Alan, If you check the K1 schematic, you will find there is already a reverse polarity protection diode installed. It is D16. That will not protect the wire, but it will protect the K1.
73, Don W3FPR On 9/22/2010 4:05 PM, ardujen...@aol.com wrote: > For about a year I have been operating my K1 strictly battery power. I > have a barrel connector attached to a pair of red/black wires with red/black > alligator clips to connect to the battery. As my eyesight is getting poor I > do not want to take the remote chance I can apply reverse polarity. > > The manual (Section 11 OPERATION, Connections, Power Supply) only states > to install a 2 amp fuse but not sure if this is the best method > > I would appreciate recommendations as to whether the 2 amp fuse will > suffice or if some sort of diode should be added > ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
