Please click your language flag. Bitte Sprachflagge klicken.


Information - Help 
ID = 67803
Brand: Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH
Tube type:  Numerals- and Symbols indicating tube   Indication 
Identical to ZM1212
Similar Tubes
Other class quality (otherwise equal):

Base 13 pin or wire all glass N17S-1, B13B
Filament --/--

Symbole: Ziffern 0-9, Dezimalpunkt links.
Ohne Farbfilter.
Ziffernhöhe: 15,5 mm
Sockel: B13D
Zündspannung: 170 V
Ziffern: 1,5...3 mA
Dezimalpunkt: 0,3...0,6 mA

Dimensions (WHD)
incl. pins / tip
19 x 48 x mm / 0.75 x 1.89 x inch
Weight 8 g / 0.28 oz

zm1212_telefunken_sockel.png ZM1212: telefunken
Walter Fackler

Just Qvigstad
ZM1212: telefunken
Walter Fackler


You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]

Data Compliance More Information