This tube is a professional special quality premium quality 5654 ultra rare alternative to the 6ak5. Only a few types are still used today, mainly in highpower, highfrequency applications. Stereo tubes like 12ax7 should be as balanced as possible. Western specialist,with out too much real knowledge,trying to convert russian terms and data under western terminology and it cause the big problems. The trend away from manufacture of coils for simple sets continued, and this edition therefore included a chapter on. A version of this tube with extended ratings was designated 6ak5w and 6zh1pev russian. Mullard magic stocks vintage radio, military radio like r1155, t1154, ws19, military spare parts, valves, tubes by gec brimar mullard ecc83 kt66 ecc32 u52, radio components early wireless, vintage radio, domestic vintage radio, old technology of all kinds. The mutual conductance values listed are averages for new tubes and only for a guide. Vtg general electric ge vt4c with vacuum tubes in wireless communication book. Co mb ines i n one volu me the con tent of th e bas ic book and suppleme nt s i thro ugh iv. See all 2 formats and editions hide other formats and editions. F capacitor across the headphone terminals, presumably as a tonecontrol element. The tube is manufactured by the oktjbr, vinnitsa, ukraine. Russian book usually very clearly says what is data presented in the book.
German made tubes they have the diamond with the numbers in the bottoms of the glass tubes between the pins. Vacuum tubes fall into three mainly noninterchangeable categories regarding their heater or filament voltagecurrent, though some tubes heaters run at both a standardized voltage and current, e. Tube possible substitute western substitute ec86 6s3p, 6s4p 6cm4 ec88 6s4p 6dl4 e80cc 6n1p, 6n3p ecc82 6n1p, 6n5p 12au7 ecc83 6n2p ecc803, 6l, 12ax7 ecc85 6n3p 6l12, 6aq8 ecc189 6n23p 6es8 ecc802s 6n1p ev, 6n5p ecc82, 12au7wa, 6067 ecc803s 6n2p ev ecc83, 12ax7wa, 6057 ecc960 6n3p, 6n15p e90cc. This is a list of european mullardphilips vacuum tubes and their american equivalents. The ratings are the same as the older 6r7 with a top cap. Th e composite tube s ubstitu tion g uid eboo k co ntain s 5 100 receiving tube s ub sti tu tions. Get the best deals on ge vintage electronics when you shop the largest online selection at.
Superior upgrade for 6j1 tube based amplifiers and preamplifiers. Goodsoundclub romy the cats audio site the 6e5p tube. Any additional number, other than a primary number codes 1,2,3,4 informative reference code 6 or vendor item drawing reference code 7 assigned to an item of production or supply by a commercial or government organization, which represents the same item of production or supply to which the. Information about the codes, and various manufacturers and tubes and many other things, can be found at the following link. The 6q7g is a double diode triode and was designed for receiver audio use. Power tube selection charts for highpower audioamplifiers eimac,rcapage 1, rca page 2. List of vacuum tubes project gutenberg selfpublishing. The 6ak5 vacuum tube is a miniature 7pin sharpcutoff pentode used as rf or if amplifier.
Engineering analysis with ansys software, second edition. Brand new, from original factory sealed general electric cartons. This ne w t ube s ub stitut io n guidebook tube substitution. Tube amplifier stereo board preamp audio mixer 6j1 valve bile buffer diy kits. I177 series tube tester settings data antique airwaves. A refinement was added to the circuit in the form of a. Matched pair 2 tubes 7pin ge jan 5654w fullytested. Many industrial, military or otherwise professional tubes were also produced. The classic envelope is 37 mm in diameter and, excluding the io base pins, is 94 mm tall. 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. Battery types, ubiquitous before the 1930s but since then only for mobileportable equipment with a. The following list shows the tube types i have entered in my database, with exception of the service types e. Ef806s6267ef86 are the same tube electrically and pin compatible, ef40 is the predecessor that uses a 8pin rimlock socket.
