6550 Tube Data

The stem is a 1" sq. You can beat the crap out of it and it will still go! Interesting notes: I have heard that ECC803S tubes (12AX7's on Steroids) are great for guitar amps because they have a spiral filament for reduced. TUBE AMP KITS, FACEPLATES, CHASSIS ON SALE! IN STOCK NOW, MADE IN USA!!! NEW ARRIVALS ON NOS TUBES & CAPS! NOS TUBES NEW ARRIVALS! NEW!!! TRIODE USA BLOG! - Customer Builds & More NEW CUSTOMER BUILDS PAGE!!! NEW CUSTOMER BUILDS PAGE 2!!! Bargain Bin - NEW ITEMS! Electron Tubes, Tube Amplifier Parts, and DIY Tube Amp Kits. The drive requirements for 6550, etc are different but well with the capabilities of the driver tube (eg I've built Mk3 Dyna mod using single 12AU7 as driver, there's other examples out there). Eachof these manuals maybe purchased on a per-issue basis from the Parts Department, Don't allow your tester to become obsolete dueto outdated information. Triple getter, carbonized screen, and gold plated grid. I give no garantee on measurements or different values measured on other tube testers or analysers. This VHT Tube Tester 2 includes two standard 8-pin octal-base adapters with dual banana plugs. Find the real owner of a property with researched phone numbers, see detailed property information, check property characteristics, foreclosures, property sales history, title documents, tax data, and more. enable exceedingly high data acquisition rates of up to 50 spectra/second for ultra-fast UHPLC separations with the Agilent 1290 Infinity II LC and for maximum sampling during data-dependent MS/MS experiments. KR Audio VA880 Integrated Tube Amplifier Review, KT 88 Integrated Tube Amplifier 6L6, 6550 or KT88 tubes. Only a few of the most popular tubes are shown. Tube 47 or Röhre 47 ID2676, Vacuum Pentode, UY-Base, 5 Pins (USA, April 1927) and Power/Output shown. It's maximum output power is 100 Watt for a pair. ) will change optimum plate load impedance. We want you to have fun. Edited/formatted by Ken Gilbert — Q: Briefly explain vacuum tube functional elements. Computer matched valves and curve traced for platinum matching. Shop in 6L6-KT66-EL34-6CA7-6550-KT88- from AYUMI STUDIO. I want some backup tubes for my Sunn Solarus which came with original USA Tung Sols. ULTrA - LineAr COnneCTiOn - 40% TAps pLATe ChArACTerisTiCs A. 001), and buy it online on the official OMEGA® Website! Take advantage of the full, certified OMEGA® experience for your online purchase and enjoy the performances and authentic style of this timepiece. As more tubes become available we will add them to the list. This VHT Tube Tester 2 includes two standard 8-pin octal-base adapters with dual banana plugs. The British KT-88's could be up to $1,000. The KT88 is one of the few classic audio output valves. All tubes are tested on a Amplitrex AT-1000, Dan Nelson calibrated TV-7D/U, or Maxi Matcher. The 6550 was designed by Tung-Sol, New Jersey U. Classic tone is sustained at a prolonged, high output. I read that there are ones that will fit but are not made for it due to various differences. COLOR MONITOR. All orders for TAD power tubes in quads (4) or pairs (2) will come factory matched. As for pentodes, they are still made today for guitar and high-fidelity amplifiers such as the power-output tubes 6L6, 6550 , and EL34. Learn how your comment data is processed. An added benefit to having NOS GE 6550A is that these can handle much higher plate voltages and will last much longer in both Hi-Fi and musical instrument amps than most 6550 made today. The Extra Large EuroDamper measures. I heard talk of an even more massive KT150 being in the works, and it seems that the power game is alive and well in tube audio. 