Re: [Aus-soaring] Cambridge 20 problem

2013-09-10 Thread bernard.barry
Many thanks, Ron.   We are currently in the UK and off to Morocco on Saturday.   Been very lucky with the weather to date.All the bestBernardBernard Barry___
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Re: [Aus-soaring] Cambridge 20 problem

2013-09-08 Thread Mike Borgelt

Jim,

Could be radio frequency interference.
The pressure altitude and GPS altitude are two 
different parts of the output messages.


Could be that you are losing GPS altitude 
sometimes and Winpilot then uses PA. IF WinPilot 
has setups that allow it, take a look  at what 
you have set it to use for altitude and if it 
does an automatic switch back to the other when 
one is unavailable for some reason.


For airspace conformance Pressure Altitude is 
what you need. GPS is geometric altitude which is 
what your glider cares about for how far it can glide.


Mike


At 11:40 AM 9/09/2013, you wrote:
I have a feeling the my problem may be the flarm 
switching rapidly between gps and barometric pressure.
I will try my other pda and then the 
volkslogger. Could it be a winpilot thing?


Jim




jar...@optusnet.com.au wrote:


Hi Jim,

Tim Shirley suggested changing  the Cambridge 
internal battery. I did this (the voltage jumped 
from 3.0V to 3.3V)  as a  precaution but will 
have to wait until the next flying day  to see if it made any difference.

Regards
Jarek

BTW
I run WinPilot 9 on a HX4700
JM

- Original Message -
From:
"Discussion of issues relating to Soaring in 
Australia" 


To:

Cc:

Sent:
Mon, 9 Sep 2013 06:37:55 +1000
Subject:
Re: [Aus-soaring] Cambridge 20 problem


Jarek.

I run winpilot on my ipaq 3890 and it gets data 
from the flarm (ozflarm) I get the same steps on 
the trace from winpilot. I have checked this 
with 2 different flarm systems in 2 different 
gliders and it is the same problem. So unlikely 
to be lose wires etc. I have no idea why it does 
this. I am troubleshooting atm and am going to 
try the volkslogger to feed winpilot instead. 
The strange L/D info is the program trying to 
adjust the calculation from the steps.


Its odd because on my traces the stepping is 
intermittent. If you find a solution let me know.


Jim





Jarek Mosiejewski  wrote:


Hi,



I’ve already emailed Ian McPhee about this but 
perhaps someone has an idea what could be the problem.




-  No trace in the Cambridge recorder.

-  The PDA connected to the Cambridge 
recorded the flight (WinPilot) but with the date of 23/01/1994.


-  In flight, I experienced some strange 
final glide and L/D required calculation by WinPilot.


-  The barogram when loaded to SeeYou 
appears as a series of up-and-downs of about 
200+ ft. vertical range: 
<http://www.onlinecontest.org/olc-2.0/gliding/flightinfo.html?dsId=3375473>http://www.onlinecontest.org/olc-2.0/gliding/flightinfo.html?dsId=3375473 
(the flight is invalid because I manually 
changed the HFDTE record to the actual flight date)


-  HFFXA100 record - fix accuracy is 
100m, should it be better than this?




I’ve checked the internal battery voltage, 
Cambridge Aero Explorer reports 3.0V.




I’ve been using this instrument for a few 
years but never seen anything like this.




Regards

Jarek




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Re: [Aus-soaring] Cambridge 20 problem

2013-09-08 Thread JarekM
Hi Tim,

There is an internal backup battery in the recorder (the black box
with the GPS antena on top) and in the L-NAV  (flight computer) unit
itself. So far, I've replaced the recorder backup battery, is it the
one you had in mind?

Regards 
Jarek

- Original Message -
From: "Discussion of issues relating to Soaring in Australia." 
To:"Discussion of issues relating to Soaring in Australia." 
Cc:
Sent:Mon, 9 Sep 2013 11:41:36 +1000
Subject:Re: [Aus-soaring] Cambridge 20 problem

It is almost certainly the internal battery.  I have seen this type
of erratic behaviour quite a few times.

 

I’m not saying that with 100% certainty, because much else can go
wrong.  But it is the first thing to try. 

