6550 Tube Data

We also reject tubes which have high grid leakage (gas), low power output, unreasonable bias or Gm, and other flaws. No one can tell you what differences you may perceive. The reduced value output tube G1 resistors used in later production A50 and A100 Circlotrons still exceed the 50k per tube maximum specified on the 6550 datasheet. 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. ULTrA - LineAr COnneCTiOn - 40% TAps pLATe ChArACTerisTiCs A. The screen resistors are changed from 470 ohms. 6550A-STR Tube Data Sheet 6 Month Limited Warranty against Manufacturing Defects. 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. ORTHO DIAGNOSTIC SYSTEMS INC in RARITAN, NJ UNITED STATES. The Extra Large EuroDamper measures. I also purchased the Tung Sol 6550s from AES. The Tung Sol 6550's are around $150. Use of these parameters shall be entirely at the user's own risk. less than for 6550, so that use with Ea at +600V and Eg2 at +450V would be OK. Notes: The above examples of possible combinations are to help you narrow down the choices of transformers for your favorite tube types. 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. The 6550 valve allows for amplifier designs up to 100W (peak) using just a pair of valves. The Solar tube lighting gives the guest bathroom beautiful natural lighting. It is one of the lowest-distortion tubes ever made, and is a close duplicate of the original Western ElectricTM 300B. How many tubes share the same cathode resistor? (typically 1 to 4) Voltage measured across cathode resistor: Actual resistance of cathode resistor. 5687 SYLVANIA - Gold Brand. $375 per tube. For more, visit OTC, today. PropertyShark is a real estate data provider of in-depth information on any US property, commercial or residential. Specifically designed for audio amplification, the KT88 has similar ratings to the American 6550 which was designed for use as a servo amplifier. Back to Tube Data Page. 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. We offer a huge variety that you will love. Hello, I am looking for tube data settings for a 6550 tube. Unless you have that kind of bread to throw around, better find some current production tubes to use (the sound quality and build quality of which I know absolutely nothing). No fuss just clean music. I've been trying to find come recommendations to upgrade a tube amp I just bought that has a stock 6N1. 2 Supply Voltage. 6mj6 Tube Data. 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. This is historic data that we found on the internet. This is the classic against which all other 6550 tubes are compared. Doug started Doug's Tubes Read more →. Arizona Tube Supply. There are hundreds of pages of Tube amp information on my library page. Title: 6L6 Author: RCA Subject: FP-1999-02-28 Created Date: 2/24/2002 7:46:40 PM. Take advantage of these services, now. EH-100* ('36 black leatherette, '37 tan aeroplane cloth/dark ver. But I Like Sound of KT88/6550 Single Ended Amplifier. It was the 'better' 6L6, with higher output at the same input signal. At the time Philips had already developed and patented power pentode designs, which were rapidly replacing power triodes due to their greater efficiency. You just have to know how to bias each tube accordingly. In audio amps, JJ 6550 performs similar to JJ KT88, with excellent three dimensional soundstage that JJ KT88 is known for. The screen resistors are changed from 470 ohms. The confusion with T5 is ; in previous generation T8 the length of the tube indicated watt. When Svetlana began direct US export of audio tubes in the mid 1990's, they also used the 6550C designation as it was the next variant they produced after their 6550B, and aside from microphony, it is a MUCH superior tube to the junk Chinese 6550C. TUBE DATA SUPPLEMENTS: Also available twice a year are up-to-date data on Foreign Tube Types and Obsolete Tube Types. All structured data from the file and property namespaces is. Note : We Will Not Share Your Information To Any Third Parties. In these calculations, 5% of the cathode current is assumed to be screen current. If it only has a 2 pole relay like many did, it will be a consistent tube eater because the bias is locked on. B 6550 LN Modified with a lubricant and a nucleating agent. 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. 0544 A or 54. It have to be experienced as a description is far from enough compared to feeling it in your chest!. 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. Respectfully, - Scott. Touareg 50 V10 Mudguard Sale. For a wide array of data and endpoint orchestration applications (such as large file collaboration, file sync, folder sync, automated backup, and sending large files faster and more securely), Resilio offers the industry leading and fastest private cloud solution trusted by millions of consumers and thousands of business worldwide. "The original EL34 tube is a pentode power tube design that is known for bright, direct, and somewhat straight-in-your-face sound. With 57 modern day preamp options across 7 leading brands, you cant go wrong. pdf (84942 bytes). All same date code. Vacuum Tube Data Sheets. 