I dont have necessarily data for all these types but i also have many data for types not listed. The information contained on this website is for information only. The jj el34 ii is stronger than the original but not harsh sounding in any way. Vintage seiko data 2000 watch 1980s japan made see pics. Direct replacement for 6ak5, 6ak5w, 5654, 5654w, 6j1 tube. This is the amalgamated data from three mullard data books from the late 20s to late 30s. The device temperature conversion rate is programmable and can be chosen to be one of the four values. This tube has a more compact plate structure than standard el34s. Telefunken elektroakustik ef95 6ak5 vacuum tube for cu29. Efb24s damper actuator technical data sheet onoff, spring return, acdc 24 v 8005439038 usa 8668057089 canada 2037918396 latin america caribbean. The tubes is crazy transparent, which is good, but could be bad in some systems.
You could see them rebranded siemens, telefunken, valvo and philips. Mullard introduced the valve in 1952 as a direct equivalent to the american. Vocals are similarly impressive with a level of realism that is what i love about the tube sound. Amp circuit for el95 power tube discussion in amps. Ef806s audio pentode ef86 replacement valve tube guitar amps. If you need more, then stack it with another extension tube. The ef95 is a low noise vhf rf amplifier pentode that is physically small and the electrode assembly is no more than a 10 mm cube. Considered one of the best of the 5654 6ak5 ef95 family of tubes for audio use. The following list shows tube types i have entered so far in my database. I believe it covers all the valves mullard made for domestic receivers between 1925 and 1937. Ex75 eemax ex75 ex75 flow controlled electric tankless. W hat started out as a classic single ended design transformed into a very good amplifier.
Nos tube specification sheet nos tube specification sheet. This 7 pin pentode tube was originally designed for radio frequency amplifier requirements up to 400mhz. Data from or other sources as supplied by john atwood. General electric ge 5654 5654w 6ak5 6ak5w electron. Svetlana ef86 highperformance audio smallsignal pentode t. Amp circuit for el95 power tube discussion in ampscabs tech corner. The 6s3p highfrequency triodes is are miniature devices enclosed in glass bulb and are provided with a ninepin base and an indirectly heated oxidecoated cathode. The tube is notable for its extremely fine grid, and extremely close control grid to cathode spacing. Vacuum tube 6ak5 ef95, pentode, sharp cutoff antique. These are premium grade el95 6dl5 tubes with exceptional quality control for export. Technical handbook service, details of which will be found on page 66.
Each ef806s is tested by us n our avo tester to ensure you receive a good quality valve. The cathode is a flattened tube, g1 is closely wound and very near the cathode. Best value ef95 tube great deals on ef95 tube from. The 6ak5 vacuum tube is a miniature 7pin sharpcutoff pentode used as rf or if amplifier.
With a classic design i mean a smaller valve for voltage amplification and a power valve driving the output transformer. Svetlana ef86 highperformance audio smallsignal pentode he svetlana ef86 is a glass envelope miniature pentode intended for highquality audio preamplifier service. Note, however, that you will have to remove the extension tube in order to get back the ability to focus at infinity. I cant really see it sounding much different than an el84 or 6v6 though. Close manufacturing specification tolerances and improved processing provide improved reliability and. The ef806s audio pentode, ef86 replacement from jj electronic is a brand new replacement for the famous ef86 from the 1950s and 1960s. Thyst are writeread capable, and both operate with 9bit twos complement digital data. Se95 ultra high accuracy digital temperature sensor and. Vacuum tube 6686 e81l, pentode, power amplifier antique. Sonically, these tubes pleasantly surprised me with their stunningly clear and transparent treble and authoritative sounding bass that compliments my hd650 as well as my grados.
Mullard tubes for sale vintage used mullard ef80 pentode vacuum tube valve fully tested. Telefunken ef95 6ak5w vacuum tube for cu29 copperhead. Description the 6s3p 63 highfrequency triode is designed for amplification of highfrequency voltage. Only those valves in current production, with full or half page data are listed. Ef95 6j1p 6ak5 5654 tube upgrade for 6j1 valve little dot mu. Ef95, 6f32 pentode,otk, goldplatinum grid, data 1980. Superior upgrade for 6j1 tube based amplifiers and.
Discover over 129 of our best selection of radio tube, 211 tube, 6j1 tube amplifier, class a finished on with topselling radio tube, 211. Datasheet of triodes, diodes, penthodes,tetrodes, vacuum tubes. If you do later buy a macro lens, the extension tube may still prove useful. If your system is already bright or your headphones are lean and bright, think hd850 this tube might be too much. The us number for the ef806s audio pentode is 6291.
Big catalog of 1980 data and many comparable products. Yeah, i looked at the data sheet but thats the thing about tube data. The thin glass tube envelope is 17 mm in diameter and, excluding the b7g base pins, is 46 mm tall. The 6ak5 vacuum tube is a miniature 7pin sharpcutoff pentode used as rf or if amplifier especially in highfrequency wideband applications at frequencies up to 400 mhz. Eemax ex75 ex75 flow controlled electric tankless water heater w bottom connections features for a kitchen or bar sink only needs cold water line cold water feed. Valves still in production or stock for revalving are not listed here. The 6ak5 vacuum tube is a miniature 7pin sharpcutoff pentode used as rf or if amplifier especially in highfrequency wideband applications at frequencies up to 400 mhz it was developed by bell labs western electric and used extensively as an i.
The tube has blue glass in places where plates open up to reduce electron emissions. To match with this 9bit operation, register temp uses only the 9 msb bits of its bit data for the comparison. The tube is manufactured by the oktjbr, vinnitsa, ukraine. 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. You could see them rebranded siemens, telefunken, valvo and philips in 80s when west european tube plants were already closed. The final grid is placed halfway between cathode and anode and is of a much looser pitch than the other grids. Telefunken elektroakustik ef95 6ak5 vacuum tube for cu. Canon auto focus extension tube ef 25 ii 9199a001 adorama. The ef95 is a low noise rf voltage amplifying pentode, designed to operate at vhf. It was developed by bell labs western electric and used extensively as an i. With almost datasheets and the visitor counter indicates over 4000. A different construction of the classic el34 tube that offers a different tonal palette than the original. I was new to high end headphones, and curious about the tube sound.
The jj el34 ii has an increased low to lowmid end with plenty of headroom to spare. All tubes new, military equipment and have otk mark. The screen grid, again of thin wire, is a flat sided helix. Mullard tubes for sale in uk 51 used mullard tubes. Practical wireless components list pushpull amplifer fig.
Mullard introduced the valve in 1952 as a direct equivalent to the american 6ak5. The telefunken ef95 mullardphillips designation number is also known as the 6ak5 in the us, and was produced in the former soviet union under the 6zh1p designation. Best value ef95 tube great deals on ef95 tube from global. Unfollow el84 tube amplifier to stop getting updates on your ebay feed. It would be fine to use in a small amp for about 35 watts output. Sylvania el95 perfect audiotubes tubesocketvintagego. Tube ef 95 or rohre ef95 id3381, vacuum pentode, miniatur7pinbase b7g, usa 1940 and rfifstage shown.