Thread: Picture of 1949 radio and TV shop
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Old 05-25-2014, 03:36 PM
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Fant Fant is offline
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Join Date: Oct 2013
Location: Texas
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The test instrument is a Jackson Model 640 test oscillator (sig gen). It covers 100 kc to 32 mc with 400 cycle modulation. There is just one row of buttons.
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