Direct heating cathode, medium power consumption triode is used for class a amplification. Tung sol spoke of the tube as the 5881 in 1950 literature. This high quality beam tetrode tubes used in output stages of low frequency amplifiers. The jj 5881 will work in any amp that uses 6l6 tubes. Use tungsol 5881 if you are looking for that great 5881 tone, but make sure your amp calls for. Have you ever wondered about the difference between the 6l6gc valve and the 5881 valve. Pdf 1650e 1650g 6l6 ultralinear el84 tube 6bq5el84 4816. Check out our 6l6 tube catalog page for 6l6 tubes we stock. Vacuum tube 5881, jj electronics antique electronic supply. Allegro, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. Best sounding 6l6 ever made replacing all 6l65881 tubes in all applications. At the time philips had already developed and patented power pentode designs, which were rapidly replacing power triodes due to their greater efficiency. The new jj 5881 power output vacuum tube is now in stock. The 5881 has stronger mids and imo just sounds better in a marshall circuit than a 6l6gc.
I saw the tech tip on july 30 on swapping 5881 tubes with 6l6 tubes. Beam pentode 6v6 s is a beam power pentode with octal base and a maximum plate dissipation of 14w. Beam pentode for af power amplifier applications, 6l6gc datasheet, 6l6gc circuit, 6l6gc data sheet. My sovtek 5881 wxt 6l6 wgc tube guide has been immensely popular, and i thank everyone for the many emails i receive. The beam tetrode design of the 6l6 allowed rca to circumvent philips pentode patent. This jj 58816l6 tube is a high quality option for both guitar and home audio tube amplifiers. The 6l6gc can handle way more plate voltage than a 5881 and its a 30watt dissipation tube where the 5881 is only 23 watts. L scbk20 d security products americas sourcebook 20. This jj 5881 6l6 tube is a high quality option for both guitar and home audio tube amplifiers. However it is also critical to rebias the amp heeding the 5881s 23w rating.
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 had a metal envelope which was popular at that time for use in radio sets since it was less likely to break than a glass envelope. Rf receiver installation and setup guide introduction the 5881en series of rf receivers is designed for use with control panels that support an rf receiver connection via the keypad terminals. The 6p3s output beam tetrode are miniature devices enclosed in glass bulb and are provided with a octal 8pin base, rigit leads and an indirectly heated oxidecoated cathode. The sovtek 5881 wxt6l6 wgc tube guide ii cracking the sovtek tube code. Jj makes a dynamite 6l6gc, and any amp that uses a 5881 or 6l6gb can safely use the 6l6gc, but sometimes not the other way around. Later versions, including the 6l6g, 6l6ga, 6l6gb, 5881, 5932, 7027, and the final version 6l6gc had glass envelopes, which. Beam pentode 5881 is a beam power pentode with a maximum plate dissipation of 23w in the classical short bulb. Recent listings manufacturer directory get instant. Bold designators are close or identical, italic designators are different ratings, different pinouts or different filament voltages. The many amplifiers that have higher plate voltage but use a tube rectifier can use the tungsol 5881 tubes without issue. I learned 5881 and some 6l6 are 23 watts, but 6l6gc are 30 watt. Octal u f 6,3 v i f c a0,9 a typical characteristic.
Jj electronic vacuum tubes, capacitors, amplifiers. This jj 6l6gc tube is a high quality option for both guitar and home audio tube amplifiers. This kt66 has a very articulate tone, and nice dynamics. Tungsol 5881 melbourne australia tube audio melbourne.
Please see the substitutes at the top of the page for more details. The receiver recognizes alarm, status, and keypad control messages from wireless transmitters operating at 345mhz. Most of the datasheets are in pdf format and some are links to other html pages. Gec, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. Special plate alloy material and gold plated control grid.
Us5881 unipolar hall switch low sensitivity 3901005881 page 5 of 11 data sheet rev 007 feb06 9 detailed general description based on mixed signal cmos technology, melexis us5881 is a halleffect device with low magnetic sensitivity. Not so nice looking, but made under total different circumstances. Most of these datasheets are in english except where noted otherwise. Some forums say the 5881 is equivalent to the 6l6gc and others say not. Of course, i have nos rca 6l6gc, so im not going to be buying any jj 6l6gc anytime soon. Class a1 singl tube pushpull u a 250 v 270 v u g2 250 v 270 v u g1 14 v 17,5 v i a 72 ma 4 ma i g2 5 ma 11 ma r a 22,5 k. It is dedicated to be used in audio frequency range which requires the output power 100w. Theres a lot of reading between the lines here and if the tubes are indeed constructed the same then the point is moot. Some historians say the ts 5881 was designed for the air force, when the above post states it was the 6l6wgb. The new production tungsol 6l6gcstr was built to withstand the heavy rigors of higher plate voltages. El84 6bq5 matched quad power valves jj brand new tested.
It is as comfortable in guitar amps as it is in hifi applications. Single tube pushpull ua 250 270 v ug2 250 270 v ug1 14 17,5 v ia 72 4 ma ig2 5 11 ma ra 22,5 k. I would definitely try a tesla built jj 6l6gc in my 5881 amp if i had a pair to try out. The 5881 was manufactured in the usa by ge, rca, sylvania and westinghouse, our exhibit will have rebranded to pinnacle. Receivers 5881enl, 5881enm, 5881enh receivers connects to four wire keypad data lines supports all 5800 wireless series nonbidirectional wireless devices. This is the tube for peavey, fender, mesa, soldano, bogner ect. High gain, ultralow microphonics, and superb linearity with a dynamic 3d sound. I did find that it was softer than a 6l6, theres no big bass thump and no sparkling highs, just a. Nos tung sol 5881 versus jan tung sol 6l6wgb differences. The gold lion genelex kt66 is an excellent copy of the original genelex reissue made in russia.
The mids are very harmonically rich and natural while the highs are thick, creamy and very detailed. You certainly wont be pushing the 6l6gc very hard at all. Datasheet of triodes, diodes, penthodes,tetrodes, vacuum tubes. The tone is very balanced with no notable weighting in the response. Leaving the bias set to a 6l6gc setting andor using the tungsol 5881 in a high voltage amp with a solidstate rectifier, will likely cause problems. And then the 5881 was for industrial or commercial use. What is the sonic difference between these two types of vacuum tube a. Any of the 5881, 7581 or 6l6gc listed here have higher ratings than and can be used to replace metal 6l6, 6l6g, 6l6ga and 6l6gb. The tungsol 5881 is a 23 watt tube and is rated for a maximum plate voltage of 400vdc.