6553 Roll with 100 m PVC hose Article No. 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 JJ 12AT7 is a solid replacement for any 12AT7, ECC81, or 6201 tube. 5A are a potential threat to amps. Light use, white box. The Svetlana SV6550C is manufactured in the Svetlana factory in St. Figure 1 shows several push-pull tube amplifiers (only the power tubes and the output transformer's primary winding). BASIC TUBE OPERATION 2 Lots more on basic tube properties. Air Tight’s Mr. The =C= has a nice balanced tone without getting brittle in the highs, a good offering. Data sheets do not provide any useful information for very low-voltage operation, and SPICE models are also useless. The following should be direct substitutions. If the tube develops a leak, or the seal is broken air will leak back into the tube and the components could smoke, smolder or burn. Applications Typical applications include semi-finished products, profile and hollow rods. The best way to explain what is what is by example. Plastic tube for Climaset ® 6555 Article No. Tubes in the "Tube" column are directly replaceable with tubes in the "Replacement" column. ZKX6550A | ZKX6550A is a single energy X-ray screening system that provides a highly economical visual inspection solution for carry-on luggage. Tube manuals give you lots of information on how to operate power tubes. ALLEN GOLD 6550 TUBE AMPLIFIER !! Fully tested and working properly! This auction is for one amplifier, very rare Allen organ 6550 tube amplifier. Both tubes would be considered "new" by the factory, and not defective. , 12AT7, 12AU7, 12AX7 …. 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. 7027 tubes are rare and expensive, however, for under $3. See more ideas about Vacuum tube, Tube and Valve amplifier. You need to try it and draw your own conclusions. Data sheets do not provide any useful information for very low-voltage operation, and SPICE models are also useless. The reduced value output tube G1 resistors used in later production A50 and A100 Circlotrons still exceed the 50k per tube maximum specified on the 6550 datasheet. 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. Made in USA by Sylvania. The price for these testers on eBay has come down quite a bit. The Electro Harmonix 6550-EH tubes have excellent linearity, power handling capacity and heat dissipation. Among my first equipment reviews for this website was an evaluation of the Bruce Moore Dual 70 tubed power amp. Please, any contribution will be welcomed!. This is only a small list; the chart is quite comprehensive. 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. 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. CAGE Code lookup for 2+ Million Companies in 220+ Countries. Abstract: KT88 GEC 6550 KT88 6550 Tube tubes kt88 CV5220 GEC KT88 valve 6550 kt88 data Tube 6550 Text: is similar to the 6550. Reach out to suppliers directly and ask for the lowest price, discount, and small shipping fees. At the time Philips had already developed and patented power pentode designs, which were rapidly replacing power triodes due to their greater efficiency. Offers great power handling capacity & heat dissipation. KT-88 Push-Pull Project with Hashimoto Transformers. With the superb image algorithm, ZKX6550V could offer clear scanning image, which allows operators to identify potential threat items visually. This tube offers low noise, low microphonics, and warm smooth tones at a great price. The 6550 tube or 6550 valve has a plate dissipation of 42 Watts. Tube Schematics with Lundahl transformers: Tube Schematics by Tube Part Number. pdf (82848 bytes) 8/03QM Ferranti CRT 8-03AM. Initially had to answer the question "Classic Push Pull or a Single ended amp ?". The cathode is designed so that when it is heated, it freely emits. These tubes will add true vintage tone to your amp, as they destroy any tubes that are manufactured today. Matched pair and quad are available. The 6550 valve allows for amplifier designs up to 100W (peak) using just a pair of valves. We produce Directly Heated Tubes tubes, in our own factory in the Czech Republic,since. Buy products related to 6550 tube products and see what customers say about 6550 tube products on Amazon. Request an Instant Competitive Quote for Part Number V4276 with NSN 6550-01-474-3091 by Biomerieux Inc. At my opinion it has one of the most warm and musical sound ever made. The reduced value output tube G1 resistors used in later production A50 and A100 Circlotrons still exceed the 50k per tube maximum specified on the 6550 datasheet. Personally, I find the New Sensor Tung-Sol RI the best 6550 for guitar. Increasing the cathode bias resistor is often necessary. The nuvistor was developed by RCA and it was first introduced in 1959. BASIC TUBE OPERATION 1 Basic tube operation, diodes, triodes, pentodes. Tung Sol 6550 reissue: warm sounding, nice highs, not too expensive JJ KT88: good sounding, reliable. 