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ECH84a

Information - Help 
ID = 3444
       
Country:
Europe
Brand: Common type Europe tube/semicond.
Tube type:  Triode-Heptode 
Identical to ECH84a
Similar Tubes
Other characteristic (electr. data):
  ECH84
First year 1962 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)
1962 : -- Collector info (Sammler)

Was used by Radio/TV-reception etc.
Filament Vf 6.3 Volts / If 0.3 Ampere / Indirect / Parallel / series AC/DC
  ech84a.png
  ECH84a: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †
 
ech84a_48_rm20p.jpg
ECH84a: Collection JR
Jacob Roschy

 
no200_1.png
ECH84a: RTT 1974 (Franzis) 13. Auflage
Martin Renz

 
ech84a_techdat01.png
ECH84a: SEL Handbuch 1964
Peter Hoddow


Usage in Models 2= 1962? ; 1= 1962

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):3


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