Antique radios, Old Time Radios
ER211
|
Country:
Germany
|
|
| Identical to |
ER211
|
| Similar
Tubes |
Normally replaceable-slightly different:
211
; ER242
; VT-4C
|
| Base |
Jumbo 4-pin bayonet (1918)
|
| Filament |
Vf 10 Volts / If 3.25 Ampere / Direct / Specified voltage AND current AC/DC |
| Description |
Amplification Factor: 12
Transconductance: 3.3 mS
Plate Resistance: 3600 Ohm
Max. Plate Voltage: 1250 V
Max. Plate Dissipation: 75 W
Text in other
languages (may
differ)
|
Dimensions (WHD)
incl. pins / tip |
x 210 x 64 mm / x 8.27 x 2.52 inch |
| Tube prices |
1 Tube prices (visible for members
only)
|
| Information source |
- - Manufacturers Literature
-- Collector info (Sammler)
|
|
ER211: Manufacturer's Literature
Emilio Ciardiello
|
Just Qvigstad
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