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ID = 31188
Brand: Common type Europe tube/semicond.
Tube type:  Damper, booster, flyback diode 
Identical to PY800
Predecessor Tubes PY80  

Base Noval, 9 pin miniature (USA pico-9) B9A Top contact with a cap.
Filament Vf 19 Volts / If 0.3 Ampere / Indirect / Specified current AC/DC ~ = (Series working)
Description <5.75 kV piv. Ia <0.45 A pk, 0.175 average.
Replaces the PY80 with improved characteristics, in particular the permitted heater-cathode voltage was raised from 650V to 6000V. 
Dimensions (WHD)
incl. pins / tip
22 x 82 x mm / 0.87 x 3.23 x inch
Tube prices 1 Tube prices (visible for members only)
Information source - - Manufacturers Literature   
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no29_1~~1.png PY800: RTT 1974 (Franzis) 13. Auflage
Martin Renz

Just Qvigstad
PY800: Manufacturer's Literature
Emilio Ciardiello

More ...
Usage in Models 1= 1958?? ; 2= 1966? ; 1= 1969??

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):4

Collection of

Collection of a member from D
Collection of a member from D


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