 

Cheers

 

_TIM_

_TRA DIRE E FARE C’è MEZZO IL MARE_

 

FROM: aus-soaring-boun...@lists.internode.on.net
[mailto:aus-soaring-boun...@lists.internode.on.net] ON BEHALF OF Jim
crowhurst
SENT: Monday, 9 September 2013 11:41
TO: jar...@optusnet.com.au; aus-soaring@lists.internode.on.net
SUBJECT: Re: [Aus-soaring] Cambridge 20 problem

 

I have a feeling the my problem may be the flarm switching rapidly
between gps and barometric pressure.
I will try my other pda and then the volkslogger. Could it be a
winpilot thing?

 

Jim

jar...@optusnet.com.au [1] wrote: 

Hi Jim,

Tim Shirley suggested changing  the Cambridge internal battery. I did
this (the voltage jumped from 3.0V to 3.3V)  as a  precaution but
will have to wait until the next flying day  to see if it made any
difference.
Regards 
Jarek

BTW
I run WinPilot 9 on a HX4700
JM

- Original Message -

FROM:

"Discussion of issues relating to Soaring in Australia" 

 

TO:

CC:

 

SENT:

Mon, 9 Sep 2013 06:37:55 +1000

    SUBJECT:

    Re: [Aus-soaring] Cambridge 20 problem

Jarek.

 

I run winpilot on my ipaq 3890 and it gets data from the flarm
(ozflarm) I get the same steps on the trace from winpilot. I have
checked this with 2 different flarm systems in 2 different gliders and
it is the same problem. So unlikely to be lose wires etc. I have no
idea why it does this. I am troubleshooting atm and am going to try
the volkslogger to feed winpilot instead. The strange L/D info is the
program trying to adjust the calculation from the steps. 

 

Its odd because on my traces the stepping is intermittent. If you
find a solution let me know.

 

Jim

Jarek Mosiejewski  wrote: 

Hi,

 

I’ve already emailed Ian McPhee about this but perhaps someone has
an idea what could be the problem.

 

-  No trace in the Cambridge recorder.

-  The PDA connected to the Cambridge recorded the
flight (WinPilot) but with the date of 23/01/1994.

-  In flight, I experienced some strange final glide
and L/D required calculation by WinPilot.

-  The barogram when loaded to SeeYou appears as a
series of up-and-downs of about 200+ ft. vertical range:
http://www.onlinecontest.org/olc-2.0/gliding/flightinfo.html?dsId=3375473
[5] (the flight is invalid because I manually changed the HFDTE record
to the actual flight date)

-  HFFXA100 record - fix accuracy is 100m, should it
be better than this?

 

I’ve checked the internal battery voltage, Cambridge Aero Explorer
reports 3.0V.

 

I’ve been using this instrument for a few years but never seen
anything like this. 

 

Regards

Jarek

 

-

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[3] mailto:aus-soaring@lists.internode.on.net
[4] mailto:jar...@optusnet.com.au
[5]
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Re: [Aus-soaring] Cambridge 20 problem

2013-09-08 Thread Tim Shirley
Sorry Jim – my mistake.  I was talking about Cambridge 20 problems where the 
internal battery often causes erratic behaviour.

 

OzFlarms don’t have an internal battery – which is why if the power goes off 
they die instantly.

 

Flarms, like other loggers, record both pressure altitude and gps altitude, and 
transmit an NMEA sentence to the PDA which contains the altitude readings, so 
that the PDA then has pressure altitude to use for glide calculations.  I don’t 
think the Flarm would “switch” altitudes in the way you suggest.

 

 

Cheers

 

Tim

Tra dire e fare c’è mezzo il mare

 

From: aus-soaring-boun...@lists.internode.on.net 
[mailto:aus-soaring-boun...@lists.internode.on.net] On Behalf Of Jim crowhurst
Sent: Monday, 9 September 2013 11:52
To: aus-soaring@lists.internode.on.net
Subject: Re: [Aus-soaring] Cambridge 20 problem

 

But i dont have the cambridge just the flarm and the pda. Do either of these 
have a internal battery?

Sent from Samsung Mobile 


Tim Shirley  wrote: 



It is almost certainly the internal battery.  I have seen this type of erratic 
behaviour quite a few times.

