Antique radios, Old Time Radios
4B23
|
Country:
United States of America (USA)
|
|
| Identical to |
4B23
= EL5BHD
= 38403
|
| Similar
Tubes |
Different maximum ratings:
EL5B2.5
|
| First Source
(s) |
28.Oct.1942 : Electron Tube Registration List rec. 308
|
| Predecessor Tubes |
EL5B2.5
|
| Base |
Edison giant, E40 = 40 mm-Goliat
2 Top contacts.
|
| Was used by |
Industrial |
| Filament |
Vf 2.5 Volts / If 17 Ampere / Direct |
| Description |
Full-wave argon rectifier. E40 Screw base, two plate pins. 425V PIV, 5A. Heavy duty version of 4B22. Graphite anodes
Chatham and Electrons known manufacturers.
|
Dimensions (WHD)
incl. pins / tip |
x 216 x 95 mm / x 8.50 x 3.74 inch |
| Weight |
200 g / 7.05 oz |
| Information source |
Tube Lore (II) p. 86 & 183
Tube Lore (I)
Taschenbuch zum Röhren-Codex 1948/49
Röhrencodex , Röhren-Taschenbuch 1950 23000 Röhren
|
|
|
|
Just Qvigstad
|
4B23: Manufacturer's Literature
Emilio Ciardiello
|
|
|
|
|
You reach this tube or valve page from a search
after clicking the "tubes" tab or by clicking a tube
on a radio model page. You will find thousands
of tubes or valves with interesting links. You
even can look up radio models with a certain tube
line up.
[rmxtube-en]
| Data Compliance |
More Information |
|
|
|
