You will need to be an experienced test technician to carry out these repairs. What got me looking more closely at the 6n7, besides zero bias modulator duty, is this old limiter. I note in my tube manual that the 6dj8 is listed as having a nominal u amplification factor of 33. The triode is used as a voltageamplifier or sync separator tube, and the pentode is used as a videoamplifier tube. 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.
In its day, it was considered a normal triode with somewhat different curves from the 6j5. 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. I love and appreciate tube based audio gear and own sixteen pieces of tube gear between my two reference systems. It is a little different than most and uses a 5814 which is a 12au7 in a bridge circuit the limiter used a 6n7 for this in early units. Scott stereomaster products include tuners, amplifers, speakers. 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. Its a very good sounding setup give them a try and let your own ears be the judge. Full tesla multilanguage data sheet is here in pdf form. Noise figure measurements taken with tube operating in a tv tuner. When an evacuated glass tube of volume 200 cm 3 is filled with a gas at 300 k and 101 kpa, the mass of the tube increases by 1. Numbers shown in light blue background are coldcathode tubes. Tubes cant be substituted since they have different bases but are electrically similar. Svetlana 6bm8 high performance audio dual package, triode and pentode he svetlana 6bm8 is a single glass envelope containing both a power pentode and triode.
To put item to basket click on the basket picture or price. This is a list of vacuum tubes or thermionic valves, and lowpressure gasfilled tubes. The data sheet does have some advice on using the tube in. The design application was as a cascode rf amplifier in vhf equipment. Spheres vacuum tube page sphere research corporation. This idea has enough merit to warrant further investigation. Prior to starting ram tube works and music reference in 1980, he opened a highend retail store where he met and later worked for harold beveridge. This index covers tube collector through august 2017, the tca data cache dvdrom set, and the tca special publications.
Ge essential characteristics, the whole 228 page book in an indexed pdf file big, 11mb. The schematic shows the circuit modification to do this but i would like to verify it with you guys. The pcc189 7es8 and it is not suitable for audio service. We do not know these differences as the 3bs2b tube data is not available. The suitability of the 6dj8 for audio tube audio store. My favorite tubes and their substitutes positive feedback. It has a pentode plate dissipation rating of 7 watts with convection cooling. You even can look up radio models with a certain tube line up.
The frame grid ecc198 was designed to operate from a voltage source with heaters in parallel. Receiving tubes and foreign equivalents data collected from the russian book. With almost datasheets and the visitor counter indicates over 4000. Etc, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors. Like mentioned 6j5, 12 6sn7 and 12 12au7 will all work in most circuits designed for 6c4 but this wont be found in books. Double triode, 6h8c datasheet, 6h8c circuit, 6h8c data sheet. Without a thorough knowledge of tube types and their substitution possibilities, you may be overpaying for your new or nos tubes you employ, or just pick the wrong ones. You will find thousands of tubes or valves with interesting links. Hhscott reference for fans of vintage vacuum tube scott consumer hiif components from 1946 to 1966. This rating ig applicable where the duration of the voltage pu ise does not exceed 15 per cent of one hori zontal scanning cycle, in 52s1ine, 30frame system, 15 per cent of one horizontal scanning cycle is mi crag econ ds. Replacing a 6g5 eye tube with a 6e5 tube antique radios. Domestic receiving tubes and their foreign counterparts by.
If the page is blank click here rca 6fq7 6cg7 datasheet. The ecc189 is a high slope vhf double triode and the 6. Tube 6es8 or rohre 6es8 id4823, double triode, noval, b9a and shown. Substitute data application 9dx preferred substi tutes subs ti tutes 6ly8 6eb8 6w8 6gn8 6je8 neonoval type with frame grid pentode used in color and bw tv receivers. Mostly allowing a t9 stright sideed bulb rather than the st 12 shape of the original. The primary use is as a class a voltage amplifier with resistancecapacitance coupling. Vacuum tubes, sockets, capacitors, nixie and electron tube accessories. Russian svetlana factory 5c8s is doubleanode full rectifier tube the tubes are never used.
Check out the massive plate in this tube, it wouldnt glow even with 40 watts of dissipation. I have a knight a9753 radio that came with the very difficult to now find 6g5 eye tube and i would like to replace it with a 6e5 tube. Although offered in good faith, there are no guarantees with this information. These are the vacuum tubes we have on hand, new, factory boxed. This is historic data that we found on the internet. 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.