(meteorobs) I'm new on the list.... help requested

Raydel Abreu Espinet cm2esp at frcuba.co.cu
Wed Apr 3 21:27:17 EDT 2013


Hello Bob,

Thank you for your help. Using Mexico TV transmitters is not an option. Here in Cuba there is also the NTCS analogue system, and at my location there active the channels 2, 4 and 6, channels 3 and 5 are full of splatters because i live quite close to the transmission center.

I can go up in frequency to NAVSPASUR but i don't know if there is chance to receive any meteor, i am at 1900km from Kickapoo, how far are you from there?

I ran across with two VOR transmitters at Florida which are at 400km running 100 watts and 3dBi antennas, on 110 MHz more or less, do you know if this power is enough?

Thanks,

Raydel

----- Mensaje original -----
De: bob alongi <bob71741 at yahoo.com>
Para: Meteor science and meteor observing <meteorobs at meteorobs.org>
Enviado: Wed, 03 Apr 2013 20:52:41 -0400 (CDT)
Asunto: Re: (meteorobs) I'm new on the list.... help requested

Raydel - You can look towards Mexico for TV channels 2,3,4,5,and 6; they are still are using NTSC format (non-digital) and should be okay for you distance wise.
If you can go higher than 100 MHz with your Rx, I'd recommend NAVSPASUR at 216.98 MHz. Point your antenna towards Kickapoo, Texas (approx 28° 37'N 100° 26' W). I just use a three element Yagi and get good forward scatter here in Arizona; you are probably the same distance away as well. 

Regards
Bob

--- On Wed, 4/3/13, Raydel Abreu Espinet <cm2esp at frcuba.co.cu> wrote:

> From: Raydel Abreu Espinet <cm2esp at frcuba.co.cu>
> Subject: (meteorobs) I'm new on the list.... help requested
> To: meteorobs at meteorobs.org
> Date: Wednesday, April 3, 2013, 5:54 AM
> Hello,
> 
> I'm new on this list. My name is Raydel, and i'm an ham
> operator (CM2ESP) and i am also interested in amateur radio
> astronomy. I have succesfully receive several meteors echoes
> but where i live in Havana, Cuba all the TV VHF low band is
> full of splatters and there is no chance to receive anything
> at all. However at UHF besides the amount of reflected
> echoes and it's intensity is quite low i manage to obtain
> many good echoes which i presume are from meteors during
> 2012 Gemminids shower at 495 MHz.
> 
> I have very limited knowledge at this topic but high hopes.
> Can please someone help me on any of the following two
> directions:
> 
> 1- I live in Havana, Cuba (EL83sc), is there any good
> transmitter in range of 500 - 2000km at the south of U.S.A.
> in a lower than 100 Mhz frquency which i can use for better
> results.
> 
> 2- I recorded only few hours of the Gemminids 2012 Shower
> with HROFFT and SpectrumLab and got many traces, can someone
> please check a couple of pictures and confirm if the echoes
> are indeed from meteors because i'm surprised about the high
> amount of traces detected besides the high frequency
> chosen.
> 
> 3- There are several traces that show many close in time
> pings, how can i know if there is several deferents meteors,
> or just only one overdense meteor.
> 
> Thanks in advantage.
> 
> Raydel, CM2ESP
> ---
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