| Identical to |
CK1
= 13M1
= TCK1
= UK1
|
| Similar
Tubes |
EK1 (Heater different)
VO13 (other base and data slightly different)
AK2 (Heater different)
UGDR (can normally be replaced - small diff'ce)
UPG105 (Multiple differences or of other kind)
|
| First Series |
Mar.1934 Tube leaflet collection E.Erb Analysis by original leaflets |
| First Source
(s) |
Feb.1934 : Toute la radio # 1
Jul.1935 : Die Sendung 1935 #7
|
| Predecessor Tubes |
RENS1824
B2048
BK1
|
| Successor Tubes |
1936
CCH2
EK2
UCH11
UCH4
UCH5
CK3
|
|
| Base |
Europe side contact base P (P8A) (Codex=Seo)
|
| Was used by |
Radio/TV-reception etc. |
| Filament |
-: Indirect /
-: Parallel / series AC/DC /
If: 0.2 Ampere /
Vf 13 Volts /
|
| Tube prices |
1 Tube prices (visible for members
only)
|
| Literature |
Taschenbuch zum Röhren-Codex 1948/49
|
|