Originally Posted by
oggers
.....clearly stated in the source regulation. Read in context with the rest of 23.335.a it means that if the chosen Vc is less than 33.√(W/S) it must be at least 0.9 VH.
Just happened to be looking at the old Appendix A for another reason
CFR-2012-title14-vol1-part23-appA.pdf (govinfo.gov) and noticed the different text there .... Vcmin need not exceed 0.9Vh.
Furthermore, the old
CAM400.pdf (faa.gov) is quite clear with "... the required minimum value need be no greater than 0.9Vh".