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SRS501

Information - Help 
ID = 22707
       
Country:
Germany
Brand: Phönix Röntgenröhrenwerk, Rudolstadt (Ostd.)
Developer: Funkwerk Erfurt, VEB, RFT (Ostd.) - vorm. Telefunken GmbH 
Tube type:  Transmitting Tube, Pentode, air cooled 
Identical to SRS501
Similar Tubes
Normally replaceable-slightly different:
  RS391
Successor Tubes SRS455  

Base 2 Top contacts
Filament Vf 12.6 Volts / If 1.5 Ampere / Indirect / Parallel, (AC/DC)
Description Entwickelt im Funkwerk Erfurt, Verlagerung der Produktion etwa 1958/59 in das benachbarte Rudolstadt (Phönix). 
Dimensions (WHD)
incl. pins / tip
102 x 280 x mm / 4.02 x 11.02 x inch
Weight 250 g / 8.82 oz
Literature
 
roehre_srs501_bild_1.jpg
SRS501: Eigenes Bild
Anonymous 971 Collector

 
srs_501_sockel.gif
SRS501: RTB Funkwerk Erfurt 1956
Wolfgang Eckardt

 
srs_501_data.png
SRS501: RFT Special-Purpose Tubes_1959/60
Wolfgang Eckardt



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