Diagram and data including transformer winding data for building a 75w ab2 amp using 6l6 or 807 page1, page 2, page 3, page 4, page 5, page 6, page7, download a zip file of all fgiles on the 75wab2 amplifier by clicking here. Mftl a9 19at7wa aoaa a901 aa7q mft 1 a apwl oodt m8195 6267 mr 1 qa aaaw 79 a1r7 dxtlod vv, o i. Some of the technologies we use are necessary for critical functions like security and site integrity, account authentication, security and privacy preferences, internal site usage and maintenance data, and to make the site work correctly for browsing and transactions. Rca command 5654 vacuum tube black plate new old stock etsy. The 6ak5w is a physically small amplifier pentode for use as a low noise amplifier at vhf. The tube is notable for its extremely fine grid, and extremely close control grid to cathode spacing.
The s indicates that it is a single ended valve ie no top cap. The 6ak5 vacuum tube is a miniature 7pin sharpcutoff pentode used as rf or if amplifier especially in highfrequency wideband applications at frequencies up to 400 mhz it was developed by bell labs western electric and used extensively as an i. Russian tube data are correct,interpretation of data is usually incorrect,or misunderstood. The underscore and these letters are not part of the tube type number. Most postwar european thermionic valve vacuum tube manufacturers have used the mullardphilips tube designation naming scheme special quality variants may have the letters sq appended, or the device description letters may be swapped with the numerals e. Etsy your place to buy and sell all things handmade. Tube test data for use with the tube testers i177, i177a, and i177b note f.
For other taylor tubes, see the entire 1945 taylor tube catalog in pdf format note, 1. The book introduces the principles of the finite element method, presents an overview of ansys technologies, then covers key application areas in detail. Superior upgrade for 6j1 tube based amplifiers and. With almost datasheets and the visitor counter indicates over 4000.
The book s theoretical circuit was finally updated to show the repanco coil as well. The w suffix is there to denote a special quality variant of the basic. The 1959 book lost some older tube data, and some of the good info in the appendix, but gained a bunch of picture tube crt data, modern tv tubes, as well as some other odd info like crystal diode data. The ttl data book for design engineers unknown binding january 1, 1981 5. This is a list of vacuum tubes or thermionic valves, and lowpressure gasfilled tubes, or discharge tubes. Delta fan 06ak5 power entry module emirfi filtered m 3 pos 250vac 6acontact fuse st 1 port. The diodes would be for signal and agc rectification and the triode would act as agc amplifier or first audio amplifier. This triple sectioned valve was designed for superhet am receivers. Tube type selector switch filament potentiometers socket letter press notations data source a b l r 00a 5.
The american government specification vt233 is a double diode triode sharing a common cathode and the commercial type designation is 6sr7. All tubes new, military equipment and have otk mark. Pair tungsol jtl6ak5w vacuum tube nosnib gray plate little dot 1954. New old stock rca command 5654 black plate vacuum tube in original box. Before the advent of semiconductor devices, thousands of tube types were used in consumer electronics. Direct replacement for 6ak5, 6ak5w, 5654, 5654w, 6j1 tube. Domestic receiving tubes and their foreign counterparts by. Tube 6ak5 or rohre 6ak5 id3632, vacuum pentode, miniatur7pinbase b7g, usa 1940 and. At over 750 pages this one has to stay broken into pieces. Taras oleynk aka ml8 sent me a couple months ago his measurements of different driver linelevel tubes including the melquiadess diver tubes the 5e5p. The text material has been selected and arranged with the view of guiding the circuit designer most readily to the western electric tube which will meet his requirements for particular applications. Preamp tubes nos and like new the best of the best.
General electric ge 5654 5654w 6ak5 6ak5w electron. Matched pair 2 tubes 7pin ge jan 5654w fullytested vacuum tubes upgrade for 6ak5 6j1 6j1p ef95 ge 5654w. Herein you will find a collection of vintage engineering texts, vacuum tube datasheets, and other obsolete information, presented free of charge and without annoying advertisements. This is done in case of equal tube type numbers for different tubes. Tube 6ak5w or rohre 6ak5w id3639, vacuum pentode, miniatur7pinbase b7g, usa 1940 and rfifstage shown. I am posting his data here with his permission, including taras statement that is just preliminary result, and the final testing of different preamp tubes will. Recommended pair 56546ak5w ge 5 star nos 1965 and 1973 6.
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