1 Make sure your amp can handle the higher heater current that the KT120s draw. Among my first equipment reviews for this website was an evaluation of the Bruce Moore Dual 70 tubed power amp. When I think about KT88/6550 two main tubes come to mind - Genalex KT88 the original and reissue - but the original is becoming crazy expensive and hard to find. (Posted on 10/24/13) Antique Sound Labs mono blocks Review by Phillip Doug, just want to tell you how much I enjoy your Penta kt88sc tubes. I obtained the 6J5s from AES and they are the Raytheon brand, a beautiful tube with one triode section standing alone in the center of the glass envelope. If you want the best tone for your amp these are the tubes to get. TEST DATA FOR ELECTRON TUBE TEST SETS TV-7/U, TV-7A/U, TV-7B/U AND TV-7D/U - 31 May 1962. These use 2-6550's, 2-5AW4's ( you can use 5U4's ), 3-12AU7's and 2-6CL6. Comparing Eight Tubes For Low Power Amplifiers Article Submitted By Mike Zivkovic Of Teresonic. The Jackson 648 is seen very regularly on eBay, and few people (including myself) understand the slight differences between the 648, the 648A, the 648-1, the 648R and the 648S. 76) Posted by OldRadios on 2002-01-07, 14:41:49 (192. The xenon output spectrum matches daylight closely and guarantees excellent results. These tubes will add true vintage tone to your amp, as they destroy any tubes that are manufactured today. We provide tubes in any size sets at no extra charge. These Rare American Classics were produced in two different versions under the same model number. The Agilent 6550 iFunnel Q-TOF LC/MS delivers the lowest limits of detection over the widest in-spectral dynamic range in a benchtop. 17 thoughts on “ Home ” Manuel Chavez December 27, 2016 at 2:20 am. ULTrA - LineAr COnneCTiOn - 40% TAps pLATe ChArACTerisTiCs A. You can beat the crap out of it and it will still go! Interesting notes: I have heard that ECC803S tubes (12AX7's on Steroids) are great for guitar amps because they have a spiral filament for reduced. Ideal for use in classic Marshall, Fender and Ampeg tube circuits, the 6550-TK offers outstanding performance and stability. Consult official literature from the manufacturer before attempting any service or repair. For those who like to roll tubes, a switch be used to readily allow adjusting the bias current. Should I worry?" A: No. We specialize in new-old-stock tubes and offer high quality tubes, sockets, capacitors, and other parts. UPDATE 12/29/08 - I can't see any significant differences in. Radio tubes are valves. When a government requirement for CV4017 tube specification came in a Request For Proposal (RFP) to the 4 major USA tube factories they all worked together to source from one another to fill the orders. I've been trying to find come recommendations to upgrade a tube amp I just bought that has a stock 6N1. These tubes are awesome. T8 Tube‐Series 12 Watt ‐ Technical Data Sheet 4_ft High Lumen Led T8 Tube Product Specifications: Light source: SMD2835/LED Housing: 6063 pin‐striped aluminum backing. Documentation, Manuals, and Schematics Free Hickok Downloads Older Tube Test Data - Hickok Reprint of older tube data from roll chart dated Oct. pdf (902849 bytes) 6550A General Electric P 6550A. Comparing Eight Tubes For Low Power Amplifiers Article Submitted By Mike Zivkovic Of Teresonic. How you operate the tubes (push-pull, push-pull parallel, ultra-linear, class, B+, bias, operating points, etc. This single-Ended (SE) 6550 design is based on a minimonitor constructed by Lars Ohlsson of ElektroAkustik & Music. Isn't it like 35? And how many watts is a quad? That's kewl, i've been planying my EL-34 JMP for a couple weeks, and i threw in Tung-sol RI's in V-2 of both my JMP's it seemed to tame down some of the briteness that all NOS Mullard & Amperex provide. Shop Da Vinci Artists' Permanent Watercolor - Thioindigo Violet, 15 ml tube at Blick. ZKX6550A uses reliable high quality X-ray generator. We have pre-amp, power and rectifier vacuum tubes among other types in New Old Stock from the golden era of American & European manufacturing as well as current production tubes from today. But it comes down to features, functionality, accuracy, repeatability and price! All tube testers are test equipment and will require maintenance and calibration from time to time. Octal, IO) K8A, USA 1935 and Power/Output shown. 6550 RCA;. To prevent damage to equipment, it would be wise to double check with a good tube manual before actually doing a substitution. 