(meteorobs) Were can I get SCAN frequencies?

Thomas Ashcraft ashcraft at heliotown.com
Sat Apr 16 14:07:20 EDT 2011


Michael,

I spent a little time this morning monitoring at 41.61 MHz CW.  I think 
I picked up some meteor reflections but I am not sure.

I posted a short sound specimen here:
http://www.heliotown.com/Possible_meteor_burst41.61MHz_Ashcraft.mp3

If it is determined these are not meteor reflections I will report back.
Thomas




On 4/16/11 10:23 AM, Thomas Ashcraft wrote:
> On 4/16/11 6:00 AM, Michael Boschat wrote:
>> Hi:
>>
>>    There are sites in the US using meteor scatter to send data, the program
>> is called SCAN - Soil Climate Analysis Network and one frequency was given
>> to me at 44.20 MHz but for the life of met I cannot hear the meteors on
>> it.
>> I made a 6m antenna dipole and that is not working. Here the Canadian TV
>> will be going digital sometime and I'll loose that. FM in Halifax is
>> very hard to try because of too many stations.
>>
>>    My hope was this system but so far I cannot find other frequencies to
>> test... I montiored that frequency 6 days and went all night on one but heard
>> nothing. The other system SNOTEL is too far in the US mid-west to detect.
>>
>>    Does anyone have comments ect that I could try to work on?
>>
>>
> Michael,
>
> In the past, they operated at :
> SNOTEL:
> 40.530 MHz  master station transmit
> 41.530 MHz
> SCAN:
> 44.20 MHz  master station transmit
> 45.90 MHz
>
> At some point they were all going to switch to:
> 40.67 MHz  master station transmit
> 41.61 MHz -
> ____________________________________
>
> So maybe try SCAN at:
> 41.61 MHz CW.
> (Also maybe 45.90 MHz CW if they are still operating there.  Not sure
> though.  I cannot get SCAN from here in the southwest US.  Too far away.)
>
> Here are samples of the sound you should be listening for. It is a very
> different sound compared to tv transmitter pings.
> Typical meteors:     http://www.heliotown.com/SNOTEL_Meteors2_Ashcraft.mp3
> Fireball:    http://www.heliotown.com/SNOTEL_fireball_Ashcraft.mp3
>
> Please report if you pick up anything.  Good luck
>
> Thomas Ashcraft in New Mexico
>
>




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