PR-10 This is a L.A based company and is a 10 tube Patterson 4 band shortwave receiver .55-21MHz in a metal case. Production year 1933. Photo Copyright 2005, Joe Veras, K9OCO. All Rights Reserved. Used With Permission. See also web-page: Supplementary photos

Patterson Shortwave receiver PR-15. Supplementary photos

Patterson Shortwave receiver PR-16 series C model which has a crystal filter and also has the push pull 42's "variation" (see Moore 3rd edition) instead of the 6A3's. This is a 5 band receiver .55-32MHz. The PR-16 perhaps was the only receiver to use parallel RF stages. Production year 1935. Supplementary photos

---- updated October 20th 2005 ---

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