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DH7-91

Information - Help 
ID = 33766
       
Country:
Great Britain (UK)
Brand: Mullard Radio Valve Co. Ltd.;
Tube type:  Oscilloscope CRT, picture tube   Indication 
Identical to DH7-91 = DB7-91
First Source (s)
Jul.1960 : - - Manufacturers Literature Tentative data

Base Loctal-9-Pin (B9G)
Filament Vf 6.3 Volts / If 0.55 Ampere / Indirect / Parallel, (AC/DC)
Description Electrostatic focus and deflection oscilloscope CRT.
Short persistence Green/Blue.
Sensitivity 0.5 to 0.9 mm/V
Typically Vg2,4 = 1 kV; Vg3 =210 to 320; Vg1 = -28 to -65; Ig3 = -50 microA;
 
Dimensions (WHD)
incl. pins / tip
71 x x 257 mm / 2.80 x x 10.12 inch
Weight 225 g / 7.94 oz
Information source - - -   
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tubo_catodico_dh7_91.jpg
DH7-91: Collezione privata personale
Massimo Carli

 

Usage in Models 1= 1959

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


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