The wood base is also finished and waxed to show the natural color of the wood. 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. Reissue tung sol 12ax7, now manufactured by electro harmonix at the reflector factory in russia. I think this relay was installed by a former owner, maybe for a electric cooling fan. Hello, i have a crack w speedball, currently use a tung sol 5998 and gold lion 12au7 i still own the stock crack tubes. Bottlehead are veteran makers of a wide variety of extremely well regarded tubebased audio kits.
Tung sol 7027 6l6 valves tubes amp melbourne australia. Current tubes are a tung sol 5998 in place of the 6080 and an rca 5963 in place of the 12au7. The smaller tube is a cryogenic treated cv4003 platinum grade and fully balanced, this a the. Top quality and long lasting light bulb replacements. Sounds incredible with high impedance, hard to drive headphones like the. One of the best power tubes available for woo audio wa2, wa3, and wa22 amplifiers.
Ill keep the stock tubes in or at least stick with. I heard 6h5c is the military version of 6hc, so they should have the same parameters except for some ruggedization, is that correct. 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. Power tubes tung sol 6080 came as stock tung sol 6080wb solid graphite plates w copper grid post chatham 6as7g bendix 6080wb. Electronically quiet but, as is typical of the chathams, physically microphonic, which, in my experience, did not affect performance when playing music. Ive been a member of the bottlehead forums for a while as i had a.
This guy tests a bunch of different tubes with an oscilloscope. In terms of the best output tubes in the crack, here is what i have at the top of my list. Currently running hd650atticus on bh crack otl w tung sol 5998 2 points 2 years ago edited 2 years ago. These have been lightly used but passed our rigorous test at nos levels. Bottlehead claims on its website btw that over 90% of those parts are sourced in the usa. Opinions on tung sol 6550 reissues steve hoffman music forums. Tube rolling with the bottlehead crack, any advice or suggestions. Tungsol 12au7 black plates black glass tube mazetube maze. The tung sol el846bq5 is a popular el846bq5 tube for guitar amplifiers, such as those built by gibson and harmony. Bass with the crack is punchier but not as deep and it doesnt quite have the same rumble. These tubes sound great, they stay quiet and have been solid and reliable.
Tung sol 5998 output tube nos mullard cv4003 input tube. The parts quality is very good, the documentation is truly excellent, the bottlehead forums provide fantastic peertopeer assistance, and construction is very easy. The tung sol 5998 and siemens 5814a tubes provide an uncanny and natural to your music. Otl addiction i think im far more excited about the crack than lieven is. Im the first owner and purchased it fully assembled from someone who did a great job. Yes, you can use all the 6080 subs as well as the gazillion 12au7 subs in the crack. I just bought a new production tung sol 12au7 which is manufactured by the same company. Hi all, as an avid tube roller and owner of a bottlehead crack speedball, i wanted to start a dedicated thread for tube rolling. Tung sol 12ax7 ecc83 price of nos 12ax7s got you down. The build quality of this kit amplifier is the best i have ever seen. I bought some 6hcs and they work great in my crack wsb. 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. Sold bottlehead crack w speedball and attenuator upgrade.
We got over 200 pieces so we can provide excellent matching. With balanced triods and low microphonics makes it a good choice in all preamp stages including the v1 position. I use a bottlehead crack speedball with my hd600s and couldnt be happier with the sound. The tung sol 12ax7 tube they produce is of high standard. I had a rebranded tung sol 5998 waiting for it, which i got while the amp was being repaired. Bottlehead crackatwoa otl tube headphone amplifier build. Tung sol 6sn7gtb reissue, made by new sensor in russia.
I bought a tung sol 7236 on ebay after looking for a decent priced 5998. This was approximated from the source output at 300. Overall the 339 is smoother, warmer and laid back with an even bigger sound stage. Tung sol 7719 vacuum tube diy homebrew audio special originally developed for vacuum tube computers in the early 1960s. Unsure if he will want to measure both, otherwise i will advise him to use the 5998. Sold selling my bh crack with speedball and valab stepped attenuator upgrade which i built myself. Excellent for guitar amp with subdued but expressive tone is desired, also great for audioheadphone amps. Compared to the bottlehead crack, ive always enjoyed the darkvoice more.