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. It was the standard output tube in the classic Quad II (1952, a version of which is still being manufactured today) and in the LEAK Type 15 (1945) and TL/12 (1948), both among the earliest British hi-fi amplifiers. All current production St. Notes: The above examples of possible combinations are to help you narrow down the choices of transformers for your favorite tube types. Find their customers, contact information, and details on 29 shipments. From page 2 of the data sheet of the GE6550A, it lists the triode connection max plate voltage of 500V and does not list the screen voltage. tone, reliability, or performance from the Sovtek 6550WE, which is essentially the same tube in a straight-sided bottle. The Electro-Harmonix 6550 EH Power Vacuum Tube is the perfect match for the Tung-Sol original. Gitarren- & Bass-Zubehörüber-New Current Matched Quad 4x Mullard Reissue KT88 / 6550 Vacuum Tubes Plate qndalf4674-genieße 50% Rabatt - www. Shapes Standard shapes, can be produced on existing tooling: typically round, square, hexagonal. The tester works for all popular octal-base output tubes (6V6, 6L6, EL34, KT66, KT77, KT88, 6550, and more). Introduction. TUBE CROSS REFERENCE BASICS. Shuguang Vacuum Tube 300B Series Triode: 300B-98 (300B) DESCRIPTION 300B-98 is compatible with 300B Vacuum tube 300B-98 is new and improved version of 300B. Hello Hickok Owners! I'm testing a batch of 6550 Winged C's. pdf (82848 bytes) 8/03QM Ferranti CRT 8-03AM. EB5AGV's TV-7 Supplement Data Keep them glowing! This is a collection of tube settings for the TV-7 testers family, along with some changes to the TV-7 Technical Manuals. T12 (11/2in) argon filled white tube data is shown in brackets ([ ]) ()Table 2). Re-Mastered reprint, comb bound includes my 1 page bonus data for 1920's tubes including the WD-11, 201A and others 25 pages 8. BEAM PENTODE 270 310 350 390 430 470 510 Ug2(V) Ua(V) Ua(V) 0 100 200 300 0 0 100 200. This is only a small list; the chart is quite comprehensive. Neumann U47, U48 and U67 microphones were originally used by the Beatles' for their 1960's concerts and recording sessions. 6424 Roll with 100 m silicone hose Article No. The SED tubes in general I find a kind of lesser GE's. In addition, when changing to a higher output rectifier in a "self biasing" (aka "cathode biased" amp, eg, Champ and others) never assume that the power tube(s) is/are safe. We are the premier online vacuum tube supplier for Audio, Hifi, and Guitar Amps and have a huge selection of audio vacuum tube types for almost every application! Some of the Rarest NOS audio vacuum tube types you will see online for every possible tube requirement! Highest Quality- We specialize in Rare, High Quality, NOS audio vacuum tube types!. Two tubes can be brand new in the original box, with one testing at, as an example, 6500 micro ohms, the next one at 8600 micro ohms. 4 mm Working to develop FR grade (LNI). Hello, I am looking for tube data settings for a 6550 tube. Low Voltage Vacuum Tube Pre-Amplifier for Guitar From User Needs to a Commercialized Product Eric Nolan Sporer Department of Product and Production Development Chalmers University of Technology SUMMARY The vacuum tube was the first electrical signal amplification device. All same date code. T8 Tube‐Series 12 Watt ‐ Technical Data Sheet 4_ft High Lumen Led T8 Tube Product Specifications: Light source: SMD2835/LED Housing: 6063 pin‐striped aluminum backing. 6550 150W G6. Radio tubes are valves. Higher crystallinity will cause higher stiffness and a more opaque color of the tubes. JJ EL34 Power Tube $ 30. 7025 * * * * The 7025 has a higher gain than a 12AX7 tube. 00 per tube. (Posted on 10/24/13) Antique Sound Labs mono blocks Review by Phillip Doug, just want to tell you how much I enjoy your Penta kt88sc tubes. Sovtek also has sold two versions of the 6550 made in the Reflektor factory under the 6550C name. This had been the best sounding new production 6550 until the release of the JJ 6550. 