- 1. Topband: 75ft vertical matching 160/80m (score: 1)
- Author: Trevor <ei2glb@eircom.net>
- Date: Mon, 4 Feb 2013 11:41:07 +0000
- Hi all New to topband here and after my L blew down the day after CQ 160 CW I need a better antenna, I want to cover 160 and 80 with the same vertical and radials Can anyone tell me the best way to d
- /archives//html/Topband/2013-02/msg00026.html (6,746 bytes)
- 2. Topband: 160m L and 80m Vertical (score: 1)
- Author: MR TREVOR DUNNE <ei2glb@eircom.net>
- Date: Mon, 29 Dec 2014 00:39:43 +0000 (GMT)
- Hi All I need some help in trying to get an antenna that will cover both 80 and 160, What I was planning is a Inverted L with a 75 ft Vertical section of Aluminum tube and the rest tied off to a conv
- /archives//html/Topband/2014-12/msg00427.html (7,195 bytes)
- 3. Re: Topband: 160m L and 80m Vertical (score: 1)
- Author: MR TREVOR DUNNE <ei2glb@eircom.net>
- Date: Tue, 13 Jan 2015 00:11:29 +0000 (GMT)
- Hi Thanks to everyone who sent me replies, I havn't had time to reply to them all, I have a plan in place and will report back when I get it up and running, 73 Trevor EI2GLB Hi All I need some help i
- /archives//html/Topband/2015-01/msg00073.html (7,380 bytes)
- 4. Topband: Top loaded vertical help, (score: 1)
- Author: MR TREVOR DUNNE <ei2glb@eircom.net>
- Date: Tue, 5 Sep 2017 22:45:40 +0100 (IST)
- Hi All Looking for a little help I'm going to build a top loaded vertical for 160m I have about 70-75ft vertical and was thinking about using 4 wires off the top to make up the difference, My garden
- /archives//html/Topband/2017-09/msg00010.html (7,733 bytes)
- 5. Re: Topband: Top loaded vertical help, (score: 1)
- Author: MR TREVOR DUNNE <ei2glb@eircom.net>
- Date: Wed, 13 Sep 2017 15:39:30 +0100 (IST)
- Thanks for all the replies guys, I haven't made much progress due to hurting my back working on the support base for the vertical, but I hope to get back to it soon, Thanks Trevor EI2GLB -- Original
- /archives//html/Topband/2017-09/msg00037.html (9,050 bytes)
- 6. Topband: RF choke/balun (score: 1)
- Author: MR TREVOR DUNNE <ei2glb@eircom.net>
- Date: Fri, 15 Sep 2017 15:22:50 +0100 (IST)
- Hi All I am planning on making an RD Choke for my 160m inverted L and was wondering what others use, I was thinking of 3 stacked ft240-43 cores and maybe 10-12 turns of some rg316 or the like small c
- /archives//html/Topband/2017-09/msg00040.html (6,650 bytes)
- 7. Re: Topband: RF choke/balun (score: 1)
- Author: MR TREVOR DUNNE <ei2glb@eircom.net>
- Date: Sat, 16 Sep 2017 08:07:55 +0100 (IST)
- Hi Thanks for the replies, no I will be using radials on the ground, amount unknown, Thanks Trevor EI2GLB If you're going with elevated radials, then a feedline choke is a must. Place it within a few
- /archives//html/Topband/2017-09/msg00044.html (8,443 bytes)
- 8. Topband: Relay switching at the base on antenna (score: 1)
- Author: MR TREVOR DUNNE <ei2glb@eircom.net>
- Date: Sat, 23 Sep 2017 13:39:59 +0100 (IST)
- Hi All Can Anyone tell me a simple way to switch a 12v relay at the base of an antenna using the rigs ptt as the trigger?? Thanks Trevor EI2GLB _________________ Topband Reflector Archives - http://w
- /archives//html/Topband/2017-09/msg00052.html (6,355 bytes)
- 9. Re: Topband: Relay switching at the base on antenna (score: 1)
- Author: MR TREVOR DUNNE <ei2glb@eircom.net>
- Date: Sat, 23 Sep 2017 18:32:05 +0100 (IST)
- Could you point me in the direction of a circuit for this I'm struggling to visualise it, Thanks Trevor EI2GLB -- Original Message -- From: Roger D Johnson <n1rj@roadrunner.com> To: MR TREVOR DUNNE <
- /archives//html/Topband/2017-09/msg00053.html (8,383 bytes)
- 10. Re: Topband: Relay switching at the base on antenna (score: 1)
- Author: MR TREVOR DUNNE <ei2glb@eircom.net>
- Date: Sat, 23 Sep 2017 22:19:29 +0100 (IST)
- Thanks for all the info Guys, I have some multicore cable out to the base of the antenna, I will try using a relay keyed from the key out on my rig, and see how that works, I want to switch in and ou
- /archives//html/Topband/2017-09/msg00056.html (10,112 bytes)
- 11. Topband: RX/TX Antenna decoupling, (score: 1)
