EF86 DATA SHEET PDF

given as a guide only – please refer to original manufacturers data sheets to ensure that a substitute is safe and appropriate for your application. EF86 Ratings. TECHNICAL DATA. Characteristics of a bogey tube: Electrical. Heater Voltage ( AC or DC) in Volts. +/ Heater Current in mA. +/- 10%. Page 1. Page 2. Page 3. Page 4. Page 5. Page 6. Page 7. Page 8.

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Under these conditions the maximum hum level is 1.

This has a synthetic rubber mount. Collection of Patrice Zeissloff F. From Wikipedia, the free encyclopedia. Collection of Ottmar Rollmann D. You even can look up radio models with a certain tube line up. The UF86 is identical with the exception of a At higher frequencies the effect of vibration is usually negligible on account of the damping provided by the chassis and the valve holder.

It was first shown at the Radio Show and first used in their amplifier from Sjeet Meersburg Automatik 7 und Freiburg automatik 7 von Collection of Marco Lagendijk NL.

The EF86 was used in many preamplifier dqta during the last decades of vacuum tube hi-fi development.

(PDF) EF86 Datasheet download

Sbeet class quality otherwise equal: Tesla; Praha, Bratislava etc. In use it is recommended that it is fitted into a vibration resistant base. Collection of Bruno Candreia CH. Collection of Ralf Meinke D. In other projects Wikimedia Commons. You will find thousands of tubes or valves with interesting links.

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Collection of Tor Steinnes N.

EF 86, Tube EF86; Röhre EF 86 ID, Vacuum Pentode

The landmark amplifier designs from Mullard’s application laboratories all specified the EF86, and today it is still the valve of choice for this work. Collection of Danko Tkalec HR. Collection of Stig Comstedt S. This page was last edited on 1 Novemberat Its design is low noise and anti-microphonic.

Collection of Oskar Elm D. Quantity of Models at Radiomuseum.

Collection of Hermann Fleischanderl A. The full Mullard data sheet is available by clicking the valve name at the top of the page. RTT Franzis Collection of Chris Lepiarczyk D. Erb Analysis by original leaflets.

Collection JR Jacob Roschy. Retrieved from ” https: Collection of Karl – Heinz Bossan D. EF86 Four EFtype tubes. The low level of hum attained with this valve can be completely masked by that due to an unsuitable valve-holder, in which excessive leakage and capacitive coupling ec86 pins will introduce considerable hum.

EF86 – Wikipedia

Articles containing potentially dated statements from All articles containing potentially dated statements All stub articles. Care in the design of the valve to ensure that the electrode structure and its mounting are as rigid as possible has reduced the microphony of the EF86 to a very low level.

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By using this site, you agree to the Terms of Use and Privacy Policy. The rarely used EF83 is a remote-cutoff pentode [4] otherwise similar to the EF86; the remote cutoff variable mu makes it suitable for applications such as automatic gain control agc in tape recorders. Type EF86 was first introduced in You reach this tube or valve page from a search after clicking the “tubes” tab or by clicking a tube on a radio daga page.

Collection of Aldo Patriarca CH. Collection of Karl-Heinz Entrich D. Wheet such cases a flexible mounting for the valve-holder or a separated weighted sub-chassis is advisable.

Collection of Reinhard Riek D. Collection of Ekkehard Pfau D. Antique radios, Old Time Radios. This exhibit was made by Mullard who designed the EF Warning the PDF file is 3. Collection of Bekir Yurdakul F. Although used in circuits such as tape recorder input stages and instrument amplifiers, microphony can be a problem, even when mounted in a vibration-reducing valve holder.

Collection of Klemens Rhode D.