Don: Thanks for all that information. My K2 has the KIO2 and I am building the KAT100 in the EC2 next week. On you last paragraph: will I still be able to use the 'Twins' setup under computer control through the KIO2?
Brian KB1VBF Sent from my iPad > On Jan 4, 2015, at 7:59 AM, Don Wilhelm <w3...@embarqmail.com> wrote: > > Brian, > > The web pages have gone away, but the instructions are quite easy. > First, you need the KIO2 installed in the base K2. > > Build the KAT100-2, just follow instructions - build the cable for the KAT100 > as instructed in the manual. Test and align it with the K2/10 at 10 watts - > the RF output from the K2 will be from ANT1 if you have the KAT2 installed. > > Then build the KPA100. Do the alignment, test and calibration with it > connected as normal to the base K2. > > Then install the KPA100 in the EC2 enclosure. It plugs right into the > KAT100-2 You will have to remove pin 4 from the ribbon cable connector. > > Connect a BNC to BNC cable between the base K2 ANT1 connector, a short UHF to > UHF cable between the KPA100 ANT jack to the KAT100 RF IN jack. The control > cable connector with the two cables plugs into the KIO2 and the other male > connector plugs into either the KAT100 or the KPA100 DB-9 connector. > > The K2 senses the presence of both the KPA100 and the KAT2 and automatically > forces the KAT2 to bypass and ANT1. Operation is automatic and seamless. > To use the K2/10 for portable operation, remove the BNC cable from ANT1 and > remove the control cable - the K2 will then revert to the 10 watt transceiver > with the KAT2 active. > > Normally in the external KAT100-2/KPA100 combination, the power for the > KAT100 comes through the KPA100 APP power cable. If you want to set it up so > the K2 will revert to low power automatically if the AC powered large power > supply goes down in an AC power failure, you must power *both* the base K2 > and the KAT100 from a battery backed supply. The switch to low power will > then be automatic if the large power source goes down. > > Even though the KPA100 duplicates the AUX IO port of the KIO2, the computer > connection part of that connector will not be functional when mounted in the > EC2 enclosure. Computer communications must be from the KIO2. > > 73, > Don W3FPR > >> On 1/4/2015 12:42 AM, Brian Denley wrote: >> I am building a KAT100 and KPA100 in an separate EC2 housing. There used to >> be some websites with details on this arrangement but I can no longer find >> them. As I understand things, the KPA100 / KAT100 will operate from the >> KIOS cable but do I need to disable my KAT2? >> >> > ______________________________________________________________ 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 Message delivered to arch...@mail-archive.com
