Antique radios, Old Time Radios
1P41
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Country:
United States of America (USA)
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| Identical to |
1P41
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| First Source
(s) |
01.Nov.1950 : -- Original-techn. papers.
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| Predecessor Tubes |
924
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| Filament |
--/-- |
| Description |
Head-on type having S-1 response. Wavelength of maximum spectral response is 8000 +/- 1000 angstroms. This type makes use of a flat circular photocathode, and has a direct interelectrode capacitance of 1.8 picofarads. Top window, head-on operation for light-operated relay operations; 90 microamps per lumen. 3 pin peewee base; pin 2 anode, pin 3 cathode. Anode-supply voltage of 90 volts.
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Dimensions (WHD)
incl. pins / tip |
21 x 52 x mm / 0.83 x 2.05 x inch |
| Weight |
9 g / 0.32 oz |
| Information source |
- - Manufacturers Literature RCA Phototubes and Photocells PT-60
Tube Lore (I)
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1P41: elektron taschenbuch 1952
Heinz Höger
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1P41: RCA
Patrice Zeissloff
More ...
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):18
Collection of
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