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. B 6550 LN Modified with a lubricant and a nucleating agent. They run the tubes so hard you are forced to stay with the factory supplied tubes. The best way to explain what is what is by example. With the Group "B" tubes (6550, KT88, KT90) the design is conservative and keeps the tubes at about 75-80% of their ratings which will extend the life of the tubes. This amplifier was featured on the February 2004 Issue of the "High-Fidelity Audio: Radio Technology" by Mr. The following should be direct substitutions. 4571, programmable transmitter, output 4 - 20mA/20 - 4mA, Data Sheet 70. Please contact us to check on their availability and other compatible radio models to suit your needs. Shop in 6L6-KT66-EL34-6CA7-6550-KT88- from AYUMI STUDIO. Looking for affordable price led tube light t8? 6,550 low price led tube light t8 products from 2,183 trustworthy led tube light t8 suppliers on Alibaba. The Svetlana 300B is a power triode intended for use in class A, AB or B audio amplifiers. Back to Tube Data Page. Examination of the 6550 tube data given in Table 1 shows that the most unusual requirement is the large screen current swing -between "no-load" and "full-load" conditions. With 57 modern day preamp options across 7 leading brands, you cant go wrong. 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. Electro-Harmonix - Electro-Harmonix is a New York based company known for pedals and rebranded vacuum tubes. Adapters accept all popular octal-base output tube types (6V6, 6L6, EL34, KT66, KT77, KT88, 6550, etc. I love and appreciate tube based audio gear and own sixteen pieces of tube gear between my two reference systems. Should I worry?" A: No. 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. Doug's Tubes Doug's Tube's Inc. ive had a few 5150 amps come into my shop, those amps do sound good when functioning well but im not impressed with the build from any companys or different versions of it. Buy Riverstone Audio - Matched Pair (2 Tubes) 6N6P (6Н6П) Vintage NOS Russian Vacuum Tubes - NEVZ (Novosibirsk, Russia) - Amplitrex Tested and Matched, Platinum Grade - NOS 6N6P (2 Tubes): Amplifier Accessories - Amazon. Take advantage of these services, now. We offer a huge variety that you will love. This pair represents the earlier, much harder to find 6550 version. 375 tall with a 1. It is one of the lowest-distortion tubes ever made, and is a close duplicate of the original Western ElectricTM 300B. Find 6550 Output Tubes related suppliers, manufacturers, products and specifications on GlobalSpec - a trusted source of 6550 Output Tubes information. Radio tubes are valves. As a result, KT88's and 6550's are produce cleaner tones and have low distortion, making it popular amongst bass amplifiers and high end audio applications. tubes To create a push pull amplifier is possible to use triode and pentode but obviously to test many configurations like the ultra linear we need a pentode. The glowing tube, the single ended tube - it's enough to make an audiophile cry with tears of joy. pdf (421187 bytes) 6550 RCA (RC30) P 6201. I've read some of the 6550 data, and they're not "magical" tubes by themselves. A tube manual or tube manufacturer's technical data sheets should be consulted first, before making a decision on a proper output transformer. I like 300B/2A3 SE but we can get 6550/KT88 are easly to get one of poket maney than 300B. This VHT Tube Tester 2 includes two standard 8-pin octal-base adapters with dual banana plugs. This is historic data that we found on the internet. a cap in the audio path could leak DC voltage into the next stage causing that tube to shut down. 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. Fisher later made the 55A's with EL-34's. Tube Schematics by HiFi-Brand. Made by Tung Sol, branded as Tung Sol, Magnavox, and RCA these "coke bottle" shape 6550 are the creme de la creme of 6550's. 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. Which is why the had many service calls and were taken out of production in 1974. When Svetlana began direct US export of audio tubes in the mid 1990's, they also used the 6550C designation as it was the next variant they produced after their 6550B, and aside from microphony, it is a MUCH superior tube to the junk Chinese 6550C. The supply of these is very poor. 6550 RCA (HB3) P 6550. 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. The 6L6GB Valve/Tube. The genuine EL34 will not pass the current nor stand the heat. 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). There is no need to modify the amp or tube sockets. 