How are you judging efficiency?
After all I point my light detector at a heater of the electric kind and
it detects light. It may not be visible light but its probably higher in
frequency than is needed to heat things.
Brian

--
----- --
This newsgroup posting comes to you directly from...
The Sofa of Brian Gaff...

Blind user, so no pictures please
Note this Signature is meaningless.!
"Andy Burns" wrote in message
...
What could you do to make an electric space heater less than 38%
efficient?