141 radians) from a straight flow. pdf (87270 bytes) 8/52HM Ferranti CRR 8-52HM. (single tube) DC plate voltage 400 V. 7027/7027A - this is a high power tube similar to a 6550. Typical lumen outputs Table 2 Wattage 1000 hr output 2000 hr output [75] 6550. Best Gold Metal Detectors From Gold Master company Exclusive Agent In The Middle East. The 659 6550 is a high quality xenon lamp. The 6550 valve allows for amplifier designs up to 100W (peak) using just a pair of valves. GE 6550 Power Vacuum Tubes pair set free US Shipping sound great USA made. RCA was likely the developer, since it had assigned a development number of "A4273B". ULTRA-RARE FISHER 55A TUBE POWER AMP PAIR - 6550 VERSION. Tung Sol 6550 reissue: warm sounding, nice highs, not too expensive JJ KT88: good sounding, reliable. A pair of these tubes in push-pull configuration can deliver power levels of 150 watts or more. In case you get another customer with one I thought I would pass on the results of my bias tweaking with the smooth plate Tung Sol 6550's. A feature of a beam power tube is its low screen-grid current. It is one of the lowest-distortion tubes ever made, and is a close duplicate of the original Western ElectricTM 300B. Blue Glow In Tubes FAQ This document is intended to address the frequently asked questions reguarding the blue glow frequently seen in power electron tubes or valves. The first electronic amplification of sound was done with Vacuum Tubes. Ideal for use in classic Marshall, Fender and Ampeg tube circuits, the 6550-TK offers outstanding performance and stability. ) will change optimum plate load impedance. The xenon output spectrum matches daylight closely and guarantees excellent results. Matched pair and quad are available. Made with a strong and compact glass-button-stem construction, the Tung-Sol 6550: Power tubes have a micanol wafer and metal shell base for fuller electrical insulation and increased mechanical strength. never had a problem with JJ power tubes but don't like the preamp tubes at the moment i'm running one 400PS with the NOS 6550A and the other with JJ KT88. Buy from the experts and avoid hassle! _____ New Plate Current Matched Quad (4) Mullard Reissue KT88 / 6550 Vacuum Tubes. 6267=EF86 Telefunken West Germany (very clear, accurate, detailed, long life EF86 with very low noise) The Neumann U67 Tube Microphone and VOX AC15 Amp is just one application for these tubes. No one can tell you what differences you may perceive. Only a few of the most popular tubes are shown. Arizona Tube Supply. 1 should give an idea of just how far off the map we are venturing! Therefore, I decided to measure the anode characteristics of four popular valve types at anode voltages up to 10V (because my oscilloscope conveniently. 6L6 is the designator for a vacuum tube introduced by Radio Corporation of America in July 1936. TV-7 Supplement Data This is a collection of tube settings for the TV-7 testers family, along with some changes to the TV-7 Technical Manuals. This includes such classics as 6L6, 6V6, 6550, 6CA7, 12AX7, 12AU7, 6SN7, 6SL7, 12BH7, 12AY7, etc. Buy Vintage Valves & Vacuum Tubes and get the best deals at the lowest prices on eBay! 8pin bakelite tube socket valve base triode rectifier forKT88 EL34 6550. Both the KT66's and KT88's use the large diameter bases so if you have an amp that uses the "bear trap" style tube retainers that pinch the base of the tubes then these will either need to be flattened out, removed or replaced with the "spring and cap" style tube retainers. 27: How to Test 6550 Tube on Hickok 6000 (6. Two tubes can be brand new in the original box, with one testing at, as an example, 6500 micro ohms, the next one at 8600 micro ohms. I have one reference that lists the following direct substitutes for 6550's: 6L6, 1614*, 1622*, 5881, 5932. The key point here is the maximum plate dissipation of the 6L6GB valve. One of the two 8417's was replaced by the previous owner with a 6L6 and I want to drop in a pair of 6550's instead. Increasing the cathode bias resistor is often necessary. This would normally require four EL34s. ) The 6L6, 7581A, 6V6, 6550, EL34, 5881, KT66, KT88, KT90, KT100, etc. The 5881 Valve/Tube. Equal Tube Elbow Air Fitting Series S6550 Allow fast connection and