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. Pursuant to the schematic, the JSX comes with EL34 tubes. 90 Thales Used Rs3041cj Water-cooled, High Mu Triode For Rf Heating Sem-i-255=6b36. 5 watts per tube. The KT88 or 6550 can be used in place of the 8417 in Quicksilver 8417 mono block amplifiers as well as other amplifiers. The SED tubes in general I find a kind of lesser GE's. pdf (84942 bytes). Vacuum Tube Data Sheets. See more ideas about Vacuum tube, Tube and Valve amplifier. It's all about a double project. Electro-Harmonix owns 100% of the largest remaining vacuum factory in the world. The immediate predecessor of the 6SN7GT was the 6F8G, developed by RCA in 1937. The 5881 tube is next in the sequence to the 6L6GB. Enclosed (shielded), 4 slot, above chassis Type "X" mounting, both end bells include knockouts for optional above chassis wiring. Please send your comments to: [email protected] The sealing ring (O-Ring) can be easily replaced if it is damaged or worn. Typical lumen outputs Table 2 Wattage 1000 hr output 2000 hr output [75] 6550. At the time Philips had already developed and patented power pentode designs, which were rapidly replacing power triodes due to their greater efficiency. The stem is a 1" sq. the 42W limit for a 6550 during transients or where a speaker load is slightly too low. The Solar tube lighting gives the guest bathroom beautiful natural lighting. A super durable polyester powder-coated finish is applied and available in 18 colors. 27: How to Test 6550 Tube on Hickok 6000 (6. This single-Ended (SE) 6550 design is based on a minimonitor constructed by Lars Ohlsson of ElektroAkustik & Music. Some tubes require more bias voltage ( 6L6 and 6550 for example), while others require less (6BQ5, 7591). This tube has loads of headroom, tons of bottom-end and is clean as a whistle. 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. If the tube develops a leak, or the seal is broken air will leak back into the tube and the components could smoke, smolder or burn. 6550 tube has been the output tube of choice in high power audio amplifiers in USA. The current production benchmark of the classic 6550. Copy of the original type 3 Tung-Sol 6550 made in the 1960's. The output transformers have what you'd expect out of a Dynaco transformer, like healthy low frequency inductance , high resistance to distortion caused by output tube DC current imbalance, and low overall distortion. If you have an amp with the tubes visible, this is the coolest-looking 6550 I've seen in quite a while. pdf (606171 bytes) 6551 Sylvania MAG 6551. I fond that a KT120 tended to draw less Ia at idle if plugged into a tube socket which previously had 6550, so it would appear it is safe to plug in the KT120 to replace all other beam tetrodes, ( although please don't assume anything, and don't assume KT12 will be. It was the 'better' 6L6, with higher output at the same input signal. 35 15V 1CT/10X10F - Philips Halogen non-reflector lamps – high-quality light and easy to use | Philips You are now visiting our Global professional lighting website, visit your local website by going to the USA website. Please let me know if you see any. Here again people. Use of these parameters shall be entirely at the user's own risk. I think better than 300B for cost(C/P). 6550, Electro Harmonix, NOS, Svetlana, Sovtek, USA, Groove Tubes, JJ, Tesla, Mullard. The 6550EH offers the maximum power of any 6550 with the linearity guitar and bass players want. Electrical Heater: Min. In Search of the Perfect 300B Tube Page 2. 5% distortion. The Svetlana 300B is a power triode intended for use in class A, AB or B audio amplifiers. The tester works for all popular octal-base output tubes (6V6, 6L6, EL34, KT66, KT77, KT88, 6550, and more). Mechanical Data:. * Specified measurement data. This tube is a true workhorse and a great value, and shipped as original 6550 tube in many amps from the factory. Nuvistors were the latest tube development at just about the same time as the introduction of the first integrated semi­conductor circuits. UPDATE 12/29/08 - I can't see any significant differences in. Please, any contribution will be welcomed!. pdf (93102 bytes) 6/22QM Ferranti CRT 6-22AM. There is a key between pins 1 and 8 to ensure that the tube can only be plugged in one way. Ideas for using 6550's for modulators in the Viking Valiant. Sovtek and EH 6550: These are the same tube and both are boxy Winged C 6550: We actually like this tube better than the chinese and russian KT88's. 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. Copper Tube Handbook Introduction / Table of Contents. 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. Only a few of the most popular tubes are shown. It is not a topic that can easily be summarized. Doug started Doug's Tubes Read more →. Gitarren- & Bass-Zubehörüber-New Current Matched Quad 4x Mullard Reissue KT88 / 6550 Vacuum Tubes Plate qndalf4674-genieße 50% Rabatt - www. PHYSICAL ISO Test Method Property Value Density, g/cm³ 1183 1. 