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Country:
United States of America (USA)
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Brand:
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Common type USA tube/semicond.
Condor Lamps Australasia Ltd; Sydney
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
Bentley Acoustic Corp. Ltd., The; London
CeCo (tubes), C.E. Mfg. Co. Inc.; Providence, RI
Kadette (tube brand) - see also International Radio Corp.; Ann Arbor, MI
National Union Radio Corp.; Orange (NJ)
Raytheon Mfg. Co.; Cambridge, MA
Sylvania (Hygrade, GTE, Nilco); Emporium (PA)
Triad Television & Mfg. Co.; Pawtucket, RI
Troy (tube brand)
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| Tube type: |
Vacuum Pentode RF/IF-Stage Controlling (mu) |
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Ca. 1925 up to 1945 rare. |
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| Identical to |
6D6
= UZ-6D6
= UZ6D6
= 38646
= VT160_GPO
= CV1709
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| Similar
Tubes |
Other shape (e.g. bulb type):
M6D6
Normally replaceable-slightly different:
58A
Other class quality (otherwise equal):
VT-69
Heater different:
58
Other base:
6D6_Octal
; 6E7
; 6U7G
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| First year |
1933
-- Collector info (Sammler) >65 models for 1933, some with dated ads.
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| First Source
(s) |
01.Aug.1934 : Electron Tube Registration List
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| Predecessor Tubes |
58
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Successor Tubes
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6U7G
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| Base |
6-Pin-Base U6A, old, USA (Codex=Kf)
Top contact with a cap.
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 6.3 Volts / If 0.3 Ampere / Indirect / Specified voltage AND current AC/DC |
| Description |
Variable mu 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 (WHD)
incl. pins / tip |
x 111 x 38 mm / x 4.37 x 1.50 inch |
| Weight |
37 g / 1.31 oz |
| Tube prices |
3 Tube prices (visible for members
only)
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| Information source |
Essential Characteristics, GE 1973
Tube Lore (II) p. 55
- - Manufacturers Literature
Taschenbuch zum Röhren-Codex 1948/49
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6D6: Internet
Miguel Angel Trujillo-Rodriguez
More ...
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6D6: Telefunken Werkstattbuch
Wolfgang Bauer
More ...
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Just Qvigstad
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6D6: Cunningham Radiotron Manual
Peter Hoddow
More ...
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):6238
Collection of
Collection of a member from FIN
| Documents about this component |
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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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Variants
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Metal coated cylindrical glass version. Complete name: M6D6. The letter "M" appears only on the boxes and enclosed paperwork, not on the tubes.
Please klick here: M6D6
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