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BO

Information - Help 
ID = 13844
       
Country:
Germany
Brand: Siemens; D (S.& Halske / S. Electrogeräte)
Tube type:  Triode, vacuum 
Identical to BO = Bo
First Source (s)
1926 : Saga of the Vacuum Tube, Tyne p.435
Predecessor Tubes BF  
Successor Tubes OCK   Ba  

Base EU-Telephone 5-pin (G5K) (Codex=sp)
Was used by Telephony
Filament Vf 1.7 Volts / If 1.1 Ampere / Direct / Parallel / series AC/DC
Description Dimensions of this tube were taken from an existing tube but may vary slightly, particularly in bulb length. 
Dimensions (WHD)
incl. pins / tip
x 110 x 48 mm / x 4.33 x 1.89 inch
Weight 47 g / 1.66 oz
Tube prices 4 Tube prices (visible for members only)
Information source Taschenbuch zum Röhren-Codex 1948/49   
 
bo.jpg
BO: Eigene Sammlung
Martin Steyer

 
bo_sock.png
BO: Tabu Röhren-Codex, 1948
Anonymous 15 Collector

 
bo_daten_kennl.png
BO: Elektronenr Kennl u Daten - Gehrts 1927
Trev Levick


from Just Qvigstad

Usage in Models 4= 1925?

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



Forum contributions about this tube
BO
Threads: 2 | Posts: 2
Hits: 2358     Replies: 0
BO (BO)
Gerd Junginger
03.Nov.10
  1

Im damaligen Preisblatt Siemens 1935 hat die Röhre 24 RM gekostet.

 
Hits: 1833     Replies: 0
BO (BO)
Eckhard Kull
23.Nov.05
  1 Daten der Röhre BO

Attachments

 
BO
End of forum contributions about this tube

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