Identico a | E443 |
Valvole simili | Sostituita normalmente - piccola diff.: E43 ; MP/PENOther characteristic (electr. data): E443H ; E443NAltri collegamenti: E443_4pinMultiple differences or of other kind: RES664d |
Prime serie | 1929 Tube leaflet collection E.Erb Analysis by original leaflets |
Prime informazioni | Feb.1929 : Philips Bulletin Jun.1930 : - - Manufacturers Literature |
Evoluzioni | 1930 E443N |
Zoccolo | Europe 5-Pin , B5 (Eu O, F, O5A) 1928 |
Utilizzata per | Radio/TV-reception etc. |
Filamento | Vf 4 Volt / If 0.9 Ampere / Direct / Specified voltage AC/DC |
Descrizione | With 5.5 watts the output power of the E443(N) was increased to almost twice of the former C443. To do so, it required 400 volts as anode and 200 volts as screen voltage. |