| Country: |
United States of America (USA) |
|
Brand: |
Common type USA |
| |
Tube type: |
Double Diode-Triode Universal |
|
Tube ID = 2859
|
 |
| Identical to |
75
= VT-75
= 275
= 6Z-DH3
= UZ-75
= 6ZDH3
= A675
= 675
|
| Similar
Tubes |
6SQ7 (other base)
2A6 (Heater different)
6B6 (other base)
|
| First Series |
1933 -- Collector info (Sammler) |
| First Source
(s) |
1933 : The AWA Review Vol. 7, 1992.
Nov.1933 : -- Collector info (Sammler)
|
| Predecessor Tubes |
2A6
|
| Successor Tubes |
6Q7
6Q7G
6B6
6Q7MG
|
|
| Base |
6-Pin-Base U6A, old, USA (Codex=Ka)
|
| Was used by |
Radio/TV-reception etc. |
| Filament |
-: Indirect /
-: Parallel, (AC/DC) /
If: 0.3 Ampere /
Vf 6.3 Volts /
|
| Tube prices |
0 Tube prices (visible for members
only)
|
| Literature |
Essential Characteristics, GE 1973
Taschenbuch zum Röhren-Codex 1948/49
|
|
|
| |
|
| |
Courtesy Bureau Belper (De Muiderkring, Bussum)
Michael Schlör
|
|
 |
|
I.M.
Ingo Moll
|
|
Telefunken Werkstattbuch
Wolfgang Bauer
|
|
Sylvania Technical Manual
Peter Hoddow
|
|
 |