Regarding VFO-B tracking VFO-A, it is explained in the box in the lower-right corner of page 43 of the FT-1000MP operating manual. Holding VFO-A's LOCK button while turning the VFO-A knob will cause VFO-B to track VFO-A (only functional with the VFO-A LOCK button). 73, de Earl, K6SE