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LL551

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ID = 77429
       
Country:
Poland
Brand: Dolam, Unitra-DOLAM; Wrocław (Breslau)
Tube type:  Numerals- and Symbols indicating tube   Indication 
Identical to LL551
Similar Tubes
Other shape (e.g. bulb type):
  Z561M
Normally replaceable-slightly different:
  LL551F

Filament --/--
Description

Clear glass; 'Ω', '%', 'V', '+', '~', 'A' and '-' symbols

 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
27 x 34 x mm / 1.06 x 1.34 x inch

ll551.png
LL551: Radio Fernsehen Elektronik 6/76
Egon Strampe

 

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