These cables are pretty easy to build. All you need is the raw cable, two connectors, a soldering iron, and the manuals for the K3 and KPA for connector wiring. Just be sure to buy quality connectors. 73, Jim K9YC > Too short IMHO. I think it is 3ft or 1 Meter. 6ft or 2 meters would > be better or at least an option for 6ft.