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GRDVII

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ID = 39365
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Tube type:  Full-Wave Vacuum Rectifier   Power-supply 
Identical to GRDVII
Similar Tubes
Other class quality (otherwise equal):
  1805 ; RGN1064

Base Europe 4-Pin (A, 4A, B4, since 1914)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1.1 Ampere / Direct / Parallel, (AC/DC)
Description

Special Quality type.
GRD stands for "Gemeentelijke Radio Distibutie", translated "Municipal Wired Radio". Used by Dutch PTT.

 
Dimensions (WHD)
incl. pins / tip
49 x 115 x mm / 1.93 x 4.53 x inch
 
grd_vii_philips_bild1.jpg
GRDVII: Sammlung
Anonymous 557 Collector

 
grdvii_so.png
GRDVII
Michael Schlör

 

Usage in Models 1= 1938?

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

Collection of a member from D

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