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  #1  
Old 19-05-2012, 05:12 PM
mikemasey (Mike)
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Join Date: Oct 2008
Location: Country
Posts: 60
Radio astromomy.

Hi there every one,
I have a short wave reciever just colecting dust at home.
Is it posible to put it to some use as a reciever of say the sun?
I is 0hz up to 30mhz am with ssb if needed.
Will a long wire Ae be ok or do I need to rig up a dipoler or yargy or some such??

Thanks in advance,

mike.
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  #2  
Old 25-05-2012, 11:54 PM
Clint Jeffrey (Clint Jeffrey)
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Join Date: May 2012
Location: Melbourne
Posts: 1
Hi Mike,
I just joined up and went looking for things Radio Astronomy, I see you had a lot of responses to your question!...

Do you still have the receiver, did you ever get an answer to your question?

Cheers
Clint - Melbounre
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  #3  
Old 28-05-2012, 09:28 PM
tonybarry (Tony)
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Location: Penrith, Sydney
Posts: 323
Hi Clint,

Radio astronomy is not practiced a great deal by the amateur astronomy community. It requires **substantially** more equipment.

The Jupiter radio project had some coverage by Silicon Chip a couple of years ago.

I think ASNSW has a 5 metre radio dish from an old earth station out at Wiruna (but I am not sure about this).

Regards,
Tony Barry
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  #4  
Old 07-12-2012, 10:17 PM
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astroearth (Carl)
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Radio Astronomy

Hi Mike,

A short wave receiver is fine for Jupiter and the Sun. A long wire will do the trick a yagi will be too large for low frequency 0~ 30 Mhz.
Long wire antennas are simple to make the formula is 468/frequency.
You can hear Jupiter's lightning storms around 15 Mhz. spectrum where the antennas are much smaller. I usually work in the high end of the radio around the 21 cm hydrogen band.
Still you will be surprised what you can hear with just a short wave radio.
Meteor pings are interesting you can sometime get FM radio stations for a few seconds as the radio waves bounce of the meteor's trail.
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