The only parts not stock from bottlehead are the tubes. Basically i have chatham tung sol jan cahg 6080wb with graphite plates which i understand are generally considered to be among the best 6080 tubes and variants alongside the bendix and gec tubes. Hifiman he with bottlehead crack otl audiobot 9000. The 5998 is really essential for a fully pleasing sound for my ears. The tube list at esrc1 vacuum tubes is very extensive, as is our inventory of vacuum tubes, grid caps, sockets, valves and capacitors. I really cant find any consensus regarding the ultimate input tube. Roofing wholesale inc, columbus, oh 432289668 yellowbook. Last ones left here for you clegg and hallicrafters owners and whoever else used them. The basic circuit is the same but also includes ccs loads and high voltage shunt regulation of the power supply. Very low noise and microphonics, but if youve got a really highgain phonostage the new mullard reissue might be a better choice. Tube set for tweed deluxe5e3 includes 5five tubes as shown. The large tube is a nos tung sol 5998 which came from woo audio. Etsy your place to buy and sell all things handmade.
The next time you replace your 12ax7, 6v6gt, 6l6gc, or 6550kt88 tubes, switch to tung sol. First offered in 1995, theyve built up a solid following and are wellknown both as an excellent introduction to diyaudio with the venerable crack headphone amplifier being perhaps the most common selfassembled tube amplifier ever and often recommenced as a. I loved using it but just havent used it in a while now. I bought mine already assembled by a member at headfi if i remember correctly. Tung sol nos vacuum tubes for sale tubes unlimited. This fully upgraded crack with speedball upgrade will give you improvements in many areas over the stock version. The included tubes are of decent quality and can be expected to provide years of great sound. It is punchy and to the point when the music calls for it. The original tubes were noisymicrophonic so i decided to replace them. Its probably a long shot that anybody has used the 7236 but ive read that it sounds similar to the 5998. Tungsol in stock at parts express with free shipping. Most of the 5998s were made by tung sol, chatham, and western.
Bottlehead actually offers a premium version of the crack called the crack atwo. Hi all, as an avid tube roller and owner of a bottlehead crack speedball. New nos nib vacuum tube guaranteed to test good 8236 tung sol. 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. I wont know if thats true until i get the preamp back from jule. The input is is upgraded as well with 3 inputs and an added balance control, something needed with potentiometers because of channel imbalance. Ordered a bottlehead crack headphone amp last night, steve.
If you buy and do not one will be chosen at random by me. Theres a good bit of info regarding all kinds of tube rollingmods etc on the bottlehead crack forum. There are a few minor cosmetic marks, but nothing serious. I would love to get a tung sol 5998 but they are so exprensive and rare here in germany. Ordered a bottlehead crack headphone amp last night, discussion in audio hardware started by timind, apr 11. I also thought, based on reading about them on the bottlehead forum a little, that they sound the same. Amp assembled by tech who had completed several of the bottlehead crack amps. Im quite happy with my rft ecc82 and svetlana winged c 6hc in my bottlehead crack.
Tungsol lamp works light bulb replacements from batteries plus bulbs. Due to its rugged construction and conservative ratings, it is the most reliable current production el84 type available for use in vox ac30 type amplifiers. Using a a mullard 12au7 as driver on a bottlehead crack, senn 600, fiio x5 as source. The 2399 is an ibm part number an branded by ts to chatham. Hand built bottlehead crack with speedball stunning looks.
So please share with us, what tubes you have rolled and enjoyed. Some tubes labeled 2399 may also be exactly the same no complete consensus on this. They look awfully similar but man does this tung sol sound so much better. My 7802 tung sol tube came in today and it sounds very good.
Ive tried most of the the usual suspect and im currently running a tung sol 5998 and a cbshytron 5814a in mine and lovin every minute of it. Tube rolling with the bottlehead crack general dacampdap. Largest selection, best prices, free shipping available at. This new production tung sol 12ax7 made in russia is the answer. Jun 21, 2005 about a year ago i put a set of the reissue tung sol 6550s into my trace elliot v6 bass head. Upgrading the bottlehead crack headphone amplifier. Tube problems that arent tube problems jim mcshane. Tungsol 5751 reissue is a long plate design thats full bodied yet articulate. There is the old version with black plates and newer version with gray plates. I have a bottlehead crack with speedball output transformerless otl headphone amplifier in excellent condition for sale. Find roofing wholesale inc in columbus, oh 432289668 on yellowbook.
