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Old September 29th 04, 08:51 AM
Ashley Jones
 
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Default Suggestions on shortwave power antenna

I have a Grundig Rossini from about 1962 and I was wondering if anyone has
suggestions on where to buy or how to build a good power antenna for the
short-wave radio.

Any advice will be appreciated.

Thanks,

Ashley



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Old September 29th 04, 09:52 AM
Gregg
 
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I know little about active antennae except that if you absolutely *must*
use one, use a loop.

--
Gregg t3h g33k
"Ratings are for transistors....tubes have guidelines"
http://geek.scorpiorising.ca
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Old September 29th 04, 01:31 PM
wehrs
 
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Ashley Jones wrote:
I have a Grundig Rossini from about 1962 and I was wondering if anyone has
suggestions on where to buy or how to build a good power antenna for the
short-wave radio.

Any advice will be appreciated.

Thanks,

Ashley



palstar r 30 will boost anything
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Old September 29th 04, 01:34 PM
mongo
 
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Ashley Jones wrote:
I have a Grundig Rossini from about 1962 and I was wondering if anyone has
suggestions on where to buy or how to build a good power antenna for the
short-wave radio.

Any advice will be appreciated.

Thanks,

Ashley



palstar r 30
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Old September 29th 04, 02:49 PM
m II
 
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Ashley Jones wrote:

I have a Grundig Rossini from about 1962 and I was wondering if anyone has
suggestions on where to buy or how to build a good power antenna for the
short-wave radio.


This may give you some ideas. I understand the car is optional.

http://www.miata.net/garage/power_antenna_repair.html




mike


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Old September 29th 04, 09:39 PM
Robert Casey
 
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Ashley Jones wrote:
I have a Grundig Rossini from about 1962 and I was wondering if anyone has
suggestions on where to buy or how to build a good power antenna for the
short-wave radio.

Any advice will be appreciated.


I'm assuming that this is a home table radio, yes?
If so, such SW sets are not that fussy about antennas.
A random length of wire a few tens of feet works well.
But if that option is out, people have successfully
tapped their phone line for SW reception. The phone
line usually is strung along poles for thousands of feet
in the air, and will intercept SW signals. Unless you
live in a city with everything underground. Connect
a capacitor of about 500pF to 1000pF with a voltage rating
at least 1KV (phone lines can have 90VAC when the phone
is ringing, and transient spikes) to the antenna terminal
and one side of the phone line. This size cap should pass
the SW signals but not anything in the audio range.

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Old September 29th 04, 09:42 PM
dxAce
 
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Robert Casey wrote:

Ashley Jones wrote:
I have a Grundig Rossini from about 1962 and I was wondering if anyone has
suggestions on where to buy or how to build a good power antenna for the
short-wave radio.

Any advice will be appreciated.


I'm assuming that this is a home table radio, yes?
If so, such SW sets are not that fussy about antennas.
A random length of wire a few tens of feet works well.
But if that option is out, people have successfully
tapped their phone line for SW reception. The phone
line usually is strung along poles for thousands of feet
in the air, and will intercept SW signals. Unless you
live in a city with everything underground. Connect
a capacitor of about 500pF to 1000pF with a voltage rating
at least 1KV (phone lines can have 90VAC when the phone
is ringing, and transient spikes) to the antenna terminal
and one side of the phone line. This size cap should pass
the SW signals but not anything in the audio range.


Using a telephone line is insanity.

Surely you know better than that.

dxAce


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Old October 1st 04, 07:59 AM
m II
 
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dxAce wrote:


Using a telephone line is insanity.

Surely you know better than that.

dxAce


I use mine regularly. It carries pretty good quality speech from almost
ANYWHERE in the world. That's really quite respectable. You just have to
remember to hang up after you've finished talking.





mike
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Old October 1st 04, 08:02 AM
dxAce
 
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m II wrote:

dxAce wrote:


Using a telephone line is insanity.

Surely you know better than that.

dxAce


I use mine regularly. It carries pretty good quality speech from almost
ANYWHERE in the world. That's really quite respectable. You just have to
remember to hang up after you've finished talking.


Took you a while to master that I'll bet.

dxAce
Michigan

http://www.iserv.net/~n8kdv/dxpage.htm


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Old October 4th 04, 05:28 PM
Dallas CowPerson
 
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Maybe see URL:
http://www.miata.net/garage/power_antenna_repair.html

--
Hooray Dallas


"Ashley Jones" wrote in message
...
I have a Grundig Rossini from about 1962 and I was wondering if anyone has
suggestions on where to buy or how to build a good power antenna for the
short-wave radio.

Any advice will be appreciated.

Thanks,

Ashley





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