Dimension and connections: EL84 – 6BQ5. EL R. F. OUTPUT PENTODE. Base: NOVAL. Uf. = 6,3 V. If. = 0, mA. Typical characteristic: Ua. = V. Characteristics. Electrical. Heater: Min. Nom. Max. Voltage (AC or DC). V. Current. A. Cathode: Oxide-coated, unipotential. Page 1. Page 2. Page 3. Page 4. Page 5. Page 6.

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KT90 Note, larger 2 pages wide files, about 80Kbytes each. Everything you want to know about how tube specsare determined, from flywheel shock testing to altitude testing to salt spraycorrosion resistance. Sovtek 6B4-G and 2A3 are slightlydifferent. Assessment of The Microwave Tube Industryan inside look at what high-tech tubes are used for, why they’re used instead of transistors, what’s in them lots of beryllium!

Can’t find it here? The EL84 is a thermionic valve of the power pentode type. In other projects Dateblatt Commons.

Curve plots for popular current production12AX7’s: Other pages online with tube data: Page1Page2Page3Page4. As of [update] a datenbatt modified version of the 6P14P was manufactured in Russia for Sovtek.

Some more useful info: The “Help,My Amp has ‘s! From Wikipedia, the free encyclopedia. Click Here for sheeton Sovtek 6B4-G.

EL84 JJ (6BQ5) – Matching

It can produce 17 W output in Class AB1 in push—pull configuration. Ratenblatt 25 May The EL84 is smaller and more sensitive than the octal 6V6 that was widely used around the world until the s. While not necessarily a true “military version” of the tube in fact it is more comparable to the6P14P-EVs are known for their low noise and durability.


Eliminating a preamplifier triode in radios made them cheaper. Vacuum tubes Guitar amplification tubes. This article needs additional citations for verification.

Retrieved 22 May Dahenblatt equivalent tubes are the and A[4] [5] an extended-ratings version of the eo84 for industrial applications, E84L long life, professional version with more than hours expected lifetime and the directly equivalent 6P14P Cyrillic: This one has a lot of pages from the European Philips Tube Manual.

Note that the newElectro-Harmonix A is now available,and it does not requireany rewiring to use. June Learn how and when to remove this template message. In common with all ‘E’ prefix tubes, using the Mullard—Philips tube designationit has a heater voltage of 6.

EL84 JJ (6BQ5) – Matching – Tubeprofi

Try searching the Tube Data Sheet Locatorthe world’s biggest index of tube datasheets. It is used in the power output stages of audio amplifiers, most commonly now in guitar amplifiersbut originally in radios. Articles needing additional references from June All articles needing additional references All articles with unsourced datenblayt Articles with unsourced statements from August Articles with unsourced statements from March Articles containing potentially dated datenblat from All articles containing potentially dated statements.

This chart shows an example of how toset up voltage-amplifyingpentodes for maximum voltage output as opposed to maximum gain The example givenis an RCA Retrieved from ” https: Please note that these are OEM spec sheets,except for some of the Resistance Coupled Dahenblatt charts, you will not be downloading any pages of a regular tube manual that you already have.

What to do, and why you shouldn’t panic. Resistance Coupled Amplifier Charts: Iggy Pop’sRussian Tube Reference page.

Retrieved 23 May Manufacturers were quick to adopt it in general use, and they are found in many old European valve radios and other audio equipment. Note ifyou already have an RCA tube manual, and if the tubeslisted on the RCA charts in the back are same as here, the pageswill be the same as what you already have.


The EL84 was developed to eliminate the need for a driver tube in radios, so it has rather more gain than is usual in a power pentode. Note that all Philips subsidary companies Mullard, Valvo, etc and allfactories that made tubes under Philips license used these codes Ei, Toshiba,Siemens, etc so it’s not limited to European Philips tubes.

Views Read Datenlbatt View history. Developed by Philips in for use in the British Mullard amplifier, [ citation needed ] the EL84 came to prominence when used datebnlatt Watkins and later the Vox amplifiers preferred by many British Invasion bands of the s. A single EL84 was used in low-cost equipment, and a push—pull pair for lower distortion and higher power. Please help improve this article by adding citations to reliable sources. The Sovtek EL84 is often sold under their own brand name by other well-known electric guitar and guitar amplifier manufacturers – such as Fender or Mesa Boogie.

By using this site, you agree to the Terms of Use and Privacy Policy. Unsourced material may be challenged and removed. The 6GK6 datenblqtt nearly equivalent operating characteristics with a different pinout. This page was last edited on 24 Decemberat