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. As more tubes become available we will add them to the list. BASIC TUBE OPERATION 3 Even more and about Ra, µ, gm. The technical data is contained in the high-resolution color scans of over 20 original catalogs from 1958 to 1963: Electron tube data sheets Electron tube data sheets: Electron Tube Data sheets Electron Tube Data sheets, valve, tube, electron tube, vacuum tube, diode, triode, tetrode, pentode, hexode, heptode, octode, enneode. Welcome to Duncan's Amp Pages! This is an internet resource for those interested in guitar amplifiers, vacuum tubes, and design tools such as SPICE modelling. The nuvistor was developed by RCA and it was first introduced in 1959. Freshly painted and upgraded master bathroom. Tube manuals give you lots of information on how to operate power tubes. Mechanical Data:. Tube Schematics with Lundahl transformers: Tube Schematics by Tube Part Number. Every effort has been made to insure the accuracy of this reference, however, I assume no liability for the results of using information contained herein. A Comparison of Current Production 6L6GC Tubes. They run the tubes so hard you are forced to stay with the factory supplied tubes. Copper Tube Handbook Introduction / Table of Contents. How you operate the tubes (ultra-linear, bias, plate voltage, operating points, etc. Tubes, tubes, tubes! Find everything from the field of tubes: premium selected TAD tubes, TAD blackplate tubes, our beloved tubesets for nearly every amplifier out there, more brands and accessories. 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. We offer a huge variety that you will love. This package contains all of the following information: * Usage Instructions (separate instructions for each 634 and 637 models). At my opinion it has one of the most warm and musical sound ever made. The article compares eight different output tubes of low power in Single Ended (SE) mode, both triode and pentode, for compatibility with classical and jazz music listening using Lowther high-efficiency drivers in Teresonic speakers. The figures given are for single ended use, but the valve is almost invariably used in push pull pairs. So as an example if your plate voltage is 450v, 24. Should I worry?" A: No. 00 About Us AmpTubes is an Australian based Vacuum Tube supplier dedicated to providing you the best quality products at the best prices possible, with fast shipping, great customer service and a smooth online shopping experience. Know Your Amp: Different Kinds of Tubes 6550. 6550 (vacuum tube)‎ (2 F Tungsol 5881 vacuum tube. Best Gold Metal Detectors From Gold Master company Exclusive Agent In The Middle East. ) will change optimum plate load impedance. 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. The current can be calculated by dividing by the plate voltage. Today, this rich history continues with the introduction of new production tubes from TELEFUNKEN Elektroakustik, in partnership with JJ Tubes from the Carpathian Mountains of Cadca in Slovakia. CAGE Code 64767. At that time, I praised everything about the amp save for its excessive sweetness. These are precisely matched at the factory and the results are marked on each set. Precision Tube and Shaped Tube Special Shapes Tubes, Close Tolerence. Item&itemID=6&acctID=11790 [email protected] Find a varied catalog of Stromberg Amplifier in stock today online. is a hose assembler of hydraulic and industrial hoses and hose assemblies for all applications. In today's world if you want the tubes that you've come to know in the past as "Svetlana", the only way to be sure you're getting that tube is to look for the mark. It was originally designed for high-speed digital computers and was manufactured using very high quality materials under rigid controls and underwent rigorous testing. Take advantage of these services, now. thousands of Tube Radio Schematics online, for free. No fuss just clean music. 8W rms at triode mode. 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. This is the official home page ofEmission Labs ®. Because of our tradition of supplying the highest quality tubes, we are proud that our ouput is the very best in the world for upgrade and replacement. Welcome to the new and improved Vacuum Tubes, Inc. I fond that a KT120 tended to draw less Ia at idle if plugged into a tube socket which previously had 6550, so it would appear it is safe to plug in the KT120 to replace all other beam tetrodes, ( although please don't assume anything, and don't assume KT12 will be. About 84% of these are amplifier, 2% are transistors. The 6L6GB Valve/Tube. Introduction. 4571, programmable transmitter, output 4 - 20mA/20 - 4mA, Data Sheet 70. 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. For more, visit OTC, today. BASIC TUBE OPERATION 4 Lots about 6550 tests BASIC TUBE OPERATION 4A About Ra, gm, µ, and tube models. 