Radio Antica e Radio d'epoca
303U
|
Stato:
USA (Stati Uniti d'America)
|
|
| Identico a |
303U
|
| Valvole
simili |
Differences not known by us:
203H
; 303C
|
| Zoccolo |
Jumbo 4-pin bayonet (1918)
Top contact with a cap.
|
| Utilizzata per |
Industrial |
| Filamento |
Vf 10 Volt / If 3.25 Ampere / Direct |
| Descrizione |
The 303U is a 125 watt triode with a mu of 21 made by United for use in diathermy. It has a graphite anode from a top cap, heavy anode and grid leads and high insulation between elements.
Max voltage = 1500
Max current = 200 ma
|
Dimensioni
(LxAxP)
incl.pins/tip |
x 216 x 59 mm / x 8.50 x 2.32 inch |
| Bibliografia |
Tube Lore (II) p. 161
|
|
303U: Fin Stewart
Fin Stewart
|
Just Qvigstad
|
|
|
|
|
|
[rmxtube-en]
| Conformità dei dati |
Ulteriori informazioni |
|
|
|
