[GreenKeys] Signals
Bob Camp
pb at cq.nu
Sat May 15 16:07:24 EDT 2004
Hi,
3:00 CDT
20 meter signal is a little down this time. Again very marginal copy
due to the guy who is running on our space frequency.
Found the issue with the R8 .... operator error .... need to tighten
those coax connectors ...
Enjoy!
Bob Camp
KB8TQ
On May 15, 2004, at 3:48 PM, Bob Camp wrote:
> Hi
>
> 2:30 CDT
>
> Switched to remains of R8 on 30 meters. Copied both the test and
> WA4ZPZ. Both 95+% copy
>
> All still below S2 on the meter. C/N about 30 db for the test and 18
> db for WA4ZPZ.
>
> The R8 looks ok. Maybe it's the coax or (gulp) the transmitter ...
>
> Enjoy!
>
> Bob Camp
> KB8TQ
>
>
>
> On May 15, 2004, at 3:14 PM, Bob Camp wrote:
>
>> 2:00 CDT
>>
>> Ok, the antenna on the 20 meter radio once was a Cushcraft R8. Since
>> it no longer loads on any band who knows what's out there now.
>>
>> Copy on the test was at best 30%. There is a station running mark on
>> "our" space frequency and it's about 10 db above the net. When he
>> comes in we get wiped out. Welcome to 20 meter RTTY ...
>>
>> Enjoy!
>>
>> Bob Camp
>> KB8TQ
>>
>>
>>
>> On May 15, 2004, at 3:01 PM, Bob Camp wrote:
>>
>>> 12:30 CDT:
>>>
>>> Carrier to Noise ran about 23 to 32 db when there was no fading.
>>> Fades to roughly 0 db C/N happened at about a 15 to 30 second rate.
>>> S meter below S2. Antenna is unknown .... gota track down the cable.
>>> Receiver is a Harris RF-590 running off a Efratom rubidium. Rest of
>>> the setup is all audio stuff spectrum analyzer on a PC.
>>>
>>> 1 PM CDT:
>>>
>>> Setup: antenna unknown ... Receiver RF-590 (different than on 30
>>> meters) also running off the rubidium. TU is MMTTY on a PC. Copy was
>>> 98%. Carrier to noise ran in the 20 to 30 db range. Fades not as
>>> deep as on 30 meters. S meter below S2
>>>
>>> 1:30 CDT
>>>
>>> The 30 meter radio is hooked to a 2 meter vertical 30 feet up in the
>>> air.
>>> C/N is about the same as at 12:30. Fades are about the same. MMTTY
>>> is getting 90% copy.
>>>
>>> I did not copy any other stations on frequency before or after the
>>> tests.
>>>
>>> Enjoy!
>>>
>>> Bob Camp
>>> KB8TQ
>>>
>>>
>>>
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>>
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