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ID = 45290
Soviet Union
Brand: Common type USSR (SU) tube/semicond.
Tube type:  Transistor   VHF 
Identical to П403_russ
Similar Tubes
Other base and data slightly different:
  AF124 ; GF131

Base Wires
Filament Solid State
Description PNP germanium alloy high-frequency transistor.

Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
10 x 8 x mm / 0.39 x 0.31 x inch
Weight 2 g / 0.07 oz
Tube prices 1 Tube prices (visible for members only)
  П403_russ: electronica 122
Egon Strampe
П403_russ: eigene Sammlung
Hartmut Schmidt

П403_russ: (russ.datasheet)
Günther Stabe

П403_russ: electronica 129
Egon Strampe

Usage in Models 1= 1975

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):1

Forum contributions about this tube
Threads: 1 | Posts: 1
Hits: 1977     Replies: 0
p403_russ (p403_russ)
Hartmut Schmidt

P403 und P403A unterscheiden sich nur in der Stromverstärkung. Weil für den P403 die Parameter in Basisschaltung angegeben werden (also hier h21b statt h21e wie sonst üblich), erscheinen hier etwas ungewöhnliche Werte:

Typ h21b
P403 > 0,94
P403A > 0,97

Quelle: Radio, Heft 3/61

End of forum contributions about this tube

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