disconnection of plastic tube; it can be repeated several times and can be performed using one hand and without tools. For tips on planning your strategy, see Plan your permissions strategy. Documentation, Manuals, and Schematics Free Hickok Downloads Older Tube Test Data - Hickok Reprint of older tube data from roll chart dated Oct. It can also be used to replace 12AX7 tubes in position 1 to reduce gain. There is no feed back applied. An inexpensive, easy to build diy valve/tube tester For quite some time I have been looking at developing a design for a diy valve/tube tester that is easy to build and uses readily available, low cost parts. 375 tall with a 1. Can the tester do the line of tubes you plan on testing, tube sockets, operating voltages, test data available. Here again people. I can't seem to find anything in the tube data sheets. Right now, many pages are still the old. Adapters accept all popular octal-base output tube types (6V6, 6L6, EL34, KT66, KT77, KT88, 6550, etc. With the superb image algorithm, ZKX6550V could offer clear scanning image, which allows operators to identify potential threat items visually. I am not saying that you should not purchase a Hickok like a 750 or 580 at the right price and condition, however in the absence of other c. For those who like to roll tubes, a switch be used to readily allow adjusting the bias current. Free shipping. You pay with your time and your energy. I have sucessfully used KT88,KT90's and 6550 is Quicksilver mono block amplifiers with only a slight bias circuit tweek. I fixed up a bass guitar amp that put out over 80 watts from a pair of EL34 tubes !! It achieved this with a voltage doubled power supply mof 700+ volts. Tube America at 6550 BINGLE RD HOUSTON TX 77092 UNITED STATES. We are the premier online vacuum tube supplier for Audio, Hifi, and Guitar Amps and have a huge selection of audio vacuum tube types for almost every application! Some of the Rarest NOS audio vacuum tube types you will see online for every possible tube requirement! Highest Quality- We specialize in Rare, High Quality, NOS audio vacuum tube types!. Tube Radio Schematics Heaven. Please understand that we are talking about biasing power tubes (6L6, 7027, 6CA7/EL-34, 6V6 6550, KT-88, etc. A 6550 is a 35w tube so that would be 21-24. 8x Tripod Kit For Dji Osmo Pocket Adapter+films+data Cablemicro, Type-c, 8pin Smoothtalker Usb To - $30. 300B is very diffcult to get 10W rms. TV-7 Supplement Data This is a collection of tube settings for the TV-7 testers family, along with some changes to the TV-7 Technical Manuals. I would think it should be capable of testing a 6550 considering that it is not an obscure exotic tube. 6553 Roll with 100 m PVC hose Article No. A stock 6BQ5/EL84 may work if the power and voltage conditions in the amp are not right out at the limits of the tube design. Also, many vacuum tubes have multiple sections, such as the twin triode (e. Know Your Amp: Different Kinds of Tubes 6550. Please visit my Tube Amplifier Forum Here's the place you can go to ask tube amplifier questions. DIY KT88 + 6SN7 push-pull Amp / Part 1. ULTRA-RARE FISHER 55A TUBE POWER AMP PAIR - 6550 VERSION. Strange results with new 6550 tubes 01-13-2018, 01:17 PM. Download Product Data Download SDS Pipe Insulating Cork Tape. Both the KT66's and KT88's use the large diameter bases so if you have an amp that uses the "bear trap" style tube retainers that pinch the base of the tubes then these will either need to be flattened out, removed or replaced with the "spring and cap" style tube retainers. It didn't take long for tube amp designers to notice and quickly hifi tube audio amps from Heath, Dynaco, McIntosh, Fisher, Scott, and others could be found in living rooms all over America. ) will change optimum plate load impedance. Opinions on current production 6550 tubes I play mostly doom metal so I like thick and slightly crunchy gain for my base tone and use fuzz and drive for high gain sounds. If I'm not mistaken, I read that the D201A's had the 6DG6 tube final and the D201's had the 6l6 tube. The SED tubes in general I find a kind of