Tube valve Valvo CY2

Country:Europe
Brand: Common type Europe tube/semicond.
Tube type: High-vacuum Rectifier Power-supply
Identical to CY2 = TCY2 = UY2_Dario = MCY2 = VCY2 = G3060 = 13U7_Ultron = 30BG = UVG51
Similar Tubes
Other shape (e.g. bulb type):
30NG
Normally replaceable-slightly different:
1D4_Brimar
Other base:
CY32 ; PV30 ; UR3C
Other base and data slightly different:
PV3018
Other base and other heater:
PV4018
Multiple differences or of other kind:
25Z6G
First year 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
Successor Tubes UY3 UY1 CY21
Base Europe side contact P8A (Au P, 8SC) (Codex=Se)
Was used by Radio/TV-reception etc.
Filament Vf 30 Volts / If 0.2 Ampere / Indirect / Specified current AC/DC ~ = (Series working)
Description
Whith two independed diodes to be used as voltage doubler or for higher current.
NOT intended as full wave rectifier. [JR]

Tube testé au lampemètre de service Centrad modèle 751

(info internet)