About vacuum tube software the resource is currently listed in in 5 categories. Tubes free delivery possible on eligible purchases. As tim mentioned, being privileged as participants, i need to buy the tubes first before i. For you solidstaters, let this be a perhaps frightening glimpse into that curious medical condition known as. As if the features above are not enough, tdsl pe includes internet urls for over 9,500 vacuum tubes where you can click to see a data sheet on the web or visit the site which hosts the data sheets. Nuvistors were the latest tube development at just about the same time as the introduction of the first integrated semiconductor circuits. I thought the rca red base 5692 is the ultimate driver tube around. It is, in the proper circuit, a wonderful sounding tube, and audiophiles would do well to try the nos vintage 6sl7 tubes before buying anything currently made. The 6sn7 is basically two 6j5 triodes in one envelope. Very good reliability and sonic performance at a great price. The designer of the famous williamson amplifier, one of the first true highfidelity designs, suggested use of the. Bold designators are close or identical, italic designators are different ratings, different pinouts or different filament voltages.
In this thread, 6sn7 is loosely used as a master term to refer to 6sn7gts, 6sn7gtas, 6sn7gtbs, 6sn7ws, etc in other words, all the available permutations of the 6sn7gt tube. They have parallel ribbed plates with an opening showing part of the filament. The sovtek 6sn7gt tube is a preamp dual triode, medium gain with an octal base. In the phono section, there are 4 rca red base 6sn7s, all measuring 8585, 8585, 8585, 8585. The first electronic amplification of sound was done with vacuum tubes. A wide variety of vacuum tube 6sn7 options are available to you, such as channels, type. A 1955 6sn7gtb is good, but how do you know what year as most selling the tubes do not state the year of manufacture. Twin triode, mediummu tube data provided by duncan amplification. A nuvistor is a miniature vacuum tube in a thimble sized metal case. Preamp tubes 6sn7 5692 cv1988 6n8 tube basics and faq.
We were happy to arrange another party of blind test of tubes last saturday. I feel i can comment authoritatively on the 12sx7 6sn7 type tube. The metal base sylvania 6sn7w is regarded as the best sounding usa made 6sn7 variant of all times. This tube has the plates on a 270 degree angle to each other. Rca 5692 6sn7 black plate, 3 mica, red base the 5692 is a commercial premium version of the type 6sn7 tube. The nuvistor was developed by rca and it was first introduced in 1959. The 6sn7gt is a british made glass tubular version of this much loved double triode valve from the 1940s. Please see the substitutes at the top of the page for more details. The 6sl7 was never as popular as the 6sn7due to the 6sn7s widespread use in television chassis designso this tube does not turn up as often whenever vintage tubes are being sold. The type 5691 tube is a premium version of the type 6sl7. Buy products related to 6sn7 tube products and see what customers say about 6sn7 tube products on free delivery possible on eligible purchases. Fig 5, basic electron flow in 12 6sn7 small signal amp. Laniers pspice triode calculator is a promising program for finding tube model parameters. Vtdatas database also includes vacuum tubes of historical interest, such as the early two digit types 45, 80, etc.
The vtdata software package is a complete vacuum tube manual on your computer. The 6sn7 is an octal tube used either in preamps or as a driver in a power amp. This is a suitable replacement for any 6sn7gt 6sn7gta 6sn7gtb ecc32 dual triode tube type. The 5692 is a commercial premium version of the type 6sn7 tube. Get the best deals on marconi nos tubes when you shop the largest online selection at. Shuguang brand 6n8p military j level vacuum tube vaive instead of 6h8c ecc32 cv181 6sn7 b65 made in 1960s for hifi hiend amplifier audio senior player. Buy 2pcs 7n7 to 6sn7 vacuum tube adapter socket converter for amplifier by aokuntech. These are octal based tubes and were released early on, far before the small 9 pin preamp tubes we are familiar with today. Any 5692 with a red base will have been made by rca regardless of the actual branding on the tube. Discussion in audio hardware started by jh901, sep 23, 2017. The premium qualities of the 5692 include a longlife cathode rated at 10,000 hours along with extra support rods and mica spacers to eliminate microphonics. Originally released in 1939 it was officially registered in 1941 by. The first nuvistor to be produced by rca was the 7586. Bill elliott has written an interesting article, an improved method of finding vacuum tube model equation coefficients, which uses a program called derive 6.
Here is a copy of the vacuum tube article i wrote back in 2003. For additional information about designing tube amplifiers, refer to the theory section. The 6f8g was a dual version of the 6j5, which was a slightly hotter version of the 6c5 of 1935. Each cad and any associated text, image or data is in no way sponsored by or affiliated with any company, organization or real. I was told by some very experienced tube nuts that the best 6sn7 is the earliest version of sylvania vt231. Driver of choice, vacuum tube valley, issue 11, spring 1999. It has all the information youd expect in a tube manual. Of all the 6sn7 types i have rolled into this preamp in the past, the jan 12sx7 rca is the king.
