GM 250 (Rider : GM 2 P: 7) |
£1.80 (~ $2.20 or €2.10) |
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Country | Netherlands |
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Manufacturer | Philips; Eindhoven (tubes international!); Miniwatt |
Model | Oscillograph GM3152 - Philips; Eindhoven tubes |
Year: 1931 | Service- or Lab Equipment |
Valves | 9: 4673 4673 4673 1876 AZ1 4673 AL4 4673 7475 DN9-3 or DG9-3 or DB9-3 |
Wave Bands | - without |
Power Type | AC / 110, 125, 145, 200, 220, 245 Volt |
Dimensions | 225 x 290 x 420 mm / 8.9 x 11.4 x 16.5 inch |
Net Weight | 19 kg / 41 lb 13.6 oz (41.85 lb) |
Initial Price | 965.00 RM |
Source | Book: Gernsback Vol: 2 Page: 245 |
Source | Book: Rider Vol: 2 Page: 7 |
Source | MyFile: GM-S1A Ch_S1B Ch_Little General 250_250_Standish 216_216_Continental 219_219-1932.RadioCraft.jpg |