Antique radios, Old Time Radios
1P37
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Country:
United States of America (USA)
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| Identical to |
1P37
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| First Source
(s) |
01.Apr.1946 : -- Original-techn. papers.
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| Filament |
--/-- |
| Description |
Gas filled photocell for use in sound reproduction from dye-image soundtrack. Blue sensitive. Side-on type having S-4 response. Wavelength of maximum spectral response is 4000 +/- 500 angstroms. This type makes use of a semicylindrical photocathode, and has a direct interelectrode capacitance of 3 picofarads. Anode-Supply voltage maximum is 100 volts. Dwarf 4-pin base.
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Dimensions (WHD)
incl. pins / tip |
28 x 105 x mm / 1.10 x 4.13 x inch |
| Weight |
31 g / 1.09 oz |
| Tube prices |
1 Tube prices (visible for members
only)
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| Information source |
Taschenbuch zum Röhren-Codex 1948/49
- - Manufacturers Literature RCA Phototubes and Photocells PT-60
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1P37: elektron taschenbuch 1952
Heinz Höger
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1P37: RCA
Patrice Zeissloff
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