Antique radios, Old Time Radios
DH7-91
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Country:
Great Britain (UK)
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| Identical to |
DH7-91
= DB7-91
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| First Source
(s) |
Jul.1960 : - - Manufacturers Literature Tentative data
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| Base |
Loctal-9-Pin (B9G)
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| Filament |
Vf 6.3 Volts / If 0.55 Ampere / Indirect / Specified voltage 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;
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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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DH7-91: AH eigene Sammlung
Alexander Hofer
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Just Qvigstad
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1
Collection of
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