On Fri, Oct 10, 2014 at 9:35 PM, Alan Fletcher <a...@well.com> wrote:

> At 06:14 PM 10/10/2014, H Veeder wrote:
>
>> The issue of translucency would alter the absolute power calculations but
>> wouldn't the relative difference between input and output power remain
>> roughly the same and therefore the COP too?
>>
>
> No -- the input power calculation is correct as it is. The output power --
> and hence COP (output/input+output) -- may change.
>


quite right...thanks

harry

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