Another Benefit to High-Speed Sync

Gary L. Friedman
Sep 5, 2018 · 2 min read

In the past I have mentioned that the Morse-code “FIRE!” command used in the Wireless Flash protocol happens after the shutter has already opened, and because the intensity of the Morse-code commands is relatively small, it will probably never be noticeable in your shot. However, there are situations (like when you’re shooting up close and wide open) when it will show up, and in the past (like last month) I have always…

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Gary L. Friedman

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Gary L. Friedman is a professional photographer who runs the stock image website FriedmanArchives.com and has written many best-selling camera-specific books.

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