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1Z2

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ID = 4187
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Developer: National Union Radio Corp.; Orange (NJ) 
Tube type:  High-vacuum Rectifier   Power-supply 
Identical to 1Z2
First Source (s)
10.Aug.1945 : Electron Tube Registration List rec. 420

Base Miniatur-7-Pin-Base B7G, USA 1940 (Codex=Zd)
Filament Vf 1.5 Volts / If 0.3 Ampere / Direct
Description High-voltage rectifier. 20kV PIV, 7.8kV max rms, 2mA max DC. 
Tube prices 3 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature

1z2.png
1Z2: Mia raccolta schemi.
Pier Antonio Aluffi

1z2_so.png 1Z2: ARRL Handbook 1972
Anonymous 10 Collector

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Just Qvigstad
1z2_techdat01.png
1Z2: SEL Handbuch 1964
Peter Hoddow

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Usage in Models 1= 1955?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1

Collection of

 
1z2_tung_sol_1.jpg

1Z2
 

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