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ID = 19363
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Developer: Philips; Eindhoven (tubes international!); Miniwatt 
Tube type:  Transmitting Triode, air cooled 
  <1925 very rare. ***
Identical to Z-IIB = Z2B_Philips
Similar Tubes
Other base:
  Z-IIA ; Z2A_Philips
Successor Tubes TA08/10  

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Filament Direct / Battery =
Description The Z IIB was a 1924 designation and was re-designated in 1925 into Z2B. Most of the Z types had a matching rectifier which were a look-alike of the Z type. The rectifier for the Z IIB was the ZG IIB which had no grid and grid connection. For further data of the Z IIB, see Z2B_Philips. The Z and Zg tubes were replaced in 1927. 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
60 x 135 x 60 mm / 2.36 x 5.31 x 2.36 inch
Weight 64 g / 2.26 oz
Information source - - Manufacturers Literature   R38H 1-12-1925
Ernst Erb

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Peter den Boer

Z-IIB: Banneitz, TB der drahtl. Teleph. 1927
Anonymous 15 Collector

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