The supplied rca 6as7 and toshiba 5963 tubes sounded pretty good with etymotic er4s iems, but i replaced them with a tung sol 5998 and an rca 6680 clear top. Tube set for tweed deluxe5e3 includes 5five tubes as shown. The major constructional difference was the grid rods. All sold to me as brand new along with a bare chassis, other parts, where someone abandoned their 5e3 diy amplifier project kitthe matched tungsols 6v6gts set and eh12ay7 look brand new certainly, very nice set of 6v6gts from the t. Im quite happy with my rft ecc82 and svetlana winged c 6hc in my bottlehead crack. I really like the stock circuit with a good input tube using a 6sn7 adapter right now and a tung sol 5998 on output duty.
Tungsol in stock at parts express with free shipping. Ordered a bottlehead crack headphone amp last night. A tung sol 5998 output tube got a deal, they are expensive with bin on ebay and a 1952 6sn7gta chrome dome tube with a garage1217 adapter. Last ones left here for you clegg and hallicrafters owners and whoever else used them.
Mar 09, 2010 selling a nos nib pair of tung sol chatham 2399 tubes similar to 5998 and nos nib pair of tung sol 6520 tubes listed as part of my tube sale. The tung sol 12ax7 tube they produce is of high standard. Decent appearance, good print, in sets of 4 the same brandappearance. These have been lightly used but passed our rigorous test at nos levels. Chatham 5998 tube, nos, identical to tung sol audio asylum. My crack at this point is far from stock tung sol 5998 output tube nos mullard cv4003 input tube. Tc tubes and audio repair repair services include tube and solid state gear, turn table setup, and tubetesting in twin cities metro area.
With balanced triods and low microphonics makes it a good choice in all preamp stages including the v1 position. Until a few years ago, the 5998, which was used in computer systems and was made in large quantity, was easy to buy fairly cheaply. In my opinion, the tall coke bottle shape of the 5998 is more interesting looking and distinctive than the shorter round shaped 6080. Otl addiction i think im far more excited about the crack than lieven is. One of the best power tubes available for woo audio wa2, wa3, and wa22 amplifiers.
Case mod build log sovereign antec plus 1080amg case. The next time you replace your 12ax7, 6v6gt, 6l6gc, or 6550kt88 tubes, switch to tung sol. You can learn more about the speedball upgrade for this kit at this link. This time its 2399, produced by tungsol, but practically always branded by chatham, the sound well, the sound is exactly like 5998, which is to say fantastic. I would love to get a tung sol 5998 but they are so exprensive and rare here in germany. My crack at this point is far from stocktung sol 5998 output tube nos mullard cv4003 input tube. And do check out the on line community for the crack. Laton total nitrogen cuvette test 540 mgl tn, 25 tests. Half and half 10 bottles of polish10 bottles of lube case, 20 pc.
We burnin, test, and match all of our tungsol tubes. The 5998 is really essential for a fully pleasing sound for my ears. Bottlehead chassis, wood bases and speaker cabinets, transformers, pc boards and even that nifty little bottlehead badge are all made to order in the usa. I bought the crack and its speedball upgrade after i got my hands on a pair of massdrop x sennheiser hd 6xx headphones.
The 6080s i tried had less bass and just dont sound as good. When i ordered my bottlehead crack kit, i also ordered the speedball upgrade right away. I have owned the tung sol 7236, 5998, 6as7g, western electric 421a, a tung sol 421a you read that right, various 6080s. Establish reliable relationship between buyers and suppliers through our matching services and find new business opportunities through various online exhibitions. One of the best power tubes available for wa2, wa3, and wa22. New nos nib vacuum tube guaranteed to test good 8236 tung sol. If you check the sidebar rules cant copypaste, on mobile, the kind of posts we. We ordered a couple of cracks right before the price increase was announced more on that later so that probably.
The next time you replace your 12ax7, 6v6gt, 6l6gc, or 6550kt88 tubes, switch to tungsol. Im currently using a tung sol 7236 and a telefunken ecc82 12au7, and im not lacking for bass, but i dont listen to edm or anything like that. Online database of chemicals from around the world. This is a quick build log of bottlehead crack otl tube amplifier with some pictures and little stories. Until a few years ago, the 5998, which was used in computer systems and was made. Etsy is the home to thousands of handmade, vintage, and oneofakind products and gifts related to your search. Bought from for my woo wa2 as backups but never used and stored after verifying output levels were close fixed frequency tone and tubes physically sound with all socketpin inspected. Ive tried ebay, but all they have are multiples, andor they are grossly overpriced. Electronically quiet but, as is typical of the chathams, physically microphonic, which, in my experience, did not affect performance when playing music. Really trying to find a tung sol brand 5998 tube for my bottlehead crack, and cant seem to catch a break. Bottlehead crackatwoa otl tube headphone amplifier build.
