Here's another approach to get the physical size down a bit:

https://www.amazon.com/Uxcell-a1401...5L&preST=_SX342_QL70_&dpSrc=srch

four 4 ohm 50 watt resistors wired in parallel provide the 1 ohm required - - - -AND the 200 Watt capacity.
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!