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2C40

Country: United States of America (USA) Brand: Common type USA tube/semicond. Tube type:  Triode, vacuum   UHF  Identical to 2C40 = CV2643 = GL-2C40 Similar Tubes Normally replaceable-slightly different:   2C40A ; CV687 ; EC560 ; HT301 ; REL34 Multiple differences or of other kind:   6С9Д Predecessor Tubes GL-446A   446A   Successor Tubes 4037   Base Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Ucc) Filament Vf 6.3 Volts / If 0.75 Ampere / Indirect / Specified voltage AC/DC Description Lighthouse planar triode. Usable as amplifier or oscillator up to 3.75GHz. Pulsed operation possible with 200W out.   Text in other languages (may differ) Dimensions (WHD) incl. pins / tip 33 x 65 x mm / 1.30 x 2.56 x inch Weight 35 g / 1.23 oz Tube prices 2 Tube prices (visible for members only) Information source RCA Receiving Tube Manual RC-15   1962 Taschenbuch zum Röhren-Codex 1948/49    Essential Characteristics, GE 1973 Tube Lore (I) 2C40: Telefunken Laborbuch Band 1 Heinz Höger 2C40: Telefunken, Spezialröhren 1962/63 Anonymous 10 Collector More ... Just Qvigstad 2C40: Telefunken Taschenbuch 1971 Anonymous 15 Collector More ... Usage in Models 2= 1956? Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2 Literature "Funkschau" Vol. 29 No. 1 | 1957-01 Literature "Telefunken Laborbuch Band 1 (Taschenbuch hellblau)" Collection of Georges Werts (B) Christian Schaufelberger (CH) Hannu Alho (FIN) Collection of a member from D Robert Gillespie (USA) Peter Pfeiffer (D) Pedro Prieto-Castro (E) Andreas Schulz (D) Alexander Hofer (A) Collection of a member from D Otto Frosinn (D) Collection of a member from FIN Emilio Ciardiello (I)

2C40

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Hits: 1556     Replies: 0 Aufbau der Scheibentrioden 2C39A und 2C40
Franz Harder 01.Feb.18	1 Aufbau der Scheibentrioden 2C39A und 2C40  In Heft 1 / 1957 der Zeitschrift Funkschau erschien ein interessanter Bericht über Entwicklung und Aufbau der Scheibentrioden 2C39A und 2C40 (Seiten 15...18 als PDF)

 

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