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Country:
United States of America (USA)
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Brand:
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General Electric for Brand RCA-Radiotron; Bridgeport CT, Syracuse NY
Amalgamated Wireless Valve Co. Ltd. (AWV); Sydney, NSW
Philips Australia
Standard Eléctrica S.A.; Rio de Janeiro
Mazda (tubes), Mazda-Belvu, Compagnie des Lampes; Paris
Haltron (brand), Hall Electric Ltd.; London
Fivre - tubes; Milano (MI)
Philips; Eindhoven (tubes international!); Miniwatt
Amperex; New York
Cetron Electronics, Continental Electric Co.; St. Charles / Geneva (IL)
Chatham Electronics; Newark, NJ
Collins Radio Company; Cedar Rapids (IA)
Eimac (brand name)
Electronic Enterprises Inc.; Newark, NJ
General Electric Co. (GE); Bridgeport CT, Syracuse NY
Gross & Company, J.; New York City, NY
Gross Radio, Inc.; New York, NY
Hytron; Salem (MA)
Ken-Rad, The Kentucky Radio Corporation; Owensboro, KY
Leeds Radio Co.; New York City (NY)
Machlett Labs (tubes); Springdale, CT
Marshall Electronics; Newark NJ
National Union Radio Corp.; Orange (NJ)
RCA (RCA Victor Co. Inc.); New York (NY)
Sylvania (Hygrade, GTE, Nilco); Emporium (PA)
Taylor Tubes Inc.; Chicago (IL)
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| Developer: |
General Electric Co. (GE); Bridgeport CT, Syracuse NY |
| Tube type: |
Half-Wave Mercury-Vapor Rectifier Power-supply |
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| Identical to |
866A
= CE-866
= GU12
= RK866A
= GL866A
= VT-46A
= DQ2
= RG3-250A
= 2XM600A
= P600_Mazda
= AG866A
= ML-866A
= DR-866A
= WL-866A
= F-366A
= UE-966A
= SE-3572
= WT-210-0008
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| Similar
Tubes |
Normally replaceable-slightly different:
2V/400A
; 3096
; 38166A
; 4017a
; 4Q025-3
; AH201
; DCG3/1000E
; DR0,25/10
; PH600
; R3_Rectobulb
; RG250/3000
; TH5021
; TL1_thermionic
; VH400
; VH550a
Other class quality (otherwise equal):
866AX
; CV32
Other base:
866E
Differences not known by us:
866EA
Multiple differences or of other kind:
3B28
; 866B
; 866B_Fivre
; DCG4/1000G
; DCX4/1000
; R66
; SS-866A
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| Predecessor Tubes |
866
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Successor Tubes
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866B
|
| Base |
UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=Br)
Top contact with a cap.
|
| Was used by |
Transmittertube (Radio) |
| Filament |
Vf 2.5 Volts / If 5 Ampere / Direct / Specified voltage AC/DC |
| Description |
Work started on the development of this tube at the GE laboratories in the summer of 1932 and it was assigned the type number early in 1933. It was released to the public in April of that year. The tube has a shielded element structure, which varies in design, depending on the manufacturer.
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Dimensions (WHD)
incl. pins / tip |
x 159 x 64 mm / x 6.26 x 2.52 inch |
| Weight |
75 g / 2.65 oz |
| Tube prices |
7 Tube prices (visible for members
only)
|
| Information source |
Essential Characteristics, GE 1973
Tube Lore (II) p. 80
- - Manufacturers Literature
Taschenbuch zum Röhren-Codex 1948/49
|
866A
Egon Strampe
More ...
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866A: ARRL Handbook 1972
Anonymous 10 Collector
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Just Qvigstad
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866A: Handbook Raytheon amateur tubes
Miguel Angel Trujillo-Rodriguez
More ...
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):20
Collection of
Collection of a member from FIN Collection of a member from D Collection of a member from D |
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Variants
This Philips 866A is much smaller then the American type: D=45 mm, H= 150mm and is in fact a DCG4-1000G.
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