using a 6 Volt system to run 12V items Apr 29, 2017 7:26:21 GMT -5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by henrystoys on Apr 29, 2017 7:26:21 GMT -5 Looks like a great way to get some 12v items to work on our old cars, IE radio.www.classiccarstereos.com/negative-ground-6v-to-12v-converter.html