[amsat-bb] Antenna Setup
rupert.hamblin at gmail.com
Wed Oct 14 18:24:59 UTC 2015
Really appreciate all your comments / feedback here, just one additional
question from me,
In real world / every day use - what difference does using X-Pol (Cross
Polarized) antennas versus
a straight beam mounted vertically ? - How much of a difference does it
make to the received
Thanks again for your thoughts..
On 14/10/2015 03:47, Lou Michaels wrote:
> Hey Rupert
> Here's the list I am working with on my ground tests, which have been
> going well:
> |Yaesu G5500 Az.El Rotor
> Fox Delta SatTracker 2 RS232 Interface
> Arrow II dual band yagi
> Arrow II Mast Mount
> Comet CF416 Duplexer
> 3 Foot Tripod (Radio Shaft)
> 2 x 5 foot mast (Radio Shaft)
> Andrew Heliax FSJ2-50
> Yaesu 8800 for FM birds (complete station will use Icom 9100)
> 2 x 60ft Rotor Control Cable (DX Engineering)
> The above is basically the portable setup. I could take it anywhere to
> work an FM bird. I thought of trying some EME with JT65. Buddy of mine
> has the rig, amp, and Cushcraft yagi that would get the job done.
> I'm waiting for the two antennas to be delivered. My ground tests
> should be done by the time they arrive, so I'll do one or two more
> ground tests with them, then put everything on the roof.
> The antennas I'm going with are available in a package, but are under
> production (m2 doesn't keep stock apparently) - M2 LEO Pack:
> |M2 2MCP8A 4x4 Circularly Polarized 2m Yagi
> M2 436CP16 8x8 Circularly Polarized 70cm Yagi
> And in the future I'll be adding preamps, but sitting on them for now.
> For some weak birds, preamps would be very helpful.
> As far as software used in the sat shack:
> |SATPC32 - Tracks birds and controls VFO
> Orbitron - Alternative Sat tracking - much better interface
> UISS - Used for ISS APRS
> SoundModem - Software TNC for APRS
> VSPE - needed for COM port sharing / routing (a real bitch)
> ICOM Keyer - app to key radio for APRS
> Ham Radio Deluxe - Digital Modes & Basic Sat Tracking
> And as far as online resources:
> |Online tracking
> www.heavens-above.com <http://www.heavens-above.com>
> www.N2Yo.com <http://www.N2Yo.com>
> Find Modes & Frequencies
> ||Hope this gives you some insight :)|
> On Tue, Oct 13, 2015 at 5:16 PM, Rupert Hamblin
> <rupert.hamblin at gmail.com <mailto:rupert.hamblin at gmail.com>> wrote:
> Hi AMSAT,
> I am looking for some guidance regards antenna setup for a fixed
> installation to work both FM sats & linear transponder satellites.
> My initial thought was:
> AZ / EL Rotator
> 2M xpol beam 5 ele ?
> 70cm xpol beam 9 ele ?
> LNA for both 2M & 70cm receive feeds
> ...plus some spare space on the boom, perhaps for 3 ele for LEO wx
> I appreciate this will probably cost a few $$ - but hopefully worth
> won't build all this in one go..!
> Appreciate your thoughts / comments here..?
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