Magnavox rhymes with:
czechoslovaks, davox, kovach's, volvox, arnox, bangkok's, benlox, bowersox, clorox, czechoslovaks, davox, hancox, heacox, hecox, hickcox, hickox, hiscox, isaacks, jacox, kovach's, maalox, murdoch's, murdock's, murdocks, reebok's, reeboks, shoebox, silcox, volvox, wilcox, xerox
Magnavox sounds like:
magnifies, mccombs, mozambique, muckenfuss