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James A. Van Allen journal, December 1954-October 1955
Page 103
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Raytheon Manufacturing Co. Receiving Tube Division 55 Chapel Street Newton 58, Massachusetts "Pencil" Tubes CK 5675 CK 5794 CK 5876 CK 5893 ( CK 5794 used in 1680 [mc?]/second radio sonde fixed frequency radio sonde oscillator) ---------------------------------------------- Litz Cable (low inductance, high current) 20-400 [Kc?]/second U.S. Plastic Rope Co. 2581 Spring Street Redwood City 10, California page 308 Electronics April 1954
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Raytheon Manufacturing Co. Receiving Tube Division 55 Chapel Street Newton 58, Massachusetts "Pencil" Tubes CK 5675 CK 5794 CK 5876 CK 5893 ( CK 5794 used in 1680 [mc?]/second radio sonde fixed frequency radio sonde oscillator) ---------------------------------------------- Litz Cable (low inductance, high current) 20-400 [Kc?]/second U.S. Plastic Rope Co. 2581 Spring Street Redwood City 10, California page 308 Electronics April 1954
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