 

I’m not saying that with 100% certainty, because much else can go wrong.  But 
it is the first thing to try. 

 

Cheers

 

Tim

Tra dire e fare c’è mezzo il mare

 

From: aus-soaring-boun...@lists.internode.on.net 
[mailto:aus-soaring-boun...@lists.internode.on.net] On Behalf Of Jim crowhurst
Sent: Monday, 9 September 2013 11:41
To: jar...@optusnet.com.au; aus-soaring@lists.internode.on.net
Subject: Re: [Aus-soaring] Cambridge 20 problem

 

I have a feeling the my problem may be the flarm switching rapidly between gps 
and barometric pressure.
I will try my other pda and then the volkslogger. Could it be a winpilot thing?

 

Jim




jar...@optusnet.com.au wrote: 


Hi Jim,

Tim Shirley suggested changing  the Cambridge internal battery. I did this (the 
voltage jumped from 3.0V to 3.3V)  as a  precaution but will have to wait until 
the next flying day  to see if it made any difference.
Regards 
Jarek

BTW
I run WinPilot 9 on a HX4700
JM


- Original Message -

From:

"Discussion of issues relating to Soaring in Australia" 


 

To:



Cc:

 

Sent:

Mon, 9 Sep 2013 06:37:55 +1000

Subject:

Re: [Aus-soaring] Cambridge 20 problem


Jarek.

 

I run winpilot on my ipaq 3890 and it gets data from the flarm (ozflarm) I get 
the same steps on the trace from winpilot. I have checked this with 2 different 
flarm systems in 2 different gliders and it is the same problem. So unlikely to 
be lose wires etc. I have no idea why it does this. I am troubleshooting atm 
and am going to try the volkslogger to feed winpilot instead. The strange L/D 
info is the program trying to adjust the calculation from the steps. 

 

Its odd because on my traces the stepping is intermittent. If you find a 
solution let me know.

 

Jim







Jarek Mosiejewski  wrote: 




Hi,

 

I’ve already emailed Ian McPhee about this but perhaps someone has an idea what 
could be the problem.

 

-  No trace in the Cambridge recorder.

-  The PDA connected to the Cambridge recorded the flight (WinPilot) 
but with the date of 23/01/1994.

-  In flight, I experienced some strange final glide and L/D required 
calculation by WinPilot.

-  The barogram when loaded to SeeYou appears as a series of 
up-and-downs of about 200+ ft. vertical range: 
http://www.onlinecontest.org/olc-2.0/gliding/flightinfo.html?dsId=3375473 (the 
flight is invalid because I manually changed the HFDTE record to the actual 
flight date)

-  HFFXA100 record - fix accuracy is 100m, should it be better than 
this?

 

I’ve checked the internal battery voltage, Cambridge Aero Explorer reports 3.0V.

 

I’ve been using this instrument for a few years but never seen anything like 
this. 

 

Regards

Jarek

 

  _  

Email sent using Optus Webmail 

  _  

No virus found in this message.
Checked by AVG - www.avg.com <http://www.avg.com/> 
Version: 2013.0.3392 / Virus Database: 3211/6601 - Release Date: 08/23/13
Internal Virus Database is out of date.

  _  

No virus found in this message.
Checked by AVG - www.avg.com
Version: 2013.0.3392 / Virus Database: 3211/6601 - Release Date: 08/23/13
Internal Virus Database is out of date.

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Re: [Aus-soaring] Cambridge 20 problem

2013-09-08 Thread Jim crowhurst
But i dont have the cambridge just the flarm and the pda. Do either of these 
have a internal battery?

Sent from Samsung Mobile

 Tim Shirley  wrote: 

It is almost certainly the internal battery.  I have seen this type of erratic 
behaviour quite a few times.

 

I’m not saying that with 100% certainty, because much else can go wrong.  But 
it is the first thing to try.