- Author: MR TREVOR DUNNE <ei2glb@eircom.net>
- Date: Sun, 1 Oct 2017 21:04:44 +0100 (IST)
- Hi All I want to make sure my tx antenna doesn't upset my RX antenna they are about 20m apart, I plan to disconnect the feed line to the TX antenna when in RX but do I leave it floating or ground it,
- /archives//html/Topband/2017-10/msg00000.html (6,260 bytes)
- 12. Re: Topband: RX/TX Antenna decoupling, (OFF LIST) (score: 1)
- Author: MR TREVOR DUNNE <ei2glb@eircom.net>
- Date: Mon, 2 Oct 2017 20:20:56 +0100 (IST)
- Thanks Iain That's what I am planning too hope it works out for both of us, See you in the pile ups, 73 Trevor EI2GLB -- Original Message -- From: iain haywood <g4sgx@justfans.co.uk> To: ei2glb@eirco
- /archives//html/Topband/2017-10/msg00002.html (7,202 bytes)
- 13. Re: Topband: RX/TX Antenna decoupling (score: 1)
- Author: MR TREVOR DUNNE <ei2glb@eircom.net>
- Date: Fri, 6 Oct 2017 15:52:13 +0100 (IST)
- Thanks Pete for a total novice like me being able to see what people actually do and not just the theory really helps, I have a relay box made up to disconnect my tx vertical I just need to alter it
- /archives//html/Topband/2017-10/msg00033.html (8,056 bytes)
- 14. Topband: 160m Vertical matching Help (score: 1)
- Author: MR TREVOR DUNNE <ei2glb@eircom.net>
- Date: Wed, 1 Nov 2017 16:54:18 +0000 (GMT)
- Hi All I finally got the vertical up and running, problem I have now is I can't find a low SWR on the coil, the best I can get is about 2.8:1 no matter where I tap the coil that's the best SWR, I can
- /archives//html/Topband/2017-11/msg00000.html (6,711 bytes)
- 15. Re: Topband: 160m Vertical matching Help (score: 1)
- Author: MR TREVOR DUNNE <ei2glb@eircom.net>
- Date: Wed, 1 Nov 2017 17:11:52 +0000 (GMT)
- Hi Wes Thanks for the reply I can move the point of lowest SWR by moving the tap on the coil, I need to lower the SWR I thought using the coil across the feed point would do this but its not working
- /archives//html/Topband/2017-11/msg00002.html (9,712 bytes)
- 16. Re: Topband: 160m Vertical matching Help (score: 1)
- Author: MR TREVOR DUNNE <ei2glb@eircom.net>
- Date: Wed, 1 Nov 2017 18:27:13 +0000 (GMT)
- Thanks everyone for the replies, I'm new to all this so you may go easy on me, I don't understand this R+JX stuff so I need a dummies guide if possible, I have the vertical section at the top of the
- /archives//html/Topband/2017-11/msg00006.html (10,411 bytes)
- 17. Re: Topband: 160m Vertical matching Help (score: 1)
- Author: MR TREVOR DUNNE <ei2glb@eircom.net>
- Date: Thu, 2 Nov 2017 14:46:15 +0000 (GMT)
- I Don't think we even have any AM stations in the country never mind close enough to bother my MFJ but thanks for the info, Trevor EI2GLB -- Original Message -- From: Russ Tobolic <erusst@yahoo.com>
- /archives//html/Topband/2017-11/msg00018.html (14,049 bytes)
- 18. Re: Topband: Good Conditions Last Night (score: 1)
- Author: MR TREVOR DUNNE <ei2glb@eircom.net>
- Date: Tue, 7 Nov 2017 14:51:56 +0000 (GMT)
- Zone 18 is always a nice one to get hopefully zone 19 will pop up soon it's always one of the hardest to work due to lack of activity, Trevor EI2GLB -- Original Message -- From: JC <n4is@comcast.net>
- /archives//html/Topband/2017-11/msg00047.html (8,461 bytes)
- 19. Topband: Relay info needed, (score: 1)
- Author: MR TREVOR DUNNE <ei2glb@eircom.net>
- Date: Mon, 13 Nov 2017 00:20:37 +0000 (GMT)
- Hi All So after I got my vertical all tuned in I have been having a blast on TB over the last week or two, Thanks to everyone who helped me with that by the way, there was too many of you to reply to
- /archives//html/Topband/2017-11/msg00072.html (7,995 bytes)
- 20. Re: Topband: Relay info needed, (score: 1)
- Author: MR TREVOR DUNNE <ei2glb@eircom.net>
- Date: Mon, 13 Nov 2017 13:52:50 +0000 (GMT)
- Which of these would be suitable https://rover.ebay.com/rover/0/0/0?mpre=https%3A%2F%2Fwww.ebay.com%2Fulk%2Fitm%2F162342540907 https://rover.ebay.com/rover/0/0/0?mpre=https%3A%2F%2Fwww.ebay.co.uk%2Fu
- /archives//html/Topband/2017-11/msg00076.html (20,756 bytes)
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