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Pays:
Worldwide
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Fabricant:
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Common type Worldwide tube/semicond.
Genalex, BGE (brand), British General Electric Co. Pty Ltd.; Sydney, NSW.
Osram (tubes/valves) - see British General Electrics; Sydney
Philips Australia
Canadian Marconi Co. Ltd. (CMC, Esterline), Marconi's Wireless; Montreal, QC
Purotron, Raga AG; Zürich
Brimar (STC); Foots Cray
British Tungsram Radio Works Ltd.
Mazda = Valve (Tube) brand GB (see also France)
Philco Radio & Television Corp. of Great Britain Ltd.; London
Fivre - tubes; Milano (MI)
Arcturus Radio Tube Co.; Newark, NJ
Bamberger, L. & Co; Newark, NJ
National Union Radio Corp.; Orange (NJ)
Raytheon Mfg. Co.; Cambridge, MA
Silvertone (tubes) - see also Sears; Chicago, IL
Sylvania (Hygrade, GTE, Nilco); Emporium (PA)
Triad Television & Mfg. Co.; Pawtucket, RI
Zenith (tubes), Duratron Radio Tube Corp.; New Jersey
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| Type: |
Vacuum Pentode RF/IF-Stage Commande |
|
| Identique à |
78
= 78E
= UZ-78
= UZ78
= A678
= VT-78
= AG78
= CV2544
= G78
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| Similaires |
Autre forme (type de tube) :
M78
Remplaçants avec petites différences :
38078
; T78
Autre qualité (reste identique) :
1604
Différent chauffage :
24/78
; 337A
; 88S
Différent culot :
6K7G
; 78_Coronet
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| Première série |
1933
The AWA Journal Vol. 7, 1992
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| Première source |
Mar.1933 : -- Collector info (Sammler)
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| Prédécesseurs |
58
|
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Successeurs
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6K7G
6K7
6K7GT
6K7MG
|
| Culot |
6-Pin-Base U6A, old, USA (Codex=Kf)
Connexion au sommet par téton.
|
| Utilisé par |
Radio/TV-reception etc. |
| Chauffage |
Vf 6.3 Volt / If 0.3 Ampère / Indirect / Specified voltage AND current AC/DC |
| Description |
Remote cutoff RF/IF amplifier.
* RMA/JEDEC register record available by courtesy of TCA* - This tube was already listed by several manufacturers when RMA started its standardization in 1934. In order to characterize popular receiving types, manufacturers were asked to supply average characteristics as measured on production lots. Here are the filled answer forms supplied by Radio Valve Co., Raytheon, Sparton, Triad, Tung Sol, Ken Rad, Hytron and Arcturus. Full record is downloadable here.
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Dimensions
(l x h x p)
incl.pins/tip |
x 118 x 34 mm / x 4.65 x 1.34 inch |
| Poids |
38 g / 1.34 oz |
| Prix |
1 Prix (visible pour membres seulement)
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| Bibliographie |
Essential Characteristics, GE 1973
Tube Lore (II) p. 28
-- Collector info (Sammler)
Taschenbuch zum Röhren-Codex 1948/49
|
78: Courtesy Bureau Belper (De Muiderkring, Bussum)
Anonyme 10 Collectionneur
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78: Telefunken Werkstattbuch
Wolfgang Bauer
Plus d'infos ...
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Just Qvigstad
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78: Sylvania Technical Manual
Peter Hoddow
Plus d'infos ...
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Modèles de Radiomuseum.org avec ce composant :2509
Collection de
Collection d'un membre de FIN Collection d'un membre de D Collection d'un membre de I Collection d'un membre de FIN
| Documents pour ce composant |
| |
RMA qualification record for tube types 76, 77, 78, 6C6, 6D6, 75, 41, 42, 2A5, 85, 6F7, 80, 84 and 6A7. |
1569 KB |
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Variantes
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Metal coated cylindrical glass version. Complete name: M78. The letter "M" appears only on the boxes and enclosed paperwork, not on the tubes.
Please klick here: M78
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