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Question Basic question regarding recommended phd2 settings

  • John Myers
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24 May 2021 13:55 #550 by John Myers
Avalon's recommended phd2 settings differ according to focal length: 250 mm, 500 mm, 1000 mm and 2000 mm. If I'm using a 250 mm focal length guidescope with a 1000 mm focal length OTA, is the relevant focal length per Avalon's recommendations 250 mm or 1000 mm?

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