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topband-helical · Topband Homebrew Helical 160m
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97
Hi Phil.i don't have a stn at the moment (so i don't know what has been happening on  160mtrs --been globetrottingjust returned from Egypt.)Do you know if the...
brian lyth
m0jnc
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Aug 13, 2009
8:16 am
98
... HI Brian, I see no reason why this type of coil will not work on the High Sierra ( I presume ) 1800 pro antenna , or indeed any other type of screwdriver...
Phil
m0vey
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Aug 13, 2009
9:01 am
99
There is a website in the UK that does fibreglass rods that has appeared in Radcom recently. Could be useful to members if they need strong stand alone mast...
william_northcote1970
william_nort...
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Aug 18, 2009
11:38 pm
100
Hi will, That brand looks expensive lol. On e-bay.co.uk there is a guy called spratreader who sells 10M fibreglass poles which slide down to 1M (I think) at...
Ronald Ellwood-Thompson
uk_microguy
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Aug 19, 2009
9:47 am
101
Oops Will, I should have said for a helical of course you spiral the wire fromm bottom to top. (But of course it will not pack down to 1M whan not needed,...
Ronald Ellwood-Thompson
uk_microguy
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Aug 19, 2009
9:50 am
102
Well as fiberglass poles they do look good enough not only for masts but also for construction. But they sell in 6m lengths so building anything will leave a...
william Northcote
william_nort...
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Aug 23, 2009
1:36 pm
103
In the link from that well known downloader gateway site are PDF's of the American homebrew magazine. Sadly it folded in 2005 after 7 editions but there will...
william_northcote1970
william_nort...
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Aug 23, 2009
1:39 pm
104
Hi will, Please keep us informed as to your progress. Commercial vertical antennas, even of the cheapest construction, cost an exorbitant amount of cash, so...
uk_microguy
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Aug 23, 2009
3:20 pm
105
Well I am hinking of going the route of fiberglass poles/fishing poles or canal rods. Hopefully that will make the cost come down. Reading on the UK QRP...
william Northcote
william_nort...
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Aug 23, 2009
8:52 pm
107
Hi All. I¡¦ve been a member of the site for some time now and have done a lot of reading and not a lot of posting.... But I have a question ƒº I understand...
m3iqq
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Aug 24, 2009
9:25 am
108
Hi allCorrect me if i am wrong but according to what i think i have read on a web site ( approx 242ft is about the length be it 121fteach leg of a dipole or an...
brian lyth
m0jnc
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Aug 24, 2009
9:51 am
109
... Hi Andy, I always use the formula of 468 divided by the frequency in mhz to give the length of a half wave antenna. This would equate to 234 divided by...
m0vey
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Aug 24, 2009
1:42 pm
110
Hi, As a new member of this group I am enjoying the ideas and am encouraged that some have had success with helical antennas. I, like many hams, have limited...
kc0o
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Aug 24, 2009
3:29 pm
111
Hi, your experiments will be of great interest to the likes of us who live in a modern house. (Read for that, a miniscule gardem lol). I bought a 10M pole for...
uk_microguy
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Aug 24, 2009
6:30 pm
112
... Hi, Thanks for the info, 126 feet sounds good to me. The next question is will the size of the coil or its location up the mast make any difference? Thanks...
m3iqq
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Aug 24, 2009
7:59 pm
113
... Hi Andy, I would say the size of the coil & its location up the mast are open to experiment & perhaps a case of " suck it & see " . I've had my own helical...
m0vey
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Aug 26, 2009
7:43 am
114
A simple design on a vertical of which can be made in one day? http://www.k6mm.com/antennas/160M-QST.pdf Could be a nice winter project for some of you. Will ...
william_northcote1970
william_nort...
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Sep 11, 2009
2:40 pm
115 uk_microguy
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Sep 11, 2009
6:09 pm
116
Hi Will, Thank you for this article, It is a simple idea just asking to be tried out. Many Thanks. Ron (GW1HIN)...
uk_microguy
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Sep 11, 2009
6:11 pm
117
Hi All Thanks for all the info and advice received so far... From the pictures I have just uploaded you will see that the Topband Helical is up in the...
Brian
gw4dvb
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Sep 19, 2009
3:30 pm
118
Hi, Having become foul of planning people here in Aberystwyth, can you give more building details. The photos are a bit too far away for details to be noticed....
uk_microguy
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Sep 19, 2009
4:29 pm
119
With local councils in England and Wales the one thing they have in common is they do not know with part of the body they are talking from. For instance I had...
william Northcote
william_nort...
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Sep 19, 2009
7:42 pm
120
hi a\ll, I get the impression from those planning notes, that no antenna shall be higher than 100 cm in height. if this is correct then we are all stuffed when...
uk_microguy
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Sep 19, 2009
8:47 pm
121
The document that the Planning Officer used for this location is contained on this page. Apparantly this has been updated and is goig to go through another...
Brian
gw4dvb
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Sep 19, 2009
9:21 pm
122
Only for a digital antenna. Wire antennas are exempt. Will 2E0WHN ________________________________ From: uk_microguy <ronelltom@...> To:...
william Northcote
william_nort...
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Sep 19, 2009
11:00 pm
123
Hi I have added a few more pictures of the QTH Double storey and about 18ft ground to the guttering. There do seem to be a number of different interpretations...
Brian
gw4dvb
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Sep 20, 2009
3:14 pm
124
Has anyone made a vertical antenna for topband using a slinky coil? Been considering it over the last few days and was thinking it may cut a few corners as to...
william
william_nort...
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Sep 20, 2009
6:53 pm
125
Hi Will, I tried usung slinkies, but they rusted up pretty quickly. I found that sparaying them with varnish helped but of course the insides of the coil where...
uk_microguy
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Sep 20, 2009
7:38 pm
126
I may try that Ron. The thing that gets me is the winding of the wire and it ends up looking "a bit messey" as I am one of these people that like ot make...
william Northcote
william_nort...
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Sep 20, 2009
8:23 pm
127
Hi all, next month on November 14th sees the annual RSGB Club Calls Contest. Full details here: http://www.rsgbcc.org/hf/rules/2009/rclubcalls.shtml This would...
m0vey
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Oct 23, 2009
8:39 am
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