lesser GE's. UL and Triode mode are better than EL156 SE. Putting it into lay person's language, think of the 6L6GB valve as a 23-watt tube. Edited/formatted by Ken Gilbert — Q: Briefly explain vacuum tube functional elements. Increasing the cathode bias resistor is often necessary. Those specs are built into the tube and will remain constant as the tube ages. My test results refer to tube data sheets provided by the original tube producers. To see MatWeb's complete data sheet for this material (including material property data, metal compositions, material suppliers, etc), please click the button below. The biasing target should be approx 60% to a max 70% of max plate dissipation of the tube. The only power tubes we do not recommend the large EuroDamper rings for are the sovtek and chinese 6V6's, EL34's and small bottle rectifier tubes where the tube itself is 1/8" smaller than the octal tube base is. But I Like Sound of KT88/6550 Single Ended Amplifier. With an anode to anode load of 4,000 Ohms and 550 Volts on the anode a pair run in ultra linear AB1 will deliver 100 Watts at 3. Mechanical Data:. Hot Rox stock all vlaves for every amp manufacturer including NOS valves, correct bias tested valves for Mesa Boogie amps 12AX7, ECC83, ECC82, EL34, 6L6, KT88. Free shipping. There are hundreds of pages of Tube amp information on my library page. In the high end audio world, there seems to be no ceiling - in terms of innovation, technology or even price! Psvane has been pumping out high end tubes since their inception back in 2010, and this year, 2018, they have launched ACME Supreme series with the intention to 'top the tube world, be it NOS or new production'!. How you operate the tubes (ultra-linear, bias, plate voltage, operating points, etc. 34) Hi, I have a 6550 tube that I would like to test, but do not find it list on my roll charts of my Hickok 6000 or Hickok 6000A tube testers. Find many great new & used options and get the best deals for Factory Matched Sextet Svetlana KT88SV 6550 KT88 - For Tube Amplifiers at the best online prices at eBay!. It didn't take long for tube amp designers to notice and quickly hifi tube audio amps from Heath, Dynaco, McIntosh, Fisher, Scott, and others could be found in living rooms all over America. Tube 6550 or Röhre 6550 ID6062, Beam Power Tube, Octal (Int. aluminum tube with ½" NPT Nipple. In these calculations, 5% of the cathode current is assumed to be screen current. Pursuant to the schematic, the JSX comes with EL34 tubes. Precision 910, 912, 914, 915, 920, 922 & 954 tube tester data Obsolete & supplemental tube set-up data. Takatsuki Ta-300b Triode Vacuum Tubes Pair New-in-box 1 Yr Warranty 36 Off. Get a quote and buy 6550-01-566-1484 and other NSN parts. The 811A vacuum tube it is a power triode capable to output 10 - 15 Watts in a single ended class A2 configuration, in a three stages circuit using interstage transformer in the driving stage. ZKX6550A uses reliable high quality X-ray generator. Power transformer Hiwatt DR201 - 200W ( push pull 4 x KT88, 6550 )Tube Amplifier. 5687 SYLVANIA - Gold Brand. T8 Tube‐Series 12 Watt ‐ Technical Data Sheet 4_ft High Lumen Led T8 Tube Product Specifications: Light source: SMD2835/LED Housing: 6063 pin‐striped aluminum backing. I have tried several different sets in the VAC, but the Pentas are not only the best sounding, they are rock solid once biased - very little drift over time. For tips on planning your strategy, see Plan your permissions strategy. Current Production 12AX7 Tubes the data sheet on this tube is a flat duplicate of a 12AT7 data sheet from all tube makers from the past. (Posted on 10/24/13) Antique Sound Labs mono blocks Review by Phillip Doug, just want to tell you how much I enjoy your Penta kt88sc tubes. 