 |
| Identical to |
KCH1
|
| First Series |
1939 Tube leaflet collection E.Erb Analysis by original leaflets (P9) |
| First Source
(s) |
1936 : Telefunken 677BK
Dec.1938 : -- Original-techn. papers. Philips-Archiv = 1938
|
| Predecessor Tubes |
KK2
|
| Successor Tubes |
1940
DCH11
DCH21
|
|
| Base |
Europe side contact base P (P8A) (Codex=Sv)
|
| Was used by |
Radio/TV-reception etc. |
| Filament |
-: Direct /
-: Battery = /
If: 0.18 Ampere /
Vf 2 Volts /
|
| Literature |
Taschenbuch zum Röhren-Codex 1948/49
|
|
|
| |
|
| |
Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus
|
|
|
|
collection JR
Jacob Roschy
|
|
Telefunken Werkstattbuch
Wolfgang Bauer
|
|
RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector
|
|
|