The 6f8 had the larger g or st12 bulb with the troublesome grid cap for one of the triodes. Also host the excellent magdemo transformer design software, and a host of useful newsletters on spice modelling. I also sell vacuum tube tester operating instructions,setup data and parts for vacuum tube amps. The 6sn7 and its equivalents were once the most popular tube. This link is listed in our web site directory since friday feb 9 2007, and till today vacuum tube software has been followed for a total of 9790 times. For you solidstaters, let this be a perhaps frightening glimpse into that curious medical condition known as toob madness. Shuguang 6n9p vacuum tube military 2pcslot for tube.
Each cad and any associated text, image or data is in no way sponsored by or affiliated with any company, organization or realworld item, product, or good it may purport to portray. Vacuum tube 6n8p 1pc inventory product for tube amplifier. I have a 6sn7 tube preamp called a constellation, by audio electronics, a former internet direct division of cary audio. The wide glass tube envelope is 28 mm in diameter and excluding the io base pin length, stands 65 mm high. Rca 5692 6sn7 black plate, 3 mica, red base for sale us. These calculators automate the plotting of dc and ac load lines for guitar amplifier preamp stages. All tests were performed on a laboratory grade amplitrex at in fixed bias mode at typical operating voltages as specified in the tube manufacturers data books. The tube cad journals first companion program, tcj filter design lets you design a filter or crossover passive, opamp or tube without having to check out thick textbooks from the library and without having to breakout the scientific calculator. Online shopping from a great selection at electronics store. It had been several months since the last blind test of vacuum tubes. The cathode is by far the most complex item within every vacuum tube, mainly because. They were part of the rca premium red line which had red colored bases.
I have found the east german rft 6sn7 tubes to be really good. Shuguang tube 6n9p j military grade for tube amplifier replacement for 6sl7vt2296h8c high reliability sale the item as 2pcslot type. With the revival of tube electronics for audio, the 6sn7gt became a major. Rca 6sn7gtvt231 1940s, 6sn7gt 1940s, 6sn7gtb 1960s figure was chosen to work off. Parathermal cathode dual triode low frequency power amplification. Can anyone recommend newer versions,that sound really well,and have low noise. The jan chs 6sn7w metal base tube was made from 19421945. 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. Vacuum tube 6n8p 1pc inventory product for tube amplifier replacement 6sn7 6h8c high reliability, replace tube 6sn7, 6h8c application. Theres a page on how to use it with the vacuum tube models here. The most important aspect of the input data is the data from the tube curves, in vp, vg, vs pentode only and idata, below. Tube 6sa7 or rohre 6sa7 id2710, pentagridconverter heptode, octal int. The main category is vacuum tube resources that is about vacuum tube, electron tube, thermionic valve, valve resources.
It is used as original equipment in many currently produced home audio tube amplifiers. Displays real world application data for over 1,700 vacuum tubes. I sell new production tubes and new old stock vacuum tubes for ham radio, collectible antique radios,televisions,hifi audio amplifiers and guitar amps. The 6sn7 was used as an audio amplifier in the 19401955 period, usually in the driver stages of power amps. Toob madness or the 6sn7 zoo by raymond chowkwanyun. Other nonus nos 6sn7s due to the relative rarity of these tubes this list is, in particular, not meant to be comprehensive. Each half of the 6sn7 is electrically equal to the 6j5 triode. They also have long life cathodes rated at 10,000 hours of service. I just currently finished a tube preamp using a 6sn7 dualtriode,ive heard of really good nos tubes to use,like the rca red base,mullards,and other various tubes,but these are usually expensive. If you have any information regarding these tubes, please pm me.
Positive phase gain buffer negative phase gain buffer balanced input buffer looking to upgrade from the electroharmonix. Ltspiceswitchercad iii a nice easy to use simulator which is gaining rapid acceptance. Welcome to my tube amp simulation software page paragraph about tube amp design simulation. If used as a rc coupled driver for a 300b in a zero feedback single ended amp which is a very common use of the 6sn7 these days its gain is. The immediate predecessor of the 6sn7gt was the 6f8g, developed by rca in 1937. The points corresponding to these entries are shown as asterisks or circles o in the charts below, where is for pentode charts and o is for triode charts, including pentode data in triode mode.
For those of you who still have old computers running windows xp 32bit or any other windows 32bit os, i have setup the download availability of my old old standards. Nov 20, 2007 i just currently finished a tube preamp using a 6sn7 dualtriode,ive heard of really good nos tubes to use,like the rca red base,mullards,and other various tubes,but these are usually expensive. Shuguang brand 6n8p military j level vacuum tube vaive instead of 6h8c ecc32 cv181 6sn7 b65 made in 1960s for hifi hiend amplifier audio senior player headphone proamp fever acoustic diy lab 1pc. Glass octal type used as phase inverters or twin resistancecoupled amplifiers in radio and audio equipment. Id like a highly reliable tube, either nos or new production, which doesnt impose a tailored sound over any given recording. I rare tube is the 33s30, looks like a 5692 but has brown base and serial number written on the plates, a treasure and a fantastic tube.600 1494 176 111 73 264 1084 568 239 1615 1534 469 873 1409 616 1387 215 1461 545 110 578 1474 263 482 206 792 1593 1362 1516 1082 1317 1456 50 81 1225 698