The 6080s i tried had less bass and just dont sound as good. The tung sol 12ax7 is one of the best usa made 12ax7 ever produced, it has an extremely dynamic response, very musical with superb tone and balanced soundstage, better sounding overall than rca. Compared to the bottlehead crack, the otl crack is the faster amp of the two, it it clearer sounding and focuses more on the treble. Tungsol 5998 also grabbed voltage of oa and ob on low board, and. Found in valvemark, ampeg, strombergcarlson, portaflex b15s, b18n, b25. I know theres a heap of stuff out there and ive read lots on it but just looking for a little more direction. The bottlehead crack is a superb introduction into the world of diy audio. Xonar essence stx schiit bifrost bottlehead crack ts 7236rca 5963 hd800s. Tungsol lamp works light bulb replacements replacements. Last night i had an email from bottlehead announcing a sale on the speedball upgrade. It really improved with a tung sol 5998 power tube, and. A beautifully assembled bottlehead crack otl headphone amp. The crackatwoa is an upgraded model of bottlehead s popular diy crack otl headphone amplifier with a larger power transformer, shuntregulated power supply, multiple inputs, and optional addition of a bottlehead s twoquiet stepped attenuator. Im told this amp would be similarly capable with the proper upgradestube combo, but i dont have the time to get into it right now.
The base crack was always been a bit too soft, polite, and sweet for me when ive auditioned in the past, while the darkvoice gave a more forward sound with much better impact, speed, and attack overall. 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. Follow the links on the left to find the tubes, valves, sockets, grid caps, and capacitors for your antique radio, ham radio, hifi stereo, or other electronic piece. I am really looking for a tung sol 5998 but i would also be interested in checking out a new input tube to replace my 12au7. Bottlehead s basic headphone amplifier kit, the crack, is probably the most well known, and best regarded, kitbaseddiy headphone amplifier there is. Hand built, one of a kind, bottlehead crack with speedball option. Bottlehead crack headphone amp with speedball upgrade tung. If youre looking for a smidge more relaxed top end, give the mullard reissue a. Gorgeous mids, beautiful dynamics, and a nice 3d soundstage.
This tube has the lowest output impedance that can be rolled into the crack atwoa, transconductance is at 20,000 6080 is at 7,000 and 5998 is at 14,000. 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. Wtbusail tung sol 5998 and any other tubes for bottlehead crack. A 12au7 input tube serving as a voltage amplifier, directly coupled to a 6080 power tube as a cathode follower output. No other amp that ive tried for them in 14 years has made them sound as good. New sensor purchased the the tung sol name and trademark, and have begun making new production tubes, using the tung sol brand. I did in the crack but just wanted to double check for use with its big.
Bottlehead crack wspeedball headphone amplifier for sale. Flashing direction indicators on xks jaguar xk 140 fhc part. I was under the impression that us delivered 120s all had the tungsol 241d flasher units installed. Sep 29, 20 there were very few relays used in that year and the only one i know of was the horn relay. Has a few visible dings in the casing but can be fixed easily or. Apr 11, 2015 ordered a bottlehead crack headphone amp last night. Ordered a bottlehead crack headphone amp last night.
A great little tube headphone amplifier at a pricepoint nearly anyone can afford that sounds very good for the money, its really hard to go wrong here. Tung sol tubes reflect the finest russian vacuum tube technology. The tube appears brand new, came in original box has tung sol logo and date code on the base, but. Chatham 5998 tube, nos, identical to tung sol audio asylum.
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 western electric 421a is one of the best ever, large dual triode tubes intended for preamp use. What does the tungsol relay switch 697 relay on a chevy. Nos nib vacuum tube guaranteed to test good 8236 tung sol. It is an alltube outputtransformerless otl design, intended to. Im a big fan of tube rolling, and i have several different varients with and without adapters. Includes tube upgrades tung sol output tube and genalex driver tube. It wasnt until the launch of the 140 that the fl3 lucas unit was supplied. All in all i had waited two months to listen to the music since i had received a 5keys box of crack in february filled with over 100 parts. In terms of tubes, the best output tubes i have are the western electric 421a, the tung sol 7802. Tight bass and crisp clear treble and the mids are musical and even better than the 6080.
The military tung sol with castiron plates are also very nice. Tubes shown in the picture are tung sol 6080 wb graphite column and sylvannia 12bh7. If you need a specific brand ask before buying so i can confirm it is available. I heard 6h5c is the military version of 6hc, so they should have the same parameters except. Lowest noise and microphony with the tightest triode balance we have. I just sold my hd600dt990 for an hd700 but havent opened and used it yet im home for winter break. Im looking for a tung sol 5998 to put in my newly upgraded speedball crack. So i want to try out some 6h5c, but not sure if they would work in my crack. Jun 10, 2012 did you know that there are two versions of tungsol 12au7 black glass i didnt. Im going to guess that the crack is bottleheads all time most popular kit. Tube rolling with the bottlehead crack, any advice or. Im told this amp would be similarly capable with the proper upgradestube combo, but. Bottlehead crack tung sol 5998 12au7 about amplifier appreciation april audio black bookmark bottlehead bravo check converting crack ecc82 entry. Review by headfonia the headphone enthusiasts website.
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