The $25 KD1JV "Tenna-Dipper" <http://www.4sqrp.com> is a lot smaller than a MFJ-259 and works great for tuning the MP-1. I took mine to France along with my K2 last spring. Airport security didn't say a thing, although they ran the bag with the K2 through some sort of detector.
Bob, N7XY On Mon, Nov 22, 2004 at 05:37:13PM -0800, Fred Jensen wrote: > My KX1 has 30m and the ATU. Works way more than great, if there is such > a term.. We're signed up for a trip thru the Canal in the spring > (reason #1 for the KX1), and I have acquired what I think is a homebrew > version of the MP-1 or sort of. N6QYS loaned me his real MP-1, and it > looks pretty much the same and works (electrically) the same. > > I've been using my MFJ-259B to pre-tune the antenna (with the goal of > having the inductor settings marked so I don't have to take the 259 and > try to explain that at the security checkpoint in the airports!), and > then count on the KX1 tuner to handle the rest. So far, on 40m and 30m > seem to come out OK. On 20, with the pre-sets I've been using, the best > I can get is about 3:1 according to the KX1 after the ATU relays quit. > > Questions: > > 1. Any ideas on what is an "acceptable" (in terms of actually being > able to work someone) SWR for the KX1? > > 2. As with all antennas, I can tune the antenna for a variety of > resistances and reactances. I've been shooting for an impedance > magnitude of around 50 ohms. Possibly some combination of R and X is > more optimum? > > It's getting a bit chilly here in N. Cal. to spend time on the deck > using trial and error (MN folks get one, and only one, joke apiece > regarding "chilly") and I was hoping for some accumulated knowlege that > will save me from the cold. > > 73, > > Fred K6DGW > Auburn CA CM98lw > > _______________________________________________ > Elecraft mailing list > Post to: [email protected] > You must be a subscriber to post to the list. > Subscriber Info (Addr. Change, sub, unsub etc.): > http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/subscribers.htm > Elecraft web page: http://www.elecraft.com -- Bob Nielsen, N7XY n7xy (at) n7xy.net Bainbridge Island, WA http://www.n7xy.net _______________________________________________ Elecraft mailing list Post to: [email protected] You must be a subscriber to post to the list. Subscriber Info (Addr. Change, sub, unsub etc.): http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/subscribers.htm Elecraft web page: http://www.elecraft.com
