radiomuseum.org
Please click your language flag. Bitte Sprachflagge klicken.

UY247

Information - Help 
ID = 11770
       
Country:
United States of America (USA)
Brand:
Tube type:  Vacuum Pentode   Power/Output 
Identical to UY247 = UY-247 = 447 = ER247 = KR47 = Y-247 = NY-247 = PA247 = RYB247 = CL-47 = PH247 = PPX2470 = UY647 = TS247 = P247 = F247 = RX247 = T-47 = C-47 = 47
Similar Tubes
Other shape (e.g. bulb type):
  248 ; NU-47
Normally replaceable-slightly different:
  FY247 ; RES347 ; SY247 ; TU247

Base UY-Base, 5 Pins (USA, April 1927) (Codex=Hy)
Was used by Radio/TV-reception etc.
Filament Vf 2.5 Volts / If 1.75 Ampere / Direct / Specified voltage AC/DC
Information source Taschenbuch zum Röhren-Codex 1948/49   

uy247_so.png UY247: ARRL Handbook 1972
Anonymous 10 Collector


Just Qvigstad
Usage in Models 2= 1931? ; 18= 1931 ; 1= 1932? ; 5= 1932 ; 3= 1933?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):29
 

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