Re: [amsat-bb] Who is wasting uplink power?

[Jon Ogden <na9d-2@xxxxxxxxxxxxx>]

Peter is absolutely correct.  This is one reason why I find the AGC numbers
suspect in general for the U band.  If the radar can trigger Leila, the
radar will cause the AGC to pump as well.

73,

Jon
NA9D

on 5/1/03 3:14 PM, Peter Guelzow at peter.guelzow@kourou.de wrote:

> Hi Reinhard,
> 
> the answer might be RADAR-QRM on the Uplink, for example PavePaws...
> 
> 73s Peter DB2OS
> 
> 
> Reinhard Richter wrote:
>> Hello all,
>> I receive and save AO-40 telemetry with AO40Rcv regularly. When watching
>> the status screen (F2) today I noticed substantial values on U-RX AGC.
>> I know that the rx is switched on, but who is transmitting when the
>> transponder is switched off?
>> 
>> Some values of today:
>> block 693  10.1
>> block 696  13.8
>> block 710  14.7
>> position of the sat was lon -5 lat -2 at 11:57 UTC
>> 
>> block 1214  9.2  )
>> block 1216  9.2  )
>> position of the sat was lon -50 lat 0 at 15:54 UTC

-------------------------------------
Jon Ogden
NA9D (ex: KE9NA)

Citizen of the People's Democratic Republik of Illinois

Life Member: ARRL, NRA
Member:  AMSAT, DXCC

http://www.qsl.net/na9d   <- Updated on 1/22/03!!!

"A life lived in fear is a life half lived."


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