5 watts per tube. TUBE CROSS REFERENCE BASICS. Thanks for any help. Re-Mastered reprint, comb bound includes my 1 page bonus data for 1920's tubes including the WD-11, 201A and others 25 pages 8. ULTRA-RARE FISHER 55A TUBE POWER AMP PAIR - 6550 VERSION. Light use, white box. Mechanical Data:. triode electronics 431a is 4K2 - designed for UL w/ 6550/KT88 will work in pentode mode - tune Ibias to keep each tubes idle @ 70% of max Pdiss. Like all JJ tubes, it has a rugged construction that doesn't compromise the sound of your amp. Find their customers, contact information, and details on 29 shipments. Only a few of the most popular tubes are shown. Sovtek 6550WE. I would think it should be capable of testing a 6550 considering that it is not an obscure exotic tube. PHYSICAL ISO Test Method Property Value Density, g/cm³ 1183 1. The Electro Harmonix 6550-EH tubes have excellent linearity, power handling capacity and heat dissipation. Please, any contribution will be welcomed!. com (Bidder Service) Mon, 04. 6424 Roll with 100 m silicone hose Article No. I think Eurotubes goes into detail on it. Among my first equipment reviews for this website was an evaluation of the Bruce Moore Dual 70 tubed power amp. In addition to this range, we have thousands of NOS preamp tubes available through our connections. For tips on planning your strategy, see Plan your permissions strategy. We also reject tubes which have high grid leakage (gas), low power output, unreasonable bias or Gm, and other flaws. ” Part of a continuing series looking at the story of technology as told through advertisements. However many fancy gizmos the techs devise to give us "warm, tube-like" guitar sounds, real tonehounds know it's only happening in one place: real tubes! If you want to get it happening for you, though, you've got to understand what's going on with different tube types, and learn the. Dakesue in Japan was the first person to design a 6C33C-B OTL power amplifier circuits in 1977. The drive circuitry of the control grids is not shown - I assume perfect. The problem is that there is so much extraneous data and someone who is not an electrical engineer may have difficulty sorting out what is important and what is not. Back to Tube Data Page. the 42W limit for a 6550 during transients or where a speaker load is slightly too low. Product Information Oct 2019 Ultradur® B 6550 LN Polybutylene Terephthalate (PBT) € € Product Description Ultradur B 6550 LN is a high viscosity PBT extrusion grade. SUBSCRIPTS FOR MULTI-UNIT TUBES: b = Beam Power Unit. preamp tube 6n8p tube amp tube shuguang 6sn7 tube socket tube 6n8p hifi tube 6sn7 Popular 6sn7 vacuum tube Products: amp tube amplifier el34 hifi audio diy socket tube tpa3116 hifi tube kt88 generate wind Big promotion for 6sn7 vacuum tube: radio tube fx hifi hifi mini home theater tpa3116 kit tube generate wind audio preamp Low price for 6sn7. A cross reference is included here:. Warning! Make good note, the site is not for free at all. d = Diode Unit. A lot has happened since we began operation in 1951 and developed the beam-power Pentode tube, but at Penta Laboratories our core mission has remained unchanged: To provide a premium product and do our very best to assure customer satisfaction by delivering an exceptional level of service. 6550 tube has been the output tube of choice in high power audio amplifiers in USA. These are considered to be among the very best power tubes available, owing to expert construction and attention to detail. 500 inside diameter and a 2. It can also be used to replace 12AX7 tubes in position 1 to reduce gain. The biasing target should be approx 60% to a max 70% of max plate dissipation of the tube. I want some backup tubes for my Sunn Solarus which came with original USA Tung Sols. There are several different manufacturers of tubes and they all seem to give different ratings from what the original designers, design the tube to function at. 6550 / kt88 / kt90 KT88's generate a lot power, handling significantly more plate voltage than other power tubes. Find 6550 Output Tubes related suppliers, manufacturers, products and specifications on GlobalSpec - a trusted source of 6550 Output Tubes information. These use 2-6550's, 2-5AW4's ( you can use 5U4's ), 3-12AU7's and 2-6CL6. This includes such classics as 6L6, 6V6, 6550, 6CA7, 12AX7, 12AU7, 6SN7, 6SL7, 12BH7, 12AY7, etc. The idea of the Grand Tube Review came from my long (20yr+) tube rolling history with the 6DJ8/6922/6N23P/E88CC tube type. According to the factory specs, the 6550 in single-ended mode is capable of a fairly good power output. T12 (11/2in) argon filled white tube data is shown in brackets ([ ]) ()Table 2). 