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. Electro-Harmonix - Electro-Harmonix is a New York based company known for pedals and rebranded vacuum tubes. The Svetlana 300B is a power triode intended for use in class A, AB or B audio amplifiers. ULTrA - LineAr COnneCTiOn - 40% TAps pLATe ChArACTerisTiCs A. UL KT88 can get 12W rms. 95 amp, 6550. cfm?fa=Main. Typical lumen outputs Table 2 Wattage 1000 hr output 2000 hr output [75] 6550. 300B is very diffcult to get 10W rms. If using EL 34 tubes, pin 1 has to be jumpered to pin 8. 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. 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. 17 thoughts on “ Home ” Manuel Chavez December 27, 2016 at 2:20 am. For more, visit OTC, today. ) The 6L6, 7581A, 6V6, 6550, EL34, 5881, KT66, KT88, KT90, KT100, etc. It is one of the lowest-distortion tubes ever made, and is a close duplicate of the original Western ElectricTM 300B. It was originally designed for high-speed digital computers and was manufactured using very high quality materials under rigid controls and underwent rigorous testing. Computer matched valves and curve traced for platinum matching. Property Data; This page displays only the text of a material data sheet. TC Tubes specializes in precision testing and matching of vintage and new production vacuum tubes for guitar players, DIY tube audio enthusiasts, and audiophiles. A good analogy from the automotive world is the idle speed of a motor. No fuss just clean music. 6550A GE USA NOS straight shape tube in original/white box. The Tung-Sol 6550 tube data highlights its use as a beam power amplifier with rugged construction and is extremely reliable. RCA introduced the 6L6 to the world in the 1930s. Two Wire Earpiece with Kevlar Reinforced Cable for Motorola Radio APX4000 APX6000 APX7000 APX 8000 6000 XPR6350 XPR6550 XPR6580 XPR 7550 6350 6550,Surveillance Acoustic Tube Headset, Noise Reduction. The Tube amp Library of information Click the link above for Tube amp info, Schematics, Board building information. This was ground breaking because one pair 6550 power tubes could produce the same power as four EL34 or 6L6 tubes. 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. 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. 5A are a potential threat to amps. Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /homepages/0/d24084915/htdocs/ingteam/w180/odw. Petersburg, Russia, and is designed to be a direct replacement for any 6550. 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. The largest difference from the transistor amplifier to the EL34 tube amplifier is the bass. Tadaatsu Atarashi. ULTrA - LineAr COnneCTiOn - 40% TAps pLATe ChArACTerisTiCs A. aluminum tube with ½" NPT Nipple. ive had a few 5150 amps come into my shop, those amps do sound good when functioning well but im not impressed with the build from any companys or different versions of it. With multiple tubes sharing the same cathode resistor, this calculator assumes the tubes are fairly well matched. Find snubber/filter kits for pressure recorders, steam pressure pigtails and AC adapters for data loggers and recorders, datalogging software that can include USB connecting cables to help you download data to your computer and much more. 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. The British KT-88's could be up to $1,000. Brand New Matched Quad 4 Genalex Gold Lion Reissue Kt88 6550 Vacuum Tubes. 6552 Rubber grommet for Climaset ® 6550 Article No. 1 watt to 1K 5 watts. Direct heating cathode, medium power consumption triode is used for class A amplification. 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. PHYSICAL ISO Test Method Property Value Density, g/cm³ 1183 1. Notes: The above examples of possible combinations are to help you narrow down the choices of transformers for your favorite tube types. Like the original Dynaco (tm) units, they're the best bang for the buck available in output transformers. Free shipping. Four-pillar construction and mica spacers help maintain a rugged mechanical reliability. Cuanto cuestan el juego de tubos 6146b con el Dray y en cuanto es el precio en dolares para comprarlos y donde puedo hacer el deposito, y como y donde los recibo soy de Costarica. Title: Graphic1 Created Date: 10/1/2010 10:37:51 AM. Find more of what you love on eBay stores!. The output transformers have what you'd expect out of a Dynaco transformer, like healthy low frequency inductance , high resistance to distortion caused by output tube DC current imbalance, and low overall distortion. 30 Viscosity Number. The SED tubes in general I find a kind of lesser GE's. I can't find in any of my tube data the settings for testing a 6550/KT88 on my TV-7 B/U tester. The tester works for all popular octal-base output tubes (6V6, 6L6, EL34, KT66, KT77, KT88, 6550, and more).