You are living in the wrong place ... The Bird Collection is here ... wattmeters and loads ... galore But, for some reason, you still like to live -> there ...
Neil BTW, so is the Motorola Motrac, Mocom-70, Mitrek, Micor, GE mastr-pro and Exec and mastr II collections ... besides a few manuals too ... but you just love to live on Arcadia ???????????????? ---- Original Message ---- From: [EMAIL PROTECTED] To: [email protected] Subject: Re: [Repeater-Builder] WTD: UHF element for URM-120/Sierra164B Wattmeter Date: Wed, 01 Mar 2006 18:01:28 -0800 >So borrow a Bird Thruline with the proper UHF range slug, and >run various power levels into the combination and make up your >own calibration chart. You will probably find that it's pretty >linear... >like x% off from y to z frequencies... > >Until I found a military version of a Termaline in a surplus >store (about 1985 or so) I was using a Heath in-line VHF >wattmeter and a Bird resistive load. I tested the setup >with a friend's Bird Thruline and it was acceptable at >2m and about 5-10% off at 220MHz and about 10-15% >off at UHF (if forget the exact percentages, but they were >consistent across the ham band). > >And since most tuning is done for maximum or minimum, >the exact numbers aren't necessary. > >And for those that are, you can take the number off your >wattmeter, multiply it by the known fudge factor, and >record the result in your logbook. > >Mike WA6ILQ > >At 05:15 PM 3/1/06, you wrote: > >>--- Dennis Wade <[EMAIL PROTECTED]> wrote: >> >> > Good morning all, >> > >> > I am looking for a UHF element for the >> > above wattmeter. >> > There were various power and specific frequency >> > ranges made...I need >> > one that will cover the 440 amateur band at minimum. >> > The element that >> > went to 1 Ghz would be ideal. What do you have? >> > >> > Please excuse the marginally on topic post >> > for some lists, >> > but finding one of these is more difficult than I >> > thought. >> > >> > Thanks! >> > >> > >>Unlike the Bird elements the URM120 or Struthers >>wattmeter slugs are calibrated for the meter it is >>used with. How much differance it will make to >>subistute the slugs from one meter to another is >>unknown to me. >> >> >>__________________________________________________ >>Do You Yahoo!? >>Tired of spam? Yahoo! Mail has the best spam protection around >>http://mail.yahoo.com >> >> >> >> >> >>Yahoo! Groups Links >> >> >> >> > > > > > > >Yahoo! Groups Links > > > > > > Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/Repeater-Builder/ <*> To unsubscribe from this group, send an email to: [EMAIL PROTECTED] <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/
