Tube Valve RSD UAF42

Country:Europe
Brand: Common type Europe tube/semicond.
Tube type: Diode-Pentode RF/IF-Stage Controlling (mu)
Identical to UAF42 = WD142 = 12S7
Similar Tubes
Different connections:
UAF41
Differences not known by us:
UAF42F
Multiple differences or of other kind:
UAF21
First year 1948 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)
Sep.1948 : Daten und Schaltungen moderner ... Röhren; Philips # 3A
Dec.1948 : Funk-Technik (FT) # 24
Predecessor Tubes UBF11 UAF41
Successor Tubes 1950 UBF80
Base Rimlock base B8A
Was used by Radio/TV-reception etc.
Filament Vf 12.6 Volts / If 0.1 Ampere / Indirect / Specified voltage AND current AC/DC
Dimensions (WHD)
incl. pins / tip 22 x 60 x mm / 0.87 x 2.36 x inch
Weight 16 g / 0.56 oz

Tube testé au lampemètre de service Centrad modèle 751

(info internet)