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Re: LF: VO1NA

To: <[email protected]>
Subject: Re: LF: VO1NA
From: "Graham" <[email protected]>
Date: Sun, 2 Sep 2012 01:51:12 +0100
Cc: <[email protected]>
Importance: Normal
In-reply-to: <[email protected]>
References: <FEDE5D8CF84D491A8E0F0FFDC799918A@AGB> <000001cd8810$7b23f220$716bd660$@com> <F43005D561DF4C839579A88C57AC8D13@AGB> <002d01cd8853$3f197af0$bd4c70d0$@com> <68C1B4735C85472DA442B70F4963742A@AGB> <[email protected]> <C61C70B90B5C445E9CC2EBBC60F327C6@AGB> <[email protected]>
Reply-to: [email protected]
Sender: [email protected]







--------------------------------------------------
From: <[email protected]>
Sent: Sunday, September 02, 2012 1:19 AM
To: "Graham" <[email protected]>
Cc: <[email protected]>
Subject: Re: LF: VO1NA

> Graham, Group,
>
> Absolutely delighted!  Many thanks for the help and report.
> Martin also sent a capture of the sigs from last night which
> was also very gratifying.
>
> It seems to be set up to TX opera32 every hour now and working
> properly so it will not be touched until dawn tomorrow.
>
> Many thanks for the good news and to those who took the time to
> monitor!
> 73
> Joe
>
> On Sun, 2 Sep 2012, Graham wrote:
>
>> looks  like  a good  start to the  night
>>
>> G..
>>
>> 23:26    136 VO1NA de GW0EZY Op32  -34 dB in Welshpool IO82HO
>> 23:26    136 VO1NA de G4WGT Op32  -37 dB in Chorley, IO83qo
>>
>> 23:59    136 VO1NA de F4DTL Op32  -40 dB in Paris France
>> 23:59    136 VO1NA de W1TAG Op32  -41 dB in Raymond, ME
>> 23:59    136 VO1NA de GW0EZY Op32  -32 dB in Welshpool IO82HO
>> 23:59    136 VO1NA de G4WGT Op32  -31 dB in Chorley, IO83qo
>>
>> --------------------------------------------------
>> From: <[email protected]>
>> Sent: Saturday, September 01, 2012 11:18 PM
>> To: "Graham" <[email protected]>
>> Cc: <[email protected]>
>> Subject: Re: LF: VO1NA
>>
>>> Hi Graham, Terry and Group
>>>
>>> Thanks for the report Terry.  I also noted a dip in the sigs on
>>> the DF6NM grabber and for a moment was concerned that the power
>>> supply was in trouble again. Fortunately all was OK.
>>>
>>> The TX is now transmitting OP32 on 137.777 kHz, 4.5 anps to the 100m wire.
>>>
>>> Good luck to all and thank-you in advance to those who may be monitoring.
>>>
>>> 73
>>> Joe VO1NA
>>>
>>> On Sat, 1 Sep 2012, Graham wrote:
>>>
>>>> Thanks  Terry
>>>>
>>>> This where  it  becomes a little  messy
>>>>
>>>> The  mid  band  audio  frequency's    are     OP32  =   1550 Hz   and OP8
>>>> = 1650  Hz
>>>>
>>>> So  for a  carrier  frequency  of  137.777  KHz  , that  gives   Rx dial
>>>> set usb   of  136.227    for  OP32    and   136.127  for  OP8
>>>>
>>>> As the  pass  bands  are  100 Hz  wide  , then  these will  be   +/-  50
>>>> Hz  max
>>>>
>>>> So  depending  on the Rx  setting  accuracy , you  could  round  down  to
>>>> the  last  ,  20 Hz  or  7 Hz
>>>>
>>>> Eg my  Skanti  R5003 tunes  in 100 Hz  steps  , so  136.2  or  136.1 ,
>>>> would  put  me  27 Hz  off  , which  all  being  well  , leaves 20 Hz  or
>>>> so  to the  filter  edge
>>>>
>>>> All  Joe needs  to  post  in  advance  is the selected  mode  speed  as a
>>>> change  of  speed  , will  need  a  Rx  re-set . I don't  think  Joe's TX
>>>> P/C is  web linked , so  there  will  not  be a  TX  beacon ,
>>>>
>>>>
>>>> 73-G.
>>>>
>>>> NB::  Now  if you  want , that  could also  be  translated  to a  dial set
>>>> for  LSB as the  Opera  mode  is  only  1  tone ........  but  I don't
>>>> think we will  go  there just yet  .. but  would  that  drop dfc39  out of
>>>> the  rx pass  band .... I wonder ..
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>> From: Terry GW0EZY
>>>> Sent: Saturday, September 01, 2012 4:05 PM
>>>> To: [email protected]
>>>> Subject: RE: LF: VO1NA
>>>>
>>>>
>>>> Yes no problem. Please could you confirm the "dial" frequency?
>>>>
>>>>
>>>>
>>>> If Opera could specify left or right audio channels I could do both
>>>> sub-bands as SDR-IQ/SpectraVue provides a two channel Rx with output on L
>>>> and R channels. Maybe SL could do the split for Opera.
>>>>
>>>>
>>>>
>>>> I'll keep an eye on BS to see when to set up.
>>>>
>>>>
>>>>
>>>> 73 Terry
>>>>
>>>>
>>>>
>>>> From: [email protected]
>>>> [mailto:[email protected]] On Behalf Of Graham
>>>> Sent: 01 September 2012 12:20
>>>> To: [email protected]
>>>> Subject: Re: LF: VO1NA
>>>>
>>>>
>>>>
>>>> Terry
>>>>
>>>>
>>>>
>>>> Joe  was   asking  about  running  Opera  beacon  on  137.777  as he is
>>>> fixed  frequency , but  problem  is  arranging  a  monitor  group  as
>>>> operations  are  now  136.000 usb
>>>>
>>>>
>>>>
>>>> Is it  possible  you  could  monitor  137.777  using  Op mode  , If Joe
>>>> runs overnight  again ? Im sure  we can  arrange  others  to  join in
>>>>
>>>>
>>>>
>>>> Tnx
>>>>
>>>>
>>>>
>>>> Graham
>>>>
>>>>
>>>>
>>>> From: Terry GW0EZY
>>>>
>>>> Sent: Saturday, September 01, 2012 8:07 AM
>>>>
>>>> To: [email protected]
>>>>
>>>> Subject: LF: VO1NA
>>>>
>>>>
>>>>
>>>> Joe
>>>>
>>>>
>>>>
>>>> Screen grab of your signals last night. Strongest appears around 04:30 UTC
>>>> with interesting deep QSB dip about 1 hr later. Still copy at 07:00 UTC.
>>>>
>>>>
>>>>
>>>> SDR14 with Wellbrook LFL1010 untuned loop
>>>>
>>>>
>>>>
>>>> 73 Terry GW0EZY
>>>>
>>>
>>> This electronic communication is governed by the terms and conditions at
>>> http://www.mun.ca/cc/policies/electronic_communications_disclaimer_2012.php
>>
>>
>
> This electronic communication is governed by the terms and conditions at
> http://www.mun.ca/cc/policies/electronic_communications_disclaimer_2012.php
>
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