EF89 datasheet(1/11 Pages) PHILIPS | PENTODE WITH VARIABLE MUTUAL CONDUCTANCE FOR USE AS R.F. or I.F. AMPLIFIER
EF 89, Tube EF89; Röhre EF 89 ID841, Vacuum Pentode | Radiomuseum.org
EF89: Anatomy | Radiomuseum
EF89 Datasheet, R.F. Pentode.
6K13P RUSSIAN PENTODE TESTED NOS TUBE = EF89 EF183 EF85 EF865 6F26 6BY7 6F19 | eBay
Radio Tube Equivalents | PDF | Vacuum Tube | Pressure
EF89 TUNGSRAM -TUBE-VALVE-NOS-NIB-ELECTRON- Ef89 Equivalent 6Da6 EUR 6,20 - PicClick FR
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ECC85 ECH81 EF89 EABC80 EL84 EM80 Radio tubes kit
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Radio Tube EF89 Siemens #256 | M-Ware
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EF89 @ The Valve Museum
EF89 Datasheet, Pentode 1955.
Tube type list
EF 89, Tube EF89; Röhre EF 89 ID841, Vacuum Pentode | Radiomuseum.org
EF89 / 6DA6
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ECC85 ECH81 EF89 EABC80 EL84 EM84 Radio tubes kit
INTERCHANGEABILITY AND REPLACEMENT GUIDE FOR ELECTRON TUBES
SM5CBW - Tubedata
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Vacuum Tubes http://www.vacuum-tube-shop.com/ Electron Tubes ...
Rediffusion EF89 RF Variable μ Amplifier Pentode ± Vacuum Tube #UnboxingVintageElectronicComponents - YouTube
List of vacuum tubes - Wikipedia
