[Repeater-Builder] Re: Adding whiskers to a DB-224?

Mechanical fatigue; where the elements are formed this outer region is the thinnest as it is stretched the most in the forming process. Had this hole been drilled along the side it may have been a better choice as the thickness would be almost the same as the parent straight tubing however after

Re: [Repeater-Builder] Re: Adding whiskers to a DB-224?

--- Virden Clark Beckman [EMAIL PROTECTED] wrote: Mechanical fatigue; where the elements are formed this outer region is the thinnest as it is stretched the most in the forming process. Had this hole been drilled along the side it may have been a better choice as the thickness would be

[Repeater-Builder] Help find EF Johnson CR-1000 manual

Need an RF Johnson CR-1000 repeater manual. Especially need tune-up instructions for TX and RX. If anyone knows a supplier, please let me know. Thanks, Derek Yahoo! Groups Links To visit your group on the web, go to: http://groups.yahoo.com/group/Repeater-Builder/ To unsubscribe

RE: [Repeater-Builder] Re: Adding whiskers to a DB-224?

Laryn, There is only a couple of things you need to do with DB antennas, one is tighten ALL screws everywhere, especially on new antennas! The second is put about three coats of 3M Scotchcoat on every junction including the coax connectors, follow the instructions in next sentence for the

[Repeater-Builder] Re: Adding whiskers to a DB-224?

Derek, my concern is mechanical, rather than RF. Many moons ago, I received a brand new DB224 for the club, which was soon to be installed at a new site. Observing the fine new aluminum elements, I saw that the drain hole was not in the bottom of the loop, but rather up an inch or two from

[Repeater-Builder] hamtronics audio

Hi All, anyone using a hamtronics COR3 with a master 2. I can't seam to get the audio to sound right. It seams to be low in volume and sounds tinny. Adding resistance and /or caps improves one or the other but not both. Any body got one of these that has suggestions? Thanks for the help,

Re: [Repeater-Builder] Help find EF Johnson CR-1000 manual

Is there a difference in the series 1000 EFJ repeater to the CR-1000 EFJ repeater? I have a Series 1000 UHF manual - missing the cover, but its in readable condition. Dave N9NLU --- Derek B. McIntyre [EMAIL PROTECTED] wrote: Need an RF Johnson CR-1000 repeater manual. Especially need tune-up

[Repeater-Builder] icom repeaters

Hey gang. The local club is looking at the new Icom icfr4000 repeater. Anyone ever used this machine? It looks really slick. They say it does 50 watts continuous duty. Is this really true? I'm looking for some input especially with the durability factor in mind. I'm also curious about the