[Moon-net] Station Setup - EME from BY
Lance Collister
w7gj at accessoutwest.com
Fri Sep 28 07:12:39 CDT 2007
Michael Chen wrote:
> Hi, guys,
>
> I am currently trying to activate EME operation from BY, on 2m, 70cm,
> and 23cm. Maybe some of you have logged BY4RSA on 23cm in May. Thanks
> to Bodo, DL3OCH.
>
> Now I have the following setup:
> XCVR: IC910H
> Preamp: AG25, AG35
> Antenna: 2*13ele yagi array on 2m
> 2*27ele yagi array on 70cm
> 1.8m dish on 23cm
>
> I think I can get some of you in my log on JT65 with the above setup.
> But I still hope to optimize it. So i need your suggestions.
>
> I think I need the following items:
> A transverter for 23cm or a RF amplifier: Yes, I can get the 23cm
> module for IC-910H, but it runs only like 10W. any alternative
> available?
> Preamps: AG25 and AG35 can only bear 100W output, that's not enough
> for EME operation. What is your recommendation, like SSB Electronics?
>
> There should be more. So any comment is welcomed.
>
>
WOW! Congratulations on your great breakthrough! I am very curious to
learn if you have any equipment for 6m, or can suggest any station over
there to contact about a 6m JT65A mode sked on their moonrise. I have
heard that the power restrictions are only 50w on 6m, but perhaps a
special permit can be obtained to run a few hundred watts output for EME
tests...this is the best time of the solar cycle to work 6m EME, and it
sure would be wonderful to get a station operational from China to take
advantage of it!
I have now completed with 68 different DXCC using 6m EME, and most of
those contacts were with single yagi stations using JT65A mode when the
moon was near the horizon for them. The extra ground gain they get when
their yagi is aimed on the horizon is what makes such a contact
possible. For very high gain yagi antennas that are being constructed
by the users and proving themselves in numerous successful EME contacts,
I suggest: http://www.yu7ef.com/
Even if you can only run low power, I would be happy to arrange a sked
during your moonrise, so you can test out your antenna and confirm where
the ground gain lobes are for your particular installation. PSE keep us
informed, and good luck in your project! MNI TNX and VY 73, Lance
--
Lance Collister, W7GJ (ex: WN3GPL, WA3GPL, WA1JXN, WA1JXN/C6A, ZF2OC/ZF8)
P.O. Box 73
Frenchtown, MT 59834 USA
QTH: DN27UB
TEL: (406) 626-5728
URL: http://www.bigskyspaces.com/w7gj
2m DXCC #11/6m DXCC #815
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