I just finished a major rewrite of the SR-150 repair manual. Free download @ https://wd0gof.com/hallicrafters-radio/repair-manuals/ Walt Cates, WD0GOF https://wd0gof.com/Hallicrafters Have you ever noticed, the harder you work the more hard work there is to be done. https://wd0gof.com/bible-study/commentaries/