Show WARN OWNERS OF WIRELESS WASHINGTON July By IT-By 17 ByTh The Associated Commerce Pre s department reiterated today that ra- ra ra radio dio dlo stations take tak at their risk of ot the th present unregulated eta eta- eta us ue of ot broadcasting machinery by In- In Increasing In creasing their power and normal wave wa length requirements They asserted assert d that the success ot of bro broadcasting pending cn ot of regul regulatory lory legislation depends en- en entirely en entirely on the th station managers co cooperating co operating with each other to avoid Interference Commenting on reports from New NewYork NewYork NewYork York that six stations there her had changed to new n w wove wave lengths or In- In In their In Intention to do so ot of of said they did not expect any lasting serious contusion confusion to result from such changes chances because st station llon owners would realize realise that sue cue suc broadcasting would be b fu tu futile tile such auch conditions They added that the tho th problem ap apparently would work Itself out and that until boiler betler receptive condi condl conditions arrive and the tho th usual summer interference I Is over they would not be In a position to determine det the extent of ot the th contusion confusion that would from a universal switchIng to favored lengths below belov 00 meters |