Greeting folks. I am currently attempting to build a Loran-C (centered at 100kHz) receiver and am having some difficulty with the antenna. Though I have been...
154
realrussian
Aug 8, 2004 3:07 am
I just bought a Sangean PRD-2 radio. It works great on the internal AM antenna. Just for experimentation, I want to hook up an external loop antenna. It has...
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Scott Savage KC7WDG
tcbh420
Aug 8, 2004 9:33 am
one wire goes to the ground screw and one goes to the am antenna screw Scott ... From: realrussian To: loopantennas@yahoogroups.com Sent: Saturday, August 07,...
156
Bruce Carter
rbrucecarter
Aug 8, 2004 2:09 pm
The only dumb questions are those that don't get asked. Two ways to go: (1) Antenna screw to a really long wire strung outside. Ground screw to a cold water...
157
R H F
radiohighfreq
Aug 8, 2004 5:28 pm
RR, AM/MW Loop Antennas: Your best 'connection' may be NO Connection. Use the AM/MW Loop Antenna "Inductively Coupled" to the Radio's built-in AM/MW Ferrite...
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J&D Schnoor
schnoor1648
Aug 9, 2004 12:41 am
I have been looking for a decent medium-wave AM loop antenna. I have found a Terk AM-1000 AM Advantage Antenna for $31.70 plus shipping. My questions are: 1)...
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johnkelsall2000
Aug 9, 2004 12:42 am
hi all , am parting out a technics st-s1 tuner to build a tunable loop. every thing but the variable cap is available. all switches knobs andface panel are...
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david towers
radioman69uk
Aug 9, 2004 12:42 am
From experience I would connect inner to AM Antenna and outer to ground. Whether the internal loopstick will cause problems I do not know. Orientation of...
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Jim Dunstan
norlink88
Aug 9, 2004 3:20 am
... The radio more than likely uses a ferrite rod antenna/front end inductor. If it has a terminal for the AM receiver it will in all likely hood be connected...
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Michael Stevenson
portstevos
Aug 9, 2004 9:47 am
This past weekend saw my new loop antenna mounted on a short metal mast firmly cemented into the ground in the middle of my backyard, on top of this mast is a...
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Bruce Carter
rbrucecarter
Aug 9, 2004 1:30 pm
... Find no. Build yes. ... Probably not. What is your source? I had assumed the model was discontinued....
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realrussian
Aug 9, 2004 10:38 pm
OK, I hooked the loop (a cheap, simple little plastic thing that comes with an am/fm hifi receiver for the am part) up 1 wire to "am antenna" and 1 wire to...
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Jim Dunstan
norlink88
Aug 10, 2004 4:49 am
... Okay .... I thought you were using a tuned loop. The loop you describe will be an inferior antenna to your built in ferrite rod antenna. It is designed...
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Phil Lefever
kb0nes
Aug 10, 2004 5:04 pm
... Probably not unless you are willing to build it. If that is the case you could likely build a much better antenna but it will be larger. ... I did a...
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realrussian
Aug 10, 2004 7:29 pm
Thanks, but what about my question regarding "auto disconnect" of the internal ferrite bar? When I turn the loop to null a strong, local station (I don't hear...
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realrussian
Aug 10, 2004 7:34 pm
According to Terks website, and product brochure, the Terk AM Advantage antenna is "omnidirectional". Is that true? I thought all loop antennas were very...
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Bruce Carter
rbrucecarter
Aug 10, 2004 8:42 pm
... all ... The Terk brochure is in error....
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Bruce Carter
rbrucecarter
Aug 10, 2004 8:42 pm
... all...
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Jim Dunstan
norlink88
Aug 11, 2004 3:07 am
... I am sure there is no 'auto disconnect' .... most receivers with the ferrite antenna that have external antenna connections will operate both at the same...
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Steve Greenfield
alienrelics
Aug 11, 2004 3:45 am
It probably means the loop is not really tuned to null; instead it is tuned -near- null, and is putting out just enough at 180 out of phase with the internal...
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Tom,webmaster,indigot...
indigotalkradio@...
Aug 11, 2004 2:22 pm
Installation of DSL has caused terrible overnight buzzing from the 500's to about 1000kHz. Phone company made adjustments at street and house. Buzzing on...
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Jim Dunstan
norlink88
Aug 11, 2004 11:43 pm
... Hi: I'm sorry I am no help re your problem... but I will be reading the mail as I am curious about your EMI situation and the DSL installation. Does your ...
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John Nelson
jnelson123_us
Aug 17, 2004 6:41 pm
I just posted a picture of my long wave and middle wave loop in the pictures section. The actual antenna was made entirely of salvaged materials for the...
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Michael Stevenson
portstevos
Aug 18, 2004 10:58 am
My new magnetic loop antenna for shortwave is now fully finished and in use. It's performance is extremely impressive and out performs my 15 and 17 metre...
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Michael Hebert
qrpbear
Aug 18, 2004 6:37 pm
John, Very impressive looking antenna. One question... Why did you connect the 4-conductor cable wires in parallel? I assume to resonate the loop. I am...
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Michael Hebert
qrpbear
Aug 18, 2004 6:39 pm
Michael, Hey! It's finished! I am really looking forward to seeing the pictures. Did you use the remote volume control motor for tuning? 73, 'Bear' NH7SR ... ...
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Michael Stevenson
portstevos
Aug 19, 2004 9:33 am
Hey Bear, Yes sir, you bet I did and it works great, also used the relay to switch in the second tuning gang and additional 450 pf of fixed capacitance ( a...
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john nelson
jnelson123_us
Aug 19, 2004 3:21 pm
I was treating the telephone wire as if it was one cable. Since I was establishing the correct length of wire by trial and error it was easier that way. I ...
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Michael Hebert
qrpbear
Aug 19, 2004 7:39 pm
John, That makes sense. At MW especially the additional capacitance could be problematical. At lower frequencies it might actually prove beneficial to some...
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Garth M.Conover
millstonetwsp
Aug 20, 2004 4:01 am
I am looking for info as to a 3 or 5 turm Magnetic loop.(using 1.0" hardline for outdoor stabilty) along with the usual tuning cap. Will it produce any better...