2 Supply Voltage. So if a tube was properly made and tested when new, all one needs to assess its current state is a simple emission tester. Vacuum Tubes for the Audiophile and Vintage Electronic Parts for Antique Radio and Ham Radio. The genuine EL34 will not pass the current nor stand the heat. The International Hazard Communication Standard (HCS) mandates that chemical manufacturers must communicate a chemical’s hazard information to chemical handlers by providing a Safety Data Sheet. Brand New Matched Quad 4 Genalex Gold Lion Reissue Kt88 6550 Vacuum Tubes. 7027 tubes are rare and expensive, however, for under $3. In audio amps, JJ 6550 performs similar to JJ KT88, with excellent three dimensional soundstage that JJ KT88 is known for. thousands of Tube Radio Schematics online, for free. Push Pull 6550 DIY audio tube amps. The tube compliment is two 6550 per side and one 12au7 as a driver. Tube data & amp schematics online 4CX250B If you're used to glass power tubes,the idea of getting 600W out of two tubes that are half the size of a 6550 might. Gitarren- & Bass-Zubehörüber-New Current Matched Quad 4x Mullard Reissue KT88 / 6550 Vacuum Tubes Plate qndalf4674-genieße 50% Rabatt - www. Buy Vintage Valves & Vacuum Tubes and get the best deals at the lowest prices on eBay! 8pin bakelite tube socket valve base triode rectifier forKT88 EL34 6550. pdf (606171 bytes) 6551 Sylvania MAG 6551. Tube Schematics with Lundahl transformers: Tube Schematics by Tube Part Number. Click "more info" for pricing, availability, and matching options. Two tubes can be brand new in the original box, with one testing at, as an example, 6500 micro ohms, the next one at 8600 micro ohms. 00: Hickok 539B/C: Tube Test set up manual, obsolete data, dated 1957 contains the 1920's - '40's tube data omitted in the 1974 book. A simple switch can be. pdf (902849 bytes) 6550A General Electric P 6550A. Hello, I am looking for tube data settings for a 6550 tube. We well various parts for Vintage valve tube guitar AMPLIFIER DIY&REPAIR project Wholesale Buy Various Tube Guitar Amp DIY Repair Parts from mafaudio Vintage HIFI DIY My Account FAQ Shopping Cart. Shop in 6L6-KT66-EL34-6CA7-6550-KT88- from AYUMI STUDIO. There are hundreds of pages of Tube amp information on my library page. Tube Testing Equipment Why We Don't Sell Certain Brands Filter by All 300B / 845 / VT4C & Other Triodes 6550 / KT88 / KT120 / KT150 6BQ5 / EL84 / 7189 6L6GC / KT66 / 5881 6V6GT Types EL34 / 6CA7 / KT77 Misc. Tube Interchangability Reference. As for pentodes, they are still made today for guitar and high-fidelity amplifiers such as the power-output tubes 6L6, 6550 , and EL34. 6550 TUNG-SOL. 6550 and KT88 are quite similar, and the data sheet differences to my opinion result mainly from specifying things different. Mechanical Data. Buy these late date Cetron tubes made to the original RCA specifications because Cetron (US company!) bought RCA. Projects, Mods, Transformer diagrams, Photo's, Sound clips. In series designed for measurement of: 12AT7=ECC81, 12AU7=ECC82, 12AX7=ECC83, 6SL7-GT, 6CA7=EL34, KT66, KT88, 6550, 6L6-GC, 5881, 6V6-GT, 6BQ5=EL84 Surface: Aluminium, anodized. Offers great power handling capacity & heat dissipation. Audio-Technica designs and manufactures a wide range of products, including high-performance microphones, headphones, noise-cancelling headphones, wireless microphone systems, mixers and electronic products for home and professional use worldwide. I heard talk of an even more massive KT150 being in the works, and it seems that the power game is alive and well in tube audio. Buy Vintage Valves & Vacuum Tubes and get the best deals at the lowest prices on eBay! 8pin bakelite tube socket valve base triode rectifier forKT88 EL34 6550. ULTrA - LineAr COnneCTiOn - 40% TAps pLATe ChArACTerisTiCs A. It's all about a double project. Right now, many pages are still the old.