Antique radios, Old Time Radios
875
|
Country:
United States of America (USA)
|
|
Brand:
|
|
| Tube type: |
Half-Wave Mercury-Vapor Rectifier Power-supply |
|
| Identical to |
875
= 875_Versch
= 575_DeForest
= TL15
|
| Similar
Tubes |
Normally replaceable-slightly different:
975A
; CV644
|
|
Successor Tubes
|
875A
F375A
VT-187
|
| Base |
Jumbo 4-pin bayonet (1918)
Top contact with a cap.
|
| Was used by |
Transmittertube (Radio) |
| Filament |
Vf 5 Volts / If 12.5 Ampere / Direct |
| Description |
Mercury rectifier, tubular bulb with cap and suoer-jumbo base (A4-29).
- 15 kV PIV
- 1.5 A average, 2.5 A peak plate current.
Common rectifier in US, intended for the power supply of 5 kW transmitters.
Superseded by 875A with thoriated-tungsten filament.
|
Dimensions (WHD)
incl. pins / tip |
x 274 x 97 mm / x 10.79 x 3.82 inch |
| Information source |
Tube Lore (II) p. 80
Tube Lore (I)
Electronics
Taschenbuch zum Röhren-Codex 1948/49
|
|
875: Manufacturer's Literature
Emilio Ciardiello
|
Just Qvigstad
|
|
|
|
|
|
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 |
|
|
|
