Antique radios, Old Time Radios

9TP4

Country:	Italy		Brand:	Magnadyne Radio; Torino
			Tube type:	Triode-Pentode Frequency converter

Tube ID = 20232


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Identical to	9TP4
Similar Tubes	Heater different: 6TP4

Base	Noval, B9A
Was used by	Radio/TV-reception etc.
Filament	Vf 9.4 Volts / If: 0.3 Ampere / -: Indirect / -: Series, AC/DC /
Literature	- - Manufacturers Literature

Private collection
Emilio Ciardiello

Magnadyne
Fabio Masetti

Usage in Models (calculation each 25th of the month)	2= 1959 ; 2= 1962 ; 2= 1963 ;
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe): 6

Further Information for

9TP4

9TP4 (9TP4) (20.11.2009) Fabio Masetti	Clicks: 51 Replies: 0
Triodo pentodo. Oscillatore convertitore amplificatore ecc.

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