Just looked on Ebay- - - -the 250 watt resistors are outrageous- - - -100 watt will work, and the ones from Hong Kong, etc. are dirt cheap! Back in the days of vacuum tube circuits, high-wattage resistors were pretty common. Not so anymore, I guess!
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!