The EC92 6AB4 Gallery |
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Single triode preamp
tube. Also found as 6AB4 tube. This type appears in several Europan tube
amps and also in some tube microphones as the Neumann Gefell CMV 563. |
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D-Getter Tubes |
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![EC 92 EC92 6AB4 tube Röhre Neumann Gefell CMV563](EC92-03.jpg) |
Siemens
Code 4A ‡r
Characteristics:
- welded plate
- smaller D-Getter
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![](EC92-05.jpg) |
Code 4A D1 -
D4 Valvo
Characteristics:
- 1 time stapled plate
- larger D-Getter
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![](EC92-04.jpg) |
Valvo
Code 4A D8
Characteristics:
- 2 times stapled plate
- larger D-Getter
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![](EC92-06.jpg) |
Valvo
Code 4P DF
Characteristics:
- 2 times stapled plate
- larger D-Getter
- one "flag"of getter
support above
mica
- also found with
311 D8J
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Ring Getter Tubes |
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![](EC92-02.jpg) |
Siemens
Code 312 ‡xx
Characteristics:
- one hole in plate
- straight, cylindric,
getter support with
"bridge" to heater
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![](EC92-01.jpg) |
Siemens
Code VH0 ‡xx
Characteristics:
- one hole in plate
- straight, cylindric,
getter support
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![](EC92-08.jpg) |
Siemens
Code VH1 ‡xx
Characteristics:
- one hole in plate
- flat getter support
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![](EC92-09.jpg) |
Siemens
Code VH3 ‡xx
Characteristics:
- two holes in plate
- flat getter support
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![](EC92-10.jpg) |
Siemens
Code VH4 ‡xx
Characteristics:
- two holes in plate
- flat getter support
(slightly different)
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![](EC92-07.jpg) |
Telefunken
Characteristics:
- <> between pins
- typical TFK ring getter
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