Both wound on notched rods and both rounded at the ends and flattened across the anode width. One of the products is a compound of sodium, oxygen and chlorine. Converting ft101 rigs from sweep tubes to 6146b type finals important note. So if you have full power at 8040, and the higher bands are noticeably lower, that means the tubes are getting soft. I got this idea that if i could run ul at a reduced screen voltage that this tube would rock, so i wired an 0a2 in series with the screen grid. Find great deals on ebay for 6js6c tube and 6146b tube.
The 11v tube may run a little hot, but unless you have an enclosed cabinet full of them i dont think itll be an issue. I have a 648s special tube data booklet that came wirth the 648. Original components in the ft101 tank circuit green banded toshiba finals. Like many other line output valves they also could be used for rf power amplifiers. Antique radio forums view topic 6hf5 testing on eico 625. Links to tube data are mostly to the wonderful nj7p tube data site. The loop creates a localized charge field that when catalized by the chemical in the silver splotch, burns up excess gas molecules that may have leaked inside of the tube. Ian white, gm3sek, sells kits for tube control and protection. The matched pair price is less per tube than the price i have offered in the past. We carry over 5,000 radio and vacuum tubes in stock every day and we ship world wide.
Vacuum tubes, sockets, capacitors, nixie and electron tube accessories. Have you priced a matched pair of 6jb6s for your drake. If you have you probably understand my interest in a. Vacuum tube 6js6c, beam power amplifier compactron beam power pentode designed for. I also have a print copy its not scanned to pdf, at least not yet of the eico 628 tube data booklet, 33pages, dated 1176. With almost datasheets and the visitor counter indicates over 4000. In this book but neither the author nor the publishers can accept any. The information below is accurate to the best of our knowledge. As these were originally bulk tubes supplied by rca in bulk packs, they come in white boxes, but they are unused other than having been matched and then tested by me. And some tubes have somewhat conflicting data from their data. Information on a jackson 648 tube tester antique radios.
This list is constantly and perpetually under construction. 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. Please see the substitutes at the top of the page for more details. Ge essential characteristics, the whole 228 page book in an indexed pdf file big, 11mb.
The maximum mark for this examination paper is 40 marks. Rca receiving tube manual heinz hoger collection of dieter barkawitz d you reach this tube or valve page from a search after clicking the tubes tab or by clicking a tube on a radio model page. Just a note, my stark 966a does indeed have the correct tube sockets for these tubes. The author has taken every care possible in the compilation of the data. Converting ft101 rigs from sweep tubes to 6146b type finals. You reach this tube or valve page from a search after clicking the tubes tab or by clicking a tube on a radio model page. Get a late tubeera data book antique electronic supply has them for year 1974 and study it. Tube 6js6 or rohre 6js6 id4977, vacuum pentode, dekar12pincompactron usa 1961 and shown. If you have never used this facility before, click the help link. This data booklet deals with grundfos heavyduty sewage pumps called s pumps, range 70. Nos russian versions are the best, but are scarce and expensive. I was not able to get the visual green glow on the tube face although the other test.
I dont recall the various brand names which were problematic. The 6js6c is a purpose designed television line output valve, or sweep tube. Bill beech, nj7p has a tube database on his web site comprehensive transmitting tube data 1988 handbook base diagrams and data. Through holes in the anode plates can be seen the outer two grids.
Vacuum tubes radio tubes 5,000 different tubes in stock. The 6js6 tubes, while still available from many sources are. Unless you are absolutely certain that you know what you are doing and have taken the proper precautions, do not perform this conversion. However, the tubes were obtained from a well known, and highly recommended, internet tube dealer. The 6j2p pentodes are miniature devices enclosed in glass bulb and are provided with a sevenpin base, rigit leads and an indirectly heated oxidecoated cathode. A pdf at the end of a tube description is a link to a pdf of the tube s full data sheet, which generally contains characteristic curves for the device. Before attempting this conversion, know that there are dangerous and potentially lethal voltages involved. It is designed for dual control and therefore the suppressor has a short grid base or control range. The 6js6c was used in designs from the early 1970s. Those magnificent television tubes page 20 diyaudio. A word about the use of sylvania tubes in drake equipment. Versions that should work interchangably are the 6c33b, 6c33c, and the 6c18c, but check with your equipment dealer first. The chinese 6p1 and the russian equivalent 6p1p also have no western equal. I am working on scanning and placing on this page the entire rca hb3 tube manual.
Pearson edexcel level 3 advanced subsidiary and advanced. I am wanting to test 6hf5 tubes on my 625 tester with the 610 adapter, but have come to the conclusion that the data is incorrect on the 62511 roll chart and the tube test data booklet dated 1178. Tubes for industry, music, ham radio, the audiophile. If you have a 6js6a the following tubes are substitutes. The 6j5 is a generalpurpose triode designed for use as a detector, amplifier or ose. It dates from the 1950s and was thus designed in the era of 405 line vhf television. I think that this tube would be a great candidate for a screen drive experiment, but i have not tried it yet. Vacuum tube 6js6c, beam power amplifier amplified parts. Although the dealer griped about having to replace the tubes, they were replaced at no cost and the brands that were supplied that time worked. They are of particular interest to hams building tetrode amplifiers, which have more complicated biasing circuits than grounded grid triodes. Well compare a strong set to see how much the transmitter puts out at 28 and any used tubes. The raytheon is definitely a blackplate, and im pretty sure that the rca is a blackplate, from what i.
Tube 6hs6 or rohre 6hs6 id4060, vacuum pentode, miniatur7pinbase b7g, usa 1940 and shown. You even can look up radio models with a certain tube line up. To prevent damage to equipment, it would be wise to double check with a good tube manual before actually doing a substitution. Tested mixed singles, various usa manufacturers available.
Like all wide band amplifier active devices it has a high mutual conductance figure so that feedback can achieve a wide band design. Maybe you can find someone near you with a tester that can do the sweep tubes. Jun 09, 2012 6js6c tubes usa versus japanese makes. I have older one as well, which does not include the copatrons. Downloads, supreme instruments manuals, tube data, and. 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. We are not responsible for any malfunctions of equipment due to inaccuracies in these tables. An increase in intensity in the sound is heard for the first time when the air column length is. The 6j6 is definitely allamerican and the ecc91 is a later copy.
Was there any way to use this tube in triode or ul mode. Good luck finding supplemental data for your tester. Bold designators are close or identical, italic designators are different ratings, different pinouts or different filament voltages. Ive seen the ads saying the 6ju6 tube is a substitute for the 6bj6 tube used in the drake transmitter equipment. Nos tube specification sheet nos tube specification sheet. Xray properties of elements electron binding energies xray energy emission energies fluorescence yields for k and l shells principal auger electron energies. You will find thousands of tubes or valves with interesting links. Description the 6j2p 62 highfrequency shortcharacteristic pentode has been designed for h. We fear much the same is true of many familiar british valve types. Test results using the 6ju6 tube as a substitute for. Welcome to the tube data sheet locator, a popular web resource for finding data on vacuum tubes. Its a common tube to swap in a jim kelley amp, as it handles the higher voltage well. It is a myth that you need to use sylvania tubes in drake equipment. If you need more than the quantity available, please email us at.
Tubes in the tube column are directly replaceable with tubes in the replacement column. The 6c33 russian tube is another that has no western or chinese sub. I have owned many different pieces of drake equipment and have never had anything but stellar performance from all american made 6jb6srca, ge and sylvania. Lawrence berkeley national laboratory introduction. The 6me6 vacuum tube is a novar type used as a horizontaldeflection amplifier in color and bw tv receivers.
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