Info on the origin and creation of the Qalif Spectro profiles:
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<a href=https://www.avsforum.com/threads/using-alternative-meters-for-jvc-autocal-software.3169373/post-61278575>https://www.avsforum.com/threads/using-alternative-meters-for-jvc-autocal-software.3169373/post-61278575</a>