[GreenKeys] Signals

Bob Camp ham at cq.nu
Sat May 15 17:47:50 EDT 2004


Hi

4:30 CDT

100% copy this time on 30 meters. The radio is now an Icom IC775 on 30 
so the S meter is a bit different than the RF-590. That said the meter 
has the net up to an S-8 except in fades. That's a whole lot more 
signal than on 20.

Still gotta find the audio input cable for the 775 ....

	Enjoy!

		Bob Camp
		KB8TQ


On May 15, 2004, at 5:09 PM, Bob Camp wrote:

> Hi
>
> 4:00 CDT
>
> Maybe 30% copy this time on 20 meters. Signals are down to about 10 db 
> carrier to noise on the fades and up about 6 db above that when things 
> get good. Reading on the S meter is still on the peg. QRM is at least 
> off frequency this time but they pop up to about an S9 on the meter. 
> When they do the net goes away.
>
> Setup this time is an ICOM IC-775 running into MMTTY. The rubidium is 
> now out of the loop. Maybe we'll get this beast to transmit soon ....
>
> 	Enjoy!
>
> 		Bob Camp
> 		KB8TQ
>
>
> On May 15, 2004, at 4:45 PM, Bob Camp wrote:
>
>> 3:30 CDT
>>
>> 98% copy this time with the R8. The signals are a bit stronger this 
>> time. The band seems to be opening up a bit. The fades are not as bad 
>> as they were earlier in the day.
>>
>> 	Enjoy!
>>
>> 		Bob Camp
>> 		KB8TQ
>>
>>
>>
>> On May 15, 2004, at 4:07 PM, Bob Camp wrote:
>>
>>> 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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>>>>
>>>
>>
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