Im going to guess that the crack is bottleheads all time most popular kit. I could optimize the crack for them by increasing the output capacitance. 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. The boxes the tubes came in, had very nice designs on them. We ordered a couple of cracks right before the price increase was announced more on that later so that probably. Tubespre, power, rectifier share your list of tubes the.
Tung sol nos vacuum tubes for sale tubes unlimited. Found a used bottlehead crack tube amp to go with my sennheiser hd6xx headphones. Damn, i did not know my hd650s could produce bass like this. Looking for one of these to replace the tube on my bottlehead crack. Upgrading the bottlehead crack headphone amplifier. Tung sol 5998 output tube nos mullard cv4003 input tube. Some tubes labeled 2399 may also be exactly the same no complete consensus on this. This part is just the preparation of the chassis before soldering the part on the terminals,tube sockets and power transformer. The 421a is nothing more than a tungsol 5998 with wes name on it bottlehead crack luke h tags. This listing is for a preowned chatham tung sol 5998 power tube. Pb has now popped his cherry writing copy for bottlehead products. Ive been exploring different output tubes for the crack over the last few. It very well could have the largest soundstage and be the most detailed out of the bunch.
Out of experience i can confirm that using more powerful power tubes like the famous and nowadays expensive tungsol 5998 do up the output power jack woo from woo audio stated his wa2 gets 10% more power when using these tubes. Although lower impedance, 62ohm, my crack is optimized for 600 ohms they sound good with the crack. There is a thread discussing the crack otl headphone amplifier already which. If you do not see the amp set you are looking for, please let us know.
The tubes are cheap and widely available, so the choices are just superb. Using a a mullard 12au7 as driver on a bottlehead crack, senn 600, fiio x5 as source. Tung sol in the year 2007 will be turning 100 years old, and one of the oldest manufacturers of lamps, and electron tubes, the world over. It offers tremendous performance and value for music lovers on a budget. I just sold my hd600dt990 for an hd700 but havent opened and used it yet im home for winter break. Here are the tubes im using for my bottlehead crack. I have little bit over two years old bottlehead paramount monoblocks built by me. I built several kits and my own projects before i built those amps. Telefunken 12ax7 with diamond bottom smooth or ribbed. I rolled in the tung sol 5998 and mullard ecc82 57 blackburn square getter. Tung sol and ge to name two brands, and these are rare and collectable today. We got over 200 pieces so we can provide excellent matching.
Electronically quiet but, as is typical of the chathams, physically microphonic, which, in my experience, did not affect performance when playing music. Ordered a bottlehead crack headphone amp last night. Ablaze stainless steel vacuum degassing chamber and 3 cfm. Nice little piece as long as you dont touch it while playing music. Amplifiers such as the bottlehead crack amp, including 6080, 6as7, 5998, and 421a.
Large bottle type for the look and sound of 6l6 tubes used during the golden age of hifi in the 1940s and early 1950s. The parts quality is very good, the documentation is truly excellent, the bottlehead forums provide fantastic peertopeer assistance, and construction is very easy. The holy grail is the tungsol 5998, but more highly regarded for lower impedance cans. Tung sol 7802 western electric 421a tung sol 421a tung sol 5998 mullard cv2984 tung sol 6080 everything else i have tung. However, not all 5998 s are created equal i have owned five and have heard variances in their sound quality.
Im quite happy with my rft ecc82 and svetlana winged c 6hc in my bottlehead crack. These have been lightly used but passed our rigorous test at nos levels. Bottlehead crack with speedball upgrade, custom mods, tung sol 5998 and siemens 5814a vacuum tubes, bottlehead badge and power cord 120v for sale is my used fully loaded crack with speedball in this amp you will get. Chatham 5998 tube, nos, identical to tung sol audio. Tung sols are less prone to gassy issues than are the original bendix version. Wa3 is a compactsize, alltube design headphone amplifier with impeccable build quality. Never pull an octal tube out of the socket by the glass, as this will often break the adhesive bond. In fact, chances are your old fisher or scott stereo receiver needs four new 7591a tubes to revive it to its former glorious sound. Ablaze vacuum chamber pump kit series provides a safe, reliable means for transporting contamination. Tubespre, power, rectifier share your list of tubes. The crack is under large demand and they are basically packaged and shipped to order which means you can wait up to nearly 8 weeks in my experience before you get your hands on your kit. But it is also one of the brightest and most dynamic, i would say just bright of neutral, gives the upper midrange some more bite and it is a more midrange forward tube compared to the 5998. Crack tung sol 5998 mullard cv 4003 thorens td 160 super vinyl nirvana. Perfect for bottlehead crack, darkvoice 336se, or other otl amplifiers.
