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Author Message   Harryrag Tinkerer Username: Harryrag Post Number: 162 Registered: 05-2008 Rating: N/A Votes: 0 Posted on Friday, January 01, 2010 - 09:12 am:    Have to make some corrections here, there is a picture of the 520M, but only of the selenium metered version, but the CdS metered model seems a mystery.