DEAR AMSAT MEMBERS.
Please help me.
I have yaesu g-5500 rotator. for 1 year. it works good but now it doesnt
rotate in elevation axes. I press the up and down switches in controller
but there is no change in meter indication and also no change in antenna
position in elevtaion axes.
in azimuth it ro
Dear Amsat members.
could you please tell m what is the difference between telemetry data
satellite is in normal mode and when in detumbling mode? I know some thing
about telemetry data of satellite for space communication board. that teir
voltage and power transmit to ground in 0.1 Hz. I mean this
Hi.
I am Mrs Nayer from polytechnic(Amir Kabir) university in tehran IRAN,
Telecommunication engineering student in MA degree and dont have callsign.
Best Regards.
On Tue, Aug 9, 2011 at 1:18 AM, nh6vb Scheller wrote:
> Mr. Mahdinejad
>
> There should be no problem receiving receiving FM signa
-- Forwarded message --
From: N. Mahdinejad
Date: Mon, Aug 8, 2011 at 7:07 PM
Subject: Re: Fw: [amsat-bb] antenna rotator test
To: i8cvs
Dear Domenico.
there is something not clear for me.
could you please tell me step by step what should i do for antenna pointin
accuracy test
Dear Amsat members.
is there any one who can recive beacon or telemtry signal of amateur
satellites in l or s band.
if yes please say the names of these satellites.
in amsat website " operational oscar satellite status" only the co-65, ao-51
and so-33 has signal in l band but all of them is non ope
Dear amsat members.
I have some question about receiving beacon signal from ISS.
Could you please help me?
1. What is the difference between ISS, ARISS and ZARYA? Is these
different satellites or 1 satellite with 3 name?
2. Which of them is easier to receive beacon from them?
3. Fre
DAER AMSAT members.
Is there anyone who has information about pointing accuracy test procedure
of parabolic antenna controllers?
Could you please send me some links or book names or papers those describe
the procedure of testing pointing accuracy of for e.g. 2 or 3 m antenna
controllers.
Any h
Dear amsat members.
I want to have callsign for my ground station.
could you please guide what to do?is there any link fro start and what
kind of information need?
Any help would be gratefully appreciated.
Best Regards.
N.Mahdinejad
___
Sent via AMSAT-BB@
Dears.
Merry Christmas. I wish all of you have happy holidays.
I have question about true tle of amsat satellites.
There is one set of TLE in celestrak and one in each satellite webpage
in amsat . those are different from in clestrak.
Which of these TLE are true that I can use in unitrak for trac
Hi Dear.
I have visited that website, now in my installation every thing is ok,
antennas track the sateliites and ICOM set to satellites ferequencies but
there is no signal, could you please help me what is the problem.
Thanks for your help and attention.
___
I have question about ICOM- IC 910 H.
1. I want to receive beacon signals of some amsat satellites. Could you
please tell me from which satellites I can receive beacon signal? (So-50,
so-67, ao-27, ao-16, ao-51, prism. Kks, and etc)
All the equipments are prepared. There is also unitrac with ico
DEAR Amsat members.
Could you please help me.
1. How can I calibrate my yaesu rotator in azimuth and elevation?
2. I found the true north with gps and compass but don’t know what do after
that?
3. I park my rotator in zero elevation (parallel to roof surface) and also
zero in controller indo
Dear all.
Thanks for Bob W7LRD and Greg D for answering to my last question.
Is there any standard document or other for test antenna rotator? Some
functional and environmental tests.
If anyone is familiar with these tests, please send me a link to read or
download some useful documents.
Any he
Dear Amsat Members.
I have read the KO6TH webpage at" http://home.wavecable.com/~ko6th/";.
This was very useful for me. Thanks you for publishing such information with
clear pictures.
I have question about the whole setup. "70cm antenna, 2.4ghz dish, rotor in
the middle, tower cam in small box,
> Dear All.
I have question about ic 910 h.maybe my question is simple,parden me. But
the reason is that I am university student and it is my project to design
amateur satellite ground station and select best hardwares.
Can we use both the main and sub band of ic 910h for receiving signal?
If som
Dear all.
Could you help me please.
do we need TNC with ic910h for reciveing digital signals for example in
ax.25 format from satellites?
Thanks for your help and attention.
Best Regards.
Nayer Mahdinejad.
On Sun, Oct 31, 2010 at 2:56 PM, PA3GUO wrote:
> Hi Jack
>
> I have a Kenwood TS2000, whic
Dear amsat members.
I have question about reciveing analouge signals from satellites in S- band.
In amsat webpage there is only ao-51, is there any other satellite or not?
another question is about ao-51, for receiving from ao-51 in s-band which
technical specification of antenna is need? Is there
Dear Amsat members.
Is there any need to icom level controller " ct-17 civ" when we use
unitrac2003 and icom 910 transciver?
which satellites we can recieve with icom 910 transciever? i think it is
analouge and cant be used in recieving satellites signals in digital mode?
is it true?
Any help woul
Dear satellite operators.
Is there any one? i dont recive any answer to my questions. help ma please.
Which of amteur satellites have operatonal beacon downlink ?
Thanks for your attention.
Best Regards.
On 10/17/10, Zachary Beougher wrote:
> Hi all,
>
> I just wanted to say thanks for the QSOs
Dear AMSAT members.
I have question about m2inc company yagi antennas.
If i want to orient my antennas to the angle of 0 azimuth. what should I do?
where is the azimuth=0 for the yaesu g-5500 and unitrack and antennas
itself?
Any help would be gratefully appreciated.
Thanks for attention.
Im lookin
Dear masat MEMBERS.
I HAVE TROUBLE WITH UNITRAC2003, I cant interface it with yaesu
g-5500, my antennas mechanical orientation is east. it means that
when yaesu indoor unit arrows to north=0 my antennas 0 is east, and it
is not accord with any of azimuth formats in unitrac getting started
file. i
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