radiomuseum.org

 
Please click your language flag. Bitte Sprachflagge klicken.

25Y5

Information - Help 
ID = 3297
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  High-vacuum Rectifier   Power-supply 
Identical to 25Y5 = CV942
Similar Tubes
Normally replaceable-slightly different:
  U31_USA
Different maximum ratings:
  25Z5
First Source (s)
07.Nov.1934 : Electron Tube Registration List
Successor Tubes 25Z6G  

Base 6-Pin-Base U6A, old, USA (Codex=K)
Filament Vf 25 Volts / If 0.3 Ampere / Indirect / Series, AC/DC
Description

Similar to 25Z5 but intended for export sets, with anode to cathode spacing increased to safely handle 220 V AC main supply.

Whith two independed diodes to be used as voltage doubler or for higher current.
NOT intended as full wave rectifier. [JR]

 
Text in other languages (may differ)
Tube prices 1 Tube prices (visible for members only)
Literature Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature
  25y5.png
  25Y5: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †
 
25y5.jpg
25Y5
Cristian Wolkenstein

 
25y5_so.png
25Y5: ARRL Handbook 1972
Michael Schlör

 
25z6_1.png
25Y5: Manufacturer's Literature
Emilio Ciardiello


Usage in Models 1= 1933?? ; 1= 1933 ; 5= 1934 ; 1= 1935?? ; 1= 1935? ; 18= 1935 ; 1= 1936? ; 8= 1936 ; 2= 1937?? ; 1= 1937? ; 6= 1937 ; 1= 1938? ; 2= 1938 ; 8= 1939 ; 2= 1940?? ; 1= 1940? ; 5= 1940 ; 1= 1945?? ; 1= 1946 ; 1= 1948?? ; 4= 1948 ; 1= 1950??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):72


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]
  
rmXorg