1/2A Nicad Adapter

This allows a rechargeable NiCad glow battery to be used on 1/2A engines. Reduce a piece of 1/8-inch dowel slightly, then thread three 8-32 nuts onto it. Drill a small hole lengthwise through the dowel, bare a piece of copper hook-up wire, and insert it through the hole so that it protrudes at the far end. Bare a second piece of hook-up wire, and insert it between two of the nuts to form the outer...