RGN2004 = KL75301 = 240NG = WE52 = 75301 = VG3016 = DW4 = PG1561 = VG3512_Seibt = FW125 = 1561 = G2004 = 460BU = PV4200
Similar tubes 2004 ; DE3_Oxytron ; DG500-120 ; DW4/500 ; E4E ; G224 ; G4120_Triotron ; GL4/2 ; GL4/2D ; R0431 ; R240 ; RGN2004E ; V22 ; V90 ; VG280 ; VG3512 ; VG420 ; VG4200
Different maximum ratings: DW3_Mullard ; ВО-188
Heater different: DG4_Thermion
Other base: 1561_UX ; RGN2004_Topf-P8A
First serie year 1928
Prime informazioni
Evolution AZ12 AZ4 RGN2004_Topf-P8A
Socket Europe 4-Pin B4 (Eu A, E, 4A)
Filament Heater Vf 4 Volt / If 2 Ampere / Direct / Specified voltage AC/DC
Identical valves of other manufacturers: Philips 1561 / Valvo G2004 and: Cossor 460BU, Triotron G4120, Tungsram PV4200, Klangfilm 75301.