Page 1. Page 2. Page 3. Page 4. Page 5. Page 6. Page 7. Page 8. Tube 6BQ5 or Röhre 6BQ5 ID, Vacuum Pentode, Noval, B9A and Power/ Output shown. Radio tubes are valves. The thin glass tube envelope is 72 mm long excluding the B9A base pins and the diameter is 20 mm. References: Datasheet, &. Type 6BQ5 was first introduced.

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6BQ5 Datasheet PDF –

June Learn how and when to remove this template message. Developed 6bbq5 Philips in for use in the British Mullard amplifier, [ citation needed ] the EL84 came to prominence when used in Watkins and later the Vox amplifiers preferred by many British Invasion bands of the s.

The EL84 was developed to eliminate the need for a driver tube in radios, so it has rather more gain than is usual dagasheet a power pentode. Retrieved 22 May In common with all ‘E’ prefix tubes, using the Mullard—Philips tube designationit has a heater voltage of 6. Retrieved 23 May It is used in the power output stages of audio amplifiers, most commonly now in guitar amplifiersbut originally in radios.


Manufacturers were quick to adopt it in general use, and they are found in many old European valve radios and other audio equipment. 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.

6BQ5 Datasheet PDF

Dstasheet of [update] a slightly modified version of the 6P14P was manufactured in Russia for Sovtek. Eliminating a preamplifier triode in radios made them cheaper.

Other equivalent tubes are the and A[4] [5] an extended-ratings version of the tube for industrial applications, E84L 6bbq5 life, professional version with more than hours expected lifetime and the directly equivalent 6P14P Cyrillic: A single EL84 was used in low-cost equipment, and a push—pull pair for lower distortion and higher power. It can produce 17 W output in Class Datashdet in push—pull configuration. Retrieved 25 May Views Read Edit View history.

From Wikipedia, the free encyclopedia. The EL84 is smaller and more sensitive than the octal 6V6 that was widely used around the world until the s.


6BQ5 @ The Valve Museum

Articles needing additional references from Datashest All articles needing additional references All articles with unsourced statements Articles with unsourced statements from August Articles with unsourced statements from March Articles containing potentially dated statements from All articles containing potentially dated statements. The 6GK6 has nearly equivalent operating characteristics with a different pinout. Vacuum tubes Guitar amplification tubes.

This page was last edited on 24 Decemberat 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. The EL84 is a thermionic valve of the power pentode type. Please help improve this article by adding citations to reliable sources.