Antique radios, Old Time Radios

SSI

ID = 28786

Country:

Germany

Brand:	Siemens; D (S.& Halske / S. Electrogeräte)
Tube type:	Screen-grid Tetrode Audio Frequency
	<1925 very rare. ***

Identical to

SSI

First year

1917 Saga of the Vacuum Tube, Tyne page 253, 254

Predecessor Tubes

SS_Siemens

Successor Tubes

1917 SSII

Filament	Vf 2.5 Volts / If 0.38 Ampere / Direct / Battery =
Description	Das Schirmgitter -zwischen Steuergitter und Anode- soll die unerwünschte Anodenrückwirkung reduzieren. Es wurde damals Schutznetz genannt.
Tube prices	2 Tube prices (visible for members only)
Information source	Saga of the Vacuum Tube, Tyne

SSI: TU-Darmstadt, Archiv
Anonymous 15 Collector

SSI: Riepka, Die Röhre, 1926
Anonymous 15 Collector

Museum "Heinz Nixdorf MuseumsForum HNF"

Collection of a member from D

Collection of Alexander Hofer (A)

Collection of a member from D

Forum contributions about this tube

SSI

Threads: 1 | Posts: 1

Hits: 1733 Replies: 0

SSI (SSI) Berichtigung

Hans-Thomas Schmidt
01.Aug.12

SSI (SSI) Berichtigung

Liebe Röhrenfreunde,

die SSI gab es zuerst mit dem 5poligen Liebenröhrensockel und später mit dem 5poligen Poströhrensockel. Hier sind also 2 Röhrenvarianten gemeinsam eingtragen.

Bitte durch Trennung berichtigen.

Gruß, H.-T. Schmidt

SSI
End of forum contributions about this tube

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