulator.

You can pass avaya acis7591 exam very simply and easily with our 7591x dumps questions answers. Triode electronics triode usa tube amp kits transformers. The eh7591 is close to 4 tall and is approx 14 to 38 diam larger. The electroharmonix 6v6 is warm sounding, with a sweet sustain and crunchy overdrive, making it a very musical tube. Bold designators are close or identical, italic designators are different ratings, different pinouts or different filament voltages. Tube converter yellow jackets, yj7591 amplified parts. Heres instructions for convertingamplifiers using 7591,to 6l65881. Most of the datasheets are in pdf format and some are links to other html pages. 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.

Basically any amp using 6550s can use the jj kt88s. In order to promote public education and public safety, equal justice for all, a better informed citizenry, the rule of law, world trade and world peace, this legal document is hereby made available on a noncommercial basis, as it is the right of all humans to know and speak the laws that govern them. With either amp gain set to full, the jj e83ccs were the quietest of the tubes i tried. We have data from sylvania who describe the 7591 as a power output tube that is.

Vacuum tube 7591a, tungsol reissue antique electronic. Most of these datasheets are in english except where noted otherwise. Tesla jj high quality vacuum tubes from slovakia solen. View and download jet jjp12 operating instructions and parts manual online.

However, in a less demanding application like the st40, it might perform as well or better. Ik rg1 ukf 550 v 440 v 19 w 3,3 w 85 ma max, cag1 0,25 pf. Please see the substitutes at the top of the page for more details. Vacuum tube 7591, jj electronics antique electronic supply. A guide to ecc83 type preamp valves valve tube guitar amps. This tube has a different pinout and cannot be used in 6bq5el84 sockets unless you have verified it will work. Note that the newelectroharmonix 7591a is now available,and it does not requireany rewiring to use. Jj electronic 5751 this again is a lower gain ecc83 and in the v1 position will push less signal towards the next stages so it will make the amp overall much cleaner with more headroom.

Substitutes are given as a guide only please refer to original manufacturers data sheets to ensure that a substitute is safe and appropriate for your application. Elektroakustik, in partnership with jj tubes from the carpathian mountains of cadca in slovakia. Be sure to insist on genuine tungsol vacuum tubes the next time you retube youll be getting the absolute best possible tubes for any demanding. On the nos 7591 they say its best to connect both pins of the screen. We design and manufacture our tubes, engineered for demanding high fidelity, reliability and overall warmth. Class a1 amplifier u a 300 v u g2 300 v u g1 v01 i a 60 ma i g2 8 ma s10 mav r. The 5751 of the past was intended for rugged use in place of a 12ax7. Unfortunately, the jjbrand 7591s tubes didnt fare well in the new test. An7591 datasheet, an7591 pdf, an7591 data sheet, an7591 manual, an7591 pdf, an7591, datenblatt, electronics an7591, alldatasheet, free, datasheet, datasheets, data. If youre looking for a 12ax7 type tube that has good gain, great matching between sections and from tube to tube, along with low noise microphonics, the jj e83cc could be the one for you. Rca and sylvania first introduced the 12ax7 to the world in the late 1940s. If you are not prepared for acis7591 7591x exam questions and want to get some help so, now you do not need to take tension. Thanks to frank philipse for supplying the above pdf datasheet.