../me banging head on desk.. A/B VFOS are independant on HF but NOT on 6m. Split operation functions fine, HF & 6m. On 6m if I set VFO A then VFO B to another freq...the difference is sustained as I change VFO A, Not VFO B. Cant find what I have set wrong. All Firmware upgrades are done. Chip N6CA