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The Antminer Asics will be running at 393.75 Mhz
Make sure you check your temperatures after 30 minutes and ensure they are under 50 degrees c
I am running 8 x ant miners on individual Corsair CX500M power supplies at this rate for over 2 days now
Good luck.
My post above is for people who are not very experienced with vi editor. It's copy-and-paste method by downloading a modified asic-freq with the correct values.
Thanks.