[Elecraft] KAT100 and KPA100 control interface

Sat Nov 16 22:57:00 2002

Bill

Suggested reading at:

    http://www.fidalgo.net/~wa7gxd/k2kpa100.html

73,

Tom Hammod   N0SS

At 09:29 PM 11/16/02, [email protected] wrote:
>Hi All,
>
>Need some help figuring out how to simultaneously control the KPA100 and 
>KAT100
>which are occupying an EC-2 enclosure together.
>
>I have the KIO2 interface in my K2, and it was doing a nice job 
>controlling the
>KPA100 remotely.  I'm not familiar with serial control design, so I not too
>sure about what I can get away with.  I'm a little reluctant to smoke test 
>the
>various solutions until I have some input from the group. There are two 
>options
>I'm seeking input on:
>
>1)  Build a second interface cable from the K2 then split to the KPA100 
>and the
>KTA100 with conductors wired in parallel for each DB-9 connector.  Will this
>work?
>
>2)  Use my existing (and proven) aux bus control cable to the KPA100, and
>connect the KPA100 P1 to the KAT100 P4 with the supplied ribbon cable from 
>the
>KPA100 kit.  If this would work it would really be a slick setup; with all 
>but
>the high power RF connected internal to the EC-2 chassis.
>
>There are a number of features on the KPA100 and KAT100 that appear to 
>support
>the configuration I'm after, so I'm thinking this has already been thought 
>out.
>
>Any help with this serial control bus issue would be greatly appreciated.
>
>--
>Bill Schwantes
>W7QQ  K2 #2715
>_______________________________________________
>Elecraft mailing list: [email protected]
>You must be a list member to post to the list.
>Postings must be plain text (no HTML or attachments).
>See: http://mailman.qth.net/mailman/listinfo/elecraft
>Elecraft Web Page: http://www.elecraft.com