Vacuum tube 6bn8, dual diode, triode miniature, high mu triode, double diode intended for application in color and monochrome television receivers. In block ciphers, the sboxes are used to make the relation between the key and the ciphertext coded text difficult to understandshannons property of confusion. In the early 60s sylvania published a tube manual with a back section devoted to basing diagram references. The only good substitution book that should ever be published is one that only allows a better tube to be used and not reverse. Have you priced a matched pair of 6jb6s for your drake. Open library is an open, editable library catalog, building towards a web page for every book ever published. This manual tells what radio receiving tube will substitute for another and work as a replacement. While every precaution has been taken in the preparation of this book, the. Tube substitution handbook will be useful to antique radio buffs, classic car enthusiasts, ham operators, and collectors of vintage ham radio equipment. These are even fatter and make more power than the jj 6550s. Tubes in the tube column are directly replaceable with tubes in the replacement column. Another great substitution is replacing the 6550s in 800 marshalls with the jj kt88s. Entitled tube testers and classic electronic test gear, it is available from antique electronic supply. In general, i agree with his interpretaion of european letter designations for tubes, except in this regard.
This list is constantly and perpetually under construction. Ive seen the ads saying the 6ju6 tube is a substitute for the 6bj6 tube used in the drake transmitter equipment. Tube substitution handbook by howard sams and a great selection of related books, art and collectibles available now at. It is as close to a reference guide as we will probably ever get, with an entire chapter devoted to tube curve tracers.
Free vacuum tube data sheets free vacuum tube substitution. We are not responsible for any malfunctions of equipment due to inaccuracies in these tables. If the equipment is already designed for an industrial tube, a standard receiving tube will not usually work as efficiently or as long as the original. Tube testers 707 tube tester the trout underground. Test results using the 6ju6 tube as a substitute for. The 6u8a is the one tube i could do without in my life. The two bright diodes are on the outside with the triode in the. 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. Blablasise aetheradio smoothie insured financial wealth. It is pin compatible with the 6bj8 but has different ratings. Print page need 6u8 or 6u8 substitute info the am forum. Theres no denying that the 6bf5 runs hot in those receivers.
From my experience most of the power transformers in blackface fender amps cant supply enough current to the filaments of el34s, but from experience they can handle kt66s and i believe kt77s filaments draw the same current as well someone correct me if im wrong. E80cf7643 amperex pq telefunken 6bl8 substitute the e80cf is a special quality mediummu triodepentode. If you have you probably understand my interest in a. Thankfully, there is a solution by implementing a simple wiring change and substituting the. The ecc82 is a dual triode, similar to a 12au7, as he says. In cryptography, a sbox substitutionbox is a basic component of symmetrickey algorithms. The 5751wa tube is a rugged military version of the 5751, and is the closest equivalent to the 6n2pev. The oddmix vacuum tubes replacement substitutions tables section has a wide variety of popular tube substitutions for rare antique, vintage, exotic, original, discontinued and collectors vacuum tubes, electron tubes, audio tubes and fleming valves. To prevent damage to equipment, it would be wise to double check with a good tube manual before actually doing a substitution. Tube substitution guide by mercury electronics corporation mineola, n. 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. Eico 667 tube tester eico 667 tube tester 600a receiver tv ham radio bin d5 solid state tube tester jackson dynamic tube charts dynaquik tube tester 667 tube tester heathkit tc2 accurate instrument tube tester model hickok 600a tube tester dyna quik 600a tube tester receiver tv radio bin d4 vacuum tube tester checker hickok 600a eico 625 emc tube tube tester analyzer tube.
The kwm2a uses a bunch of them, and theyve never seemed to last worth a damn. Also, the tubes filaments draw different amounts of current. The tube features separate cathode con nections for each section and controlled. Adaptor circuits in the back of this book may help. Franks electron tube pages foreign substitutes for. The ultimate tube substitution guide january 1, 1998 edition. The 6c33 russian tube is another that has no western or chinese sub. The bible of the industry contains over 4200 pages of. Mar 31, 20 6x5gt tube substitute discussion in ampscabs tech corner. The philips 5r4gys is a recent find by upscale audio in upland. Alan douglas has written the only book about tube testers in the last 35 years. This topic came up on the collins reflector some time ago with one fellow insisting they were no different than any other tube. If you have you probably understand my interest in a lower cost substitute replacement. Tube substitution handbook edition 2 by barry buchanan.
Th e composite tube s ubstitu tion g uid eboo k co ntain s 5 100 receiving tube s ub sti tu tions. In the 1970s an improved and more rugged version of the 6n2 was introduced, designated 6n2pev russian. This substitution list should be used in one direction only that is, an industrial type to replace a standard type. Tube 6sk7 or rohre 6sk7 id2717, vacuum pentode, octal int.
In general, i agree with his interpretaion of european letter designations for. Checked my tube substitution guide and rca receiving tube manual, and 6an8 is a medium gain triode coupled with a sharp cutoff pentode. The information below is accurate to the best of our knowledge. Type 6bn6 is a late 1940s gated beam valve in which a carefully formed electron sheet or beam is deflected, by control elements on and off of the anode. Versions that should work interchangably are the 6c33b, 6c33c, and the 6c18c, but check with your equipment dealer first. Also see 7643e80cf mcintosh mr67 tuner to buy 7643 amperex. Gz34, 52ku, 53ku, 54ku,gz30, gz32, gz33, gz37, r52, u54, u77, 5r4gys from philips the mullard gz34 is king of the hill. If no replacement is shown for a particular tube number, there is no replacement and you must use original tube number to replace a defective tube. The chinese 6p1 and the russian equivalent 6p1p also have no western equal. Full text of tube substitution handbook internet archive. A killer tube, but huge and requires lots of space bigger than a kt88. The ultimate tube substitution guide by charles kittleson, january 1, 1998, vacuum tube valley edition, paperback. This 1960 tube caddy below book also includes all tube numbers from all over the world. This ne w t ube s ub stitut io n guidebook tube substitution.
Dec 14, 2009 open library is an open, editable library catalog, building towards a web page for every book ever published. In addition, marine operators, microwave repair technicians, tv and radio technicians will find the handbook to be an invaluable reference tool. Vacuum tube 6bn8, dual diode, triode amplified parts. This barcode number lets you verify that youre getting exactly the right version or edition of a book. Nos russian versions are the best, but are scarce and expensive. Vacuum tubes replacement substitutions tables electronic. How to use this chart for tube substitution tube substitution is difficult without special books on it. In most cases the tubes manufactured to the european system have an exact equivalent tube in the american system and vice versa. For the love of physics walter lewin may 16, 2011 duration. It is quite possible that we have the tubes under a different substitute number. With the very large number of vacuum tubes or thermionic valves that were produced and as a result of the multiple vacuum tube numbering systems that were in use, there are generally equivalents for most types of tube. The fifth section of this book lists picture tubes and their substitutes.
Controlled warmup is usually for valves within a series heater chain and this valve was probably used within television receivers. Tube 6bn8 or rohre 6bn8 id3779, double diodetriode, noval, b9a and. Although tube substitution should not be performed indiscriminately, there. American types foreign substitutes 0a2 150c2, 150c4, m8223, stv10530 0a3 kd21 0a4g pl1267, z300t. The kt88s also sound great in the late 70s marshall mark ii amps in place of either the el34s or 6550s. A 6ax4 to be used over a 6w4, because it has better ratings, but is the same tube. This base reference gives a quick way to find which tube used the same pin connections. Substitution box simple english wikipedia, the free.
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