Ordered a bottlehead crack headphone amp last night, steve. Tube rolling with the bottlehead crack general dacampdap. We burnin, test, and match all of our tung sol tubes. Looking for one of these to replace the tube on my bottlehead crack. Mar 14, 20 and another contender among 6as759986080 tubes. If you need a specific brand ask before buying so i can confirm it is available. Tested good for gain, transconductance, noise and microphonics. While the initial frustration regarding the ordering almost made us gave up, by the moment i received the package i really couldnt wait to start the build and to finally hear what the crack is all about. The tungsol 12ax7 tube they produce is of high standard. Although they were not originally intended for audio use, these dual triode power tubes have become popular with otl amplifiers such as the bottlehead headphone amps and atmasphere. There were later tubes badged 5998 a from ge, but these were really just repurposed 6as7ga tubes. Bottlehead crack is a bit pricey though if i import it to austraila and have it preassembled. Currently using a tungsol 12au7w and i managed to get my hands on a tung sol 5998.
The tung sol 5998 tube vastly improves dynamic and soundstage. I tried the very popular tungsol 6as7g and the rare gec 6as7g. No matter what youre looking for or where you are in the world, our global marketplace of sellers can help you find unique and affordable options. Popular power tubes for otl headphone amplifiers such as the bottlehead crack amp, including 6080, 6as7, 5998, and 421a.
Chatham 5998 tube, nos, identical to tung sol audio. Tung sol tubes reflect the finest russian vacuum tube technology. I simply decided that i only like fully portable audio and dont like being. The problem is that the 5998 are very expensive now. And if anybody needs another pair i have them in united electronics with matching 8201 date codes new in original boxes at the same price. I just sold my hd600dt990 for an hd700 but havent opened and used it yet im home for winter break. Some tubes labeled 2399 may also be exactly the same no complete consensus on this. Nos nib vacuum tube guaranteed to test good 8236 tung sol. Nov 02, 2017 so bottlehead crack w speedball are the best pairing amp for hd600650. Bought from for my woo wa2 as backups but never used and stored after verifying output levels were close fixed frequency tone and tubes physically sound with all.
It typically takes four weeks to get the parts made for your kit. We highly recommend these tubes the ultimate 12ax7. Tube rolling with the bottlehead crack, any advice or. Review by headfonia the headphone enthusiasts website. I had planned to send amir the stock tubes as well as a set of better tubes, including a tung sol 5998 since it is a more popular choice and will dramatically drop the distortion. I waited until black friday to grab it from their website for 15% off. Is hard to troubleshoot a problem build if you do the crack and speedball all at once. Lightly used but passed our rigorous test at nos levels. Reissue tung sol 12ax7, now manufactured by electro harmonix at the reflector factory in russia. Nib western electric 421a dual triode 6sn7 6as7 5998. We ordered a couple of cracks right before the price increase was announced more on that later so that probably explains the long waiting period.
No doubt the 421a is the best power tube i have heard on the crack. These precision tubes are engineered for audiophilegrade high fidelity, along with reliability and warm tone. Currently trying to figure out what would be the best options to try rolling out the 12au7w for. Tungsol tubes reflect the finest russian vacuum tube technology. Unsure if he will want to measure both, otherwise i will advise him to use the 5998. I also thought, based on reading about them on the bottlehead forum a little, that they sound the same. Hi all, as an avid tube roller and owner of a bottlehead crack speedball.
There were later tubes badged 5998a from ge, but these were really just repurposed 6as7ga tubes. However, not all 5998 s are created equal i have owned five and have heard variances in their sound quality. Reissue tungsol 12ax7, now manufactured by electro harmonix at the reflector factory in russia. El84tung sol ru tungsol russia the tungsol el846bq5 was a popular oem tube for americanmade el846bq5 guitar amplifiers in the late 1950 early.
If anyone out there with a spare they are willing to sell, please pm me. This product has a universal power transformer and can be used worldwide by following. I cant find any tips online besides one guy who recommended a mullard 12ax7. The bottlehead crack amplifiers arrived a little over two months after having ordered them on bottleheads website. Various creative releases blasterx ae5 gaming sound card.
Solt miniature quick release connectors tradekorea. Get the latest info on special deals and new products. Bottlehead, with emails getting lostunanswered but a couple of phone calls and. I like the stock 6080wa most, havent tried the ts5998 yes iin the crack. Upgrading the bottlehead crack headphone amplifier. Laton total nitrogen cuvette test 20100 mgl tn, 25 tests. The 2399 is an ibm part number an branded by ts to chatham. Here you will find vacuum tube based amplifier, preamplifier and headphone amplifier kits, speaker kits, finished high end tube audio products, reel to reel tape machine upgrades, parts, and one of the finest support communities on the web.
Ive been exploring different output tubes for the crack over the last few. I have a crack w speedball, currently use a tung sol 5998 and gold lion 12au7 i still own the stock crack tubes. We got over 200 pieces so we can provide excellent matching. Selling a nos nib pair of tung sol chatham 2399 tubes similar to 5998 and nos nib pair of tung sol 6520 tubes listed as part of my tube sale. Half and half 10 bottles of polish10 bottles of lube case.
One very strong suggestions build it without the speedball first. Very well balanced without even a hint of sharpness to its voice. Kt120tung sol ru tungsol russia the tungsol kt120 is a new valve which has a rated plate dissipation of 60 watts, which makes this the most powerful. New nos nib vacuum tube guaranteed to test good 8236 tung. The marvelously addictive bottlehead crack innerfidelity. Half and half 10 bottles of polish10 bottles of lube. So bottlehead crack w speedball are the best pairing amp for hd600650. Apr 11, 2015 one very strong suggestions build it without the speedball first. If you buy and do not one will be chosen at random by me.
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