Andrew, remember the cop is a conservative estimate so it is just a coincidence that the numbers happen to have those ratios.
Harry On Mon, May 27, 2013 at 3:15 PM, Andrew <andrew...@att.net> wrote: > ** > Ekstrom makes the same point as I have failed to make with Dave (and upon > which nobody else here has raised concern). Here it is > > Plot 9 shows COP and the ON/OFF status of the resistor coils. Is it a > coincidence that zero feeding for two thirds of the time results in COP=3, > but constant feeding would yield COP=1? > >