Xonar essence stx schiit bifrost bottlehead crack ts 7236rca 5963 hd800s. For all of the tube heads out there, this is the place to share your list of tubes and what you think about them. This new tungsol 7591 vacuum tube might not sound familiar to todays audiophile, but if youre a vintage audio buff youll know them well. The tung sol 7802 is a very interesting albeit quite rare tube. One of the best power tubes available for woo audio wa2, wa3, and wa22 amplifiers. Not as warm sounding as the 5998 but is very sweet sounding with female vocals. Use the contact form to get in touch and well get right back with a price on the poa item. They look awfully similar but man does this tungsol sound so much better. Hello, i have a crack w speedball, currently use a tung sol 5998 and gold lion 12au7 i still own the stock crack tubes. I would love to get a tung sol 5998 but they are so exprensive and rare here in germany. Valvo ecc8212au7 long plates 45degree ogetter tube. Bendix also purchased the vast majority of its 2nd generation 6900 stock from tung sol. 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.
The bottlehead crack otl headphone amplifier bottlehead has been known to me many years before i purchased my first kit from them. Tung sol chatham 6as7g tubes 1962 brand new in box for. The bendix is a killer power tube, and i have tried several of the top tier power tubes, including the tung sol 5998, and the bendix 6080wb is king. It is a high impedance device probably used at as an if amplifier with a tuned anode circuit at a frequency of 10. My next roll, is the famous driver tube, the amperex 7316 long plate, which should arrive tomorrow and we will see if it can dethrone the sylvania 5814a triple mica. Doc and queen have been in the business of selling tubebased kits for quite some time and have earned an excellent reputation for. Looking for one of these tubes for my bottlehead crack. Further deals if you want to add a pair of nos 1952 rca 6as7g. Telefunken 12ax7 smooth or ribbed plate tubes made in germany. In my opinion, the tall coke bottle shape of the 5998 is more interesting looking and distinctive than the shorter round shaped 6080.
It needed a vintage 6sl7 radio tube, amazon found me one bran new. I have owned the tung sol 7236, 5998, 6as7g, western electric 421a, a tung sol 421a you read that right, various 6080s. I was going to work my way through my stash from medium grade tubes, then onto my top tier tubes, but made a last minute descision, and said what the heck, lets see what this amp can really do. 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. Uprated to 6l6gc specs for improved performance and reliability. Its time to place all the parts on the freshly painted chassis and prepare for the final assembly of the amplifier. No doubt the 421a is the best power tube i have heard on the crack. Tung sol type 5998 vacuum tube 1967 dated 421a replacement. Im listening to tori amos unrepentant geraldines right now on the rft valve yes, i couldnt resist having swapped out my rca clear top. Bottlehead official thread headphonedacdapamp brands. Home classifieds accessories vacuum tubes tung sol 5998.
If you are looking for an otl tube amp that pairs excellently with headphones like the hd600 or 650, allows you to tube roll without breaking the bank, and conceivably could go headtohead with otls that cost 3x as much im looking at you, wa2, then imo the crack is a great choice. Well, the biggest advantage of crack is its use of 5998. The amplifier does run fairly hot and the whole casing serves as a heat sink. The crack has gone up in price a little bit since its. Bottlehead are veteran makers of a wide variety of extremely well regarded. I had a rebranded tung sol 5998 waiting for it, which i got while the amp was being repaired. The tungsol 5998 was used in a bottlehead crack headphone amp. All test like very strong like new and available for matched pairs, quads, etc. Ordered a bottlehead crack headphone amp last night, discussion in audio hardware started by timind, apr 11. This is the second part of the bottlehead crack build. The bottlehead crack is a superb introduction into the world of diy audio.
The 421a is nothing more than a tung sol 5998 with wes name on it bottlehead crack luke h tags. Ive been a member of the bottlehead forums for a while as i had a quickie preamp for a while. The bottlehead crack otl headphone amplifier diy audio. We design and manufacture our tubes, engineered for demanding high fidelity, reliability and overall warmth. Hifiman he with bottlehead crack otl audiobot 9000. My crack is almost complete, still cant find a matching volume knob. Im about to purchase a valvo 12au7 for my bottlehead crack. Works perfectly, with around 80 hours of usageposted on july 25th, 2018. Tung sol was a very good company, and they had a very good workforce. Tube rolling with the bottlehead crack, any advice or. Vacuum tube bendix 6900 audionote nos nib tung sol pair. Below is my list of pre tubes, as i currently only have hybrid tube amps, the schiit mjolnir 2 and the monolith liquid platinum.