Owen wrote:
"So, you are saying that if a coil has a Q of 500, its efficiency is
500, and that there is more output (power) than input (power)?"

Don`t I wish! Our energy problems would be solved. Owen caught me not
thinking everything through and making a bone-headed mistake. I`ll take
some time to rethink the relation between Q and efficiency.

Best regards, Richard Harrison, KB5WZI