N6p25 tube data booklet

Try to find 3 or 4 new tubes of the same type and match them up in the circuit. In the 1970s an improved and more rugged version of the 6n2 was introduced, designated 6n2pev russian. Modern vfd vacuum tube demonstrated itself as a tube which can provide tube sound with low supply voltages. The 76 and 6p5 are the same tubes with different bases 5 pin and octal respectively. Currently, a 12ax7 variant derived from the 6n2pev is being produced by sovtek, under the designation 12ax7wa. In the soviet union 6n14p found application in special equipment and to a lesser extent in moreexpensive fm receivers and television sets in the 1960s. Russian 6p3s, 6p3se 6n3c, 6n3ce general tetrode, used in output stages of low frequency amplifiers. You can use a c3m low gain in triode mode which is ideal here, a c3g, e180fe280f. If you have never used this facility before, click the help link. Keywords audio, low frequency, thd, noise, vacuum tube, circuit design, pcb design. It is distinguished by its very high transconductance, mostly the result of its frame grid construction. Please see the substitutes at the top of the page for more details. Ive been researching suitable replacements and purchase a pair of nos rca metal 5z4 rectifiers.

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. By coincidence, im working on a silvertone 4590 which also uses 6n6 tubes. Made in ussr, reflektor factory for military equipments otk, military rhombus stamped. Well, it was obvious i couldnt leave last post as it was. Sep 09, 2018 well, it was obvious i couldnt leave last post as it was. For sale is a reprint of collection of eico model 625 test data. 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. The identification is etched into the dome of the envelope. Eico 625 tube tester complete tube test data book ebay. Lawrence berkeley national laboratory introduction. Aug 16, 20 the 76 and 6p5 are the same tubes with different bases 5 pin and octal respectively.

I wouldnt expect to get a real idea of the quality of a tube type from two random used tubes. There are many other tubes that can be used with the torpedo. The electrodes are obscured by the coating on the glass. Through holes in the anode plates can be seen the outer two grids. According to the 1946 sylvania tube manual, the 6n6 is a dual triode with direct coupling from one section to the other, and is the octal equivalent of the 6b5. 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. Note especially the space and clearance requirements necessary for servicing the unit.

This 18w valve is a great candidate for an output stage, with its standard filament voltage of 6. Unlike the 19j6 or 5j6 tube, however, numerous manufacturers produced the 6j6 tube in great numbers. The 6dj8 is a miniature ninepin medium gain dual triode vacuum tube. Foreign tubes and possible substitutes not always pin compatible, and may need different heater. It is dedicated to be used in audio frequency range which requires the output power 100w. Numbering of contacts in 6p41s is identical with numbering in 7868 required adjustment of the bias voltage for 6p41s. Try to find 3 or 4 new tubes of the same type and match them up. The dome was left dirty as it was considered that cleaning would have damaged some of the lettering. However, in the majority of medium and lowgrade sovietproduced fm radios a more general purpose 6n3p 2c51 vacuum tube was utilized, as the.

An output beam tetrode with direct heated cathode filament. Tube 6p25 or rohre 6p25 id22905, beam power tube, octal int. File created by dieter waechter dieters nixie tube data archive this file is a part of dieters nixie and display tubes data archive if you have more datasheets, articles, books, pictures or other information about nixie tubes or other display devices please let me know. However the stock 5z4p rectifier tubes are starting to go. Tubes cant be substituted since they have different bases but are electrically similar. The tube is manufactured by the nevz, novosibirsk, russia. Both wound on notched rods and both rounded at the ends and flattened across the anode width. Tdsl tube data sheet locator indicates the following tubes are equivalents. First section of the book are scans of roll charts. Bold designators are close or identical, italic designators are different ratings, different pinouts or different filament voltages. This data sheet contains suggested allowable working pressures for assemblies of swagelok tube fittings with tubing of diverse materials. Downloads, supreme instruments manuals, tube data, and.

Ge essential characteristics, the whole 228 page book in an indexed pdf file big, 11mb. Application in tv scan modules, power amplifiers and generators. The 6p25 is an output valve, for frame timebase or audio. The 6s19p triodes are miniature devices enclosed in glass bulb and are provided with a ninepin base, rigit leads and an indirectly heated oxidecoated cathode. The most significant difference between the two is that 6n2p has its two filament elements connected in parallel, unlike the series filament connection of the 12ax7, and it is thus only possible. Direct heating cathode, medium power consumption triode is used for class a amplification. Versions of the tube are named ecc88, e88cc, 6922, 6n23p, and 6n11. Among the full equivalents for the 6j6 tube are many variants of the 6j6 itself. Ptfe has the lowest coefficient of friction of all polymers. Swagelok tube fittings is that the tubing must be softer than the fitting. Here are data sheets from three different mfrs of the 6j6 tube family pdf files. However, there are problems with nutube 6p1 which makes it useless in audio systems with high fidelity.

Barczynski, who offered me a lot of diskspace online, i can put all my datasheets on the web. Wcox056107b watercooled packaged chillers with helical. All tubes new, military equipment and have otk mark. I have a cayin tube amp that uses chinese 6n6 tubes does anyone know of a replacement nos tube that would work as an upgrade. It is designed for dual control and therefore the suppressor has a short grid base or control range. The 6s19p triode is designed for operation as a regulator tu in electronic voltage stabilizers. The 6n1p has similar ratings to the 6dj8 and in the past was sometimes rebranded as such, however differences between the two types the 6n1p. Electron devices svetlana 8200 south memorial parkway huntsville, al 35802 usa phone.

Key in the code for the valvetube you wish to search for and click the query button. There is an option to change the driver for a different valve. Uhf voltage amplification in grounded cathode circuit in input and wideband amplifiers. Drop in tube replacement 6n6 v 6cg7 audiogon discussion.

Welcome to the tube data sheet locator, a popular web resource for finding data on vacuum tubes. Xray properties of elements electron binding energies xray energy emission energies fluorescence yields for k and l shells principal auger electron energies. The 6j6 tube was part of a series of tubes of the same design, but different heater voltages. The key to selecting proper tubing for use with metal. The 5751wa tube is a rugged military version of the 5751, and is the closest equivalent to the 6n2pev. Was the cayin designed with a different tube than the one advertised. Tube 6p1 or rohre 6p1 id25753, beam power tube, octal int. The dome was left dirty as it was considered that cleaning would have damaged some of. Chart 62503 7 pages, 62504 7 pages, 62505 7 pages, 62506 7 pages, 62507 7 pages, 62508 8 pages, 62509 8 pages, 62510 8 pages and 62511 14 pages long. Dieters nixie tube data archive this file is a part of dieters nixie and display tubes data archive if you have more datasheets, articles, books, pictures or other information about nixie tubes or other display devices please let me know. I have a pair of nice monoblock 300b tube amps chinesemade, p2p wired, really nice sound.