6j4p tube data booklet

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. It is dedicated to be used in audio frequency range which requires the output power 100w. So a friend brought one of these over for me to help sort out. Tube 64 or rohre 64 id18935, vacuum pentode, miniatur7pinbase b7g, usa 1940 and rfifstage shown. Jan 03, 2016 a forgotten russian pentode theres not much information around the 649 or 6z49pdr 6j49pdr pentode. The 76 and 6p5 are the same tubes with different bases 5 pin and octal respectively. This is a suitable replacement for any 6j5 6j5g 6j5gt 6j5wgt triode tube type. The construction has a common flattened tube cathode, with the control grids either side. 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. Russian 6p3s, 6p3se 6n3c, 6n3ce general tetrode, used in output stages of low frequency amplifiers. This tester appears to be in good working condition it powers up but i have not tested any tubes with itdo not possess any as the photos show. Dared have shipped gz34s with their preamps as spares for the 5z4p.

Replacement of 5z4p tube, posted on march 7, 2017 at 10. Tubes cant be substituted since they have different bases but are electrically similar. Tdsl tube data sheet locator indicates the following tubes are equivalents. Here are data sheets from three different mfrs of the 6j6 tube family pdf files. There arent really a proper set of instructions, there are extra windings and random wires on the power transformer that arent accounted for, there are no explicit instructions for wiring the selector switch, and there are no testing procedures. The anodes are u channel sections either side of the central cathode. At present time, these data are most complete and exact. The information contained on this website is for information only. Goodsoundclub romy the cats audio site the 6e5p tube. I have not yet received it, so i am wondering how your amp turned out and if you have any lessons learned that i could use. Theres not much information around the 649 or 6z49pdr 6j49pdr pentode. There are many other tubes that can be used with the torpedo.

According to the rca hb3 data sheet for the 1614 dated 121946, the tube is called a transmitting beam power amplifier. I have a pair of nice monoblock 300b tube amps chinesemade, p2p wired, really nice sound. Taras oleynk aka ml8 sent me a couple months ago his measurements of different driver linelevel tubes including the melquiadess diver tubes the 5e5p. You can find exacter data, having investigated the characteristics of a tube for a mode used by you in the circuit. Up for auction is a century model fc2 vacuum tube tester with the original manual tube data chart booklet. Bold designators are close or identical, italic designators are different ratings, different pinouts or different filament voltages. Wcox056107b watercooled packaged chillers with helical. The specifications can be found here anode can easily dissipate 8w and screen can take up to 2w and has a high transconductance of around 30 mav. The 6c4 is a miniature, mediummu triode suitable for use in a wide variety of general purpose applications.

I wouldnt expect to get a real idea of the quality of a tube type from two random used tubes. Each file contains the information on all updating of a one tube type also the static and dynamic curves. Best to ask when you need a tube electrically similar. The plate voltage in the ranger i runs around 550, with solid state rectifiers a bit over 600 volts on the modulators and 6146.

Vacuum tubes, sockets, capacitors, nixie and electron tube accessories. 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. Try to find 3 or 4 new tubes of the same type and match them up in the circuit. Home tubes 6j1pev ef95 6f32 pentode tubes lot of 10 new. Electron devices svetlana 8200 south memorial parkway huntsville, al 35802 usa phone. Please see the substitutes at the top of the page for more details. Among the full equivalents for the 6j6 tube are many variants of the 6j6 itself.

I only bought it as something to do since i am retired and i have run out of tube projects to work on. Each file contains the information on all updating of a onetube type also the static and dynamic curves. Uhf voltage amplification in grounded cathode circuit in input and wideband amplifiers. Replacement of 5z4p tube, posted on june 3, 2012 at 11. Note especially the space and clearance requirements necessary for servicing the unit. Made in ussr, reflektor factory for military equipments otk, military rhombus stamped. Ive been researching suitable replacements and purchase a pair of nos rca metal 5z4 rectifiers. Like mentioned 6j5, 12 6sn7 and 12 12au7 will all work in most circuits designed for 6c4 but this wont be found in books. With almost datasheets and the visitor counter indicates over 4000.

British made by gec in hammersmith uk, this is the best sounding 6j5gt 6j5wgt triode tube type. The 6e5p is highfrequency indirectlyheated tetrode from our friends in russia. Tube 6j4p or rohre 6j4p id46989, vacuum pentode, octal int. Direct heating cathode, medium power consumption triode is used for class a amplification. However the stock 5z4p rectifier tubes are starting to go. The 6j6 tube was part of a series of tubes of the same design, but different heater voltages. The thin glass tube envelope is 18 mm diameter and 44 mm high excluding the b7g base pins. It has relatively high transconductance and high mu when is triode connected. Unlike the 19j6 or 5j6 tube, however, numerous manufacturers produced the 6j6 tube in great numbers. This pentode was designed for highfrequency operation and durability.