You can use the search to find service types or go to the service type lists that you can access from the page more tube related stuff. Complete tube data is in every single box, like big transmitting us wwii tubes. Extremely high linearity a legacy of its ancestry as well as original use requirements, relatively low filament requirements, extremely high. The electro harmonix 6ca7 is not and i repeat not a power pentode like the original 6ca7s were, in fact they are beam tetrode as stated on the electro harmonix website. I am working on posting the rca hb3 tube handbook on line on this. Another spot to look, which is especially useful if youre looking for replacement types and tubes with similar bases or characteristics, is the nj7p tube database. Suggestions for current production 6as7g, 6080 etc. It has an international octal base indicated by the 3 in the part number and is found mainly in the final output stages of audio amplification circuits and was designed to be suitable as a series regulator by virtue of its high permissible voltage between heater and cathode and other parameters. The svetlana 6as7 is a glass envelope, dual power triode with high transconductance and high plate current capacity. Vtg general electric ge vt4c with vacuum tubes in wireless. Bold designators are close or identical, italic designators are different ratings, different pinouts or different filament voltages. Data from or other sources as supplied by john atwood. Daves radio shop 332 followers radblbrd 6311 radblbrds feedback score is 6311 100. With almost datasheets and the visitor counter indicates over 4000.
But in the power voltage range that it was designed for, the 6as7 to this day retains several essential characteristics for otl operation. Just fwiw, the older super pros sp200, 210, bc779, and 1004 that everyone loved the audio from used a triode connected 6f6 as the driver and triode connected 6f6s for the outpoots. Tube 6as7ga or rohre 6as7ga id4589, double triode, octal int. But the issue is tube venders are saying it is a direct substitute for an el34 in all situations. Vacuum tube 6as7ga, dual triode, low mu antique electronic. Tubedepot carries a selection of 6as7g 6as7ga 6080 power vacuum tubes. I have more than 100 pieces, most of them were made in 60s and 70s, this batch is from 1962 complete tube data is in every single box, like big transmitting us wwii tubes. A little over 20 years ago, when almost all reliable power tube manufacturing had come to a close imagine a time when there were no new 6l6gcs or 6v6gts at all and only a trickle of el34s, matthews found this tube, called it a 5881 and made a mint having the only reliable power tube available on a consistent basis.
Lowmu twin triode designed primarily for service as a series regulator tube in dc power supplies. Each triode has a plate dissipation rating of watts with convection cooling. The 6as7g is a double triode with special properties. The sound is pleasant, nice soundstage and clarity.
Like you said at the top, this is what you experienced with you amp and input tube. I am working on scanning and placing on this page the entire rca hb3 tube manual. The 6as7ga is a lowmu twin triode, octal 8pin generala electric 6as7ga et. The goal here is just to list the main equivalents that may work in your amps circuit. Ive been using this tube for quite some months, going back and forth to get a clear idea of what this tube is doing for the sound of my darkvoice 336e. The el34 is a thermionic valve or vacuum tube of the power pentode type.
Since the picture shows the average thing of stock, it may differ slightly from the actual one. The 6as7g is a stcoke bottle glass type, whereas the 6080 is straight bottle. The following list shows the tube types i have entered in my database, with exception of the service types e. To put item to basket click on the basket picture or price.
Etc, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors. It is an old stock item of military model manufactured in the former soviet era from 1970 to 1990 s. The 6as7 ga is a lowmu twin triode, octal 8pin generala electric 6as7 ga et. My experience is that you can hear differences easily 9. Get the best deals on ge vacuum tube when you shop. Tube type list the following list shows the tube types i have entered in my database, with exception of the service types e. For example with the 2c51 input, the 6as7gs had a weird soundstage and sounded poor in my extreme. Nos tube specification sheet nos tube specification sheet. Nos tubes we have over 25,000 nos new old stock tubes available however we do not keep these on the site due to the sheer volume of data it would produce on the site, also nos is stored offsite in another warehouse and is only handled once per week. In a few cases, when the 1966 edition omitted graphics on obsolete tubes, i inserted scans from the 1948 ginkins reference book. Click to see all 6sn7 6sn7gt 12sn7 12sn7gt in stock. As of 3505, i have finished scanning the general section, receiving tubes part 1, receiving tubes part 2, miscellaneous, specialpurpose receivingtype tubes, thyratron, ignitron, and glowdischarge tubes, and most of the transmitting tubes, as well as all. The ac anode resistance is very low at 280 ohms and the mutual conductance is considerable at 7. Tube 6as7g or rohre 6as7g id4588, double triode, octal int.
At first glance, it pushes everything away, drums are not as prominent, i guess its adding a bit of soundstage to the fold. I have more than 100 pieces, most of them were made in 60s and 70s, this batch is from 1962. The result is a tube that is quite linear from roughly 50 to 250 volts, above which arcover is a hazard. This vacuum tube has been tested at the factory shipment. Some datasheets are only one page 3050k, some are 810 pages 300k and more. E810, 6as6 sm 4109 5636 tube ma 4108 sm 4108 5636 400c subminiature tubes tube 5636. Feb 20, 2009 like you said at the top, this is what you experienced with you amp and input tube. So as far as your description of sound though, that is very dependent on the input tube and presumably the amp as well. In addition to the data i have scanned and posted, if youre looking for data on a particular tube you should visit tsdl on duncanamps website, or franks tube data. Jun 06, 2009 the 6080 is identical in performance to the 6as7g. Double triode, 6h8c datasheet, 6h8c circuit, 6h8c data sheet. Substitutes are given as a guide only please refer to original manufacturers data sheets to ensure that a substitute is safe and appropriate for your application.
Franks tube data sheet site should have data on the 6528 for download polan 122. Mallory vibrator data book thyratron pl 21 microwave associates isolator international rectifier selenium rectifier national electronics ignitrons helipot 5000w audio amplifier selenium rectifier westinghouse helipot potentiometer. General electrical cathodea coated unipotential, i. Shuguang brand 6n8p military j level vacuum tube vaive instead of 6h8c ecc32 cv181 6sn7 b65 made in 1960s for hifi hiend amplifier audio senior player headphone proamp fever acoustic diy lab 1pc 5.
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