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Re: AO-40 Beacon



AO-16 is still listed as semi-operational...2401.1428 MHz  I haven't tried 
it yet.

TomB

At 05:39 AM 7/3/01 , Jerry Pixton wrote:
>Ken,
>
>I have been using the daily passes of UO-11. Gives several chances a day. 
>Using the Down Converter Local Oscillator determination from these passes, 
>I was able to track AO-40 last night very close to 2401.323 (with in the 
>pass band). Listened until squint was too bad for good tm. Had S9 signal 
>(with S1 noise floor).
>
>I did not realize that Dove DO-17 also had S band.  But I see, looking 
>back in my notes, QST Feb 98 that there is S band at 2401.220 Mhz. I will 
>listen for that today or tomorrow.  Are there others that are not listed?
>
>Jerry, W6IHG
>
>
>
>
>
>At 10:31 PM 7/2/01 -0500, ken durham wrote:
>>Can't seem to hear the mode S middle beacon. Sun noise is easily
>>heard and aiming the antenna at the computer causes an increase
>>in noise, but I can't hear the DO-17 carrier or the AO-40 beacon.
>>Are there any other satellite (ham or commercial) sources of a signal
>>to calibrate by? I sold all my test equipment and haven't any
>>way to test the converter and antenna. The converter is a modified
>>Drake and the antenna is an Andrews linearly polarized. I don't
>>have a pre-amp. ...Maybe this is the problem? The NF spec for the
>>modified Drake is 3.0 dB. The downconverter is mounted on the
>>back of the antenna with no more than 3 ft. of low loss coax.
>>Ken K5MBV
>>
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>
>------------------------------------------
>Dr. Jerry R. Pixton, PIXOS Designs LLC
>http://www.pixos.com/designs/
>jpixton@shentel.net
>------------------------------------------
>
>----
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