 

Cheers

 

Tim

Tra dire e fare c’è mezzo il mare

 

From: aus-soaring-boun...@lists.internode.on.net 
[mailto:aus-soaring-boun...@lists.internode.on.net] On Behalf Of Jim crowhurst
Sent: Monday, 9 September 2013 11:41
To: jar...@optusnet.com.au; aus-soaring@lists.internode.on.net
Subject: Re: [Aus-soaring] Cambridge 20 problem

 

I have a feeling the my problem may be the flarm switching rapidly between gps 
and barometric pressure.
I will try my other pda and then the volkslogger. Could it be a winpilot thing?

 

Jim




jar...@optusnet.com.au wrote: 


Hi Jim,

Tim Shirley suggested changing  the Cambridge internal battery. I did this (the 
voltage jumped from 3.0V to 3.3V)  as a  precaution but will have to wait until 
the next flying day  to see if it made any difference.
Regards 
Jarek

BTW
I run WinPilot 9 on a HX4700
JM


- Original Message -

From:

"Discussion of issues relating to Soaring in Australia" 


 

To:



Cc:

 

Sent:

Mon, 9 Sep 2013 06:37:55 +1000

Subject:

Re: [Aus-soaring] Cambridge 20 problem


Jarek.

 

I run winpilot on my ipaq 3890 and it gets data from the flarm (ozflarm) I get 
the same steps on the trace from winpilot. I have checked this with 2 different 
flarm systems in 2 different gliders and it is the same problem. So unlikely to 
be lose wires etc. I have no idea why it does this. I am troubleshooting atm 
and am going to try the volkslogger to feed winpilot instead. The strange L/D 
info is the program trying to adjust the calculation from the steps. 

 

Its odd because on my traces the stepping is intermittent. If you find a 
solution let me know.

 

Jim





Jarek Mosiejewski  wrote: 


Hi,

 

I’ve already emailed Ian McPhee about this but perhaps someone has an idea what 
could be the problem.

 

-  No trace in the Cambridge recorder.

-  The PDA connected to the Cambridge recorded the flight (WinPilot) 
but with the date of 23/01/1994.

-  In flight, I experienced some strange final glide and L/D required 
calculation by WinPilot.

-  The barogram when loaded to SeeYou appears as a series of 
up-and-downs of about 200+ ft. vertical range: 
http://www.onlinecontest.org/olc-2.0/gliding/flightinfo.html?dsId=3375473 (the 
flight is invalid because I manually changed the HFDTE record to the actual 
flight date)

-  HFFXA100 record - fix accuracy is 100m, should it be better than 
this?

 

I’ve checked the internal battery voltage, Cambridge Aero Explorer reports 3.0V.

 

I’ve been using this instrument for a few years but never seen anything like 
this.

 

Regards

Jarek

 

Email sent using Optus Webmail

No virus found in this message.
Checked by AVG - www.avg.com
Version: 2013.0.3392 / Virus Database: 3211/6601 - Release Date: 08/23/13
Internal Virus Database is out of date.___
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Re: [Aus-soaring] Cambridge 20 problem

2013-09-08 Thread Tim Shirley
It is almost certainly the internal battery.  I have seen this type of erratic 
behaviour quite a few times.

 

I’m not saying that with 100% certainty, because much else can go wrong.  But 
it is the first thing to try. 

 

Cheers

 

Tim

Tra dire e fare c’è mezzo il mare

 

From: aus-soaring-boun...@lists.internode.on.net 
[mailto:aus-soaring-boun...@lists.internode.on.net] On Behalf Of Jim crowhurst
Sent: Monday, 9 September 2013 11:41
To: jar...@optusnet.com.au; aus-soaring@lists.internode.on.net
Subject: Re: [Aus-soaring] Cambridge 20 problem

 

I have a feeling the my problem may be the flarm switching rapidly between gps 
and barometric pressure.
I will try my other pda and then the volkslogger. Could it be a winpilot thing?

 

Jim




jar...@optusnet.com.au wrote: 


Hi Jim,

Tim Shirley suggested changing  the Cambridge internal battery. I did this (the 
voltage jumped from 3.0V to 3.3V)  as a  precaution but will have to wait until 
the next flying day  to see if it made any difference.
Regards 
Jarek

BTW
I run WinPilot 9 on a HX4700
JM


- Original Message -

From:

"Discussion of issues relating to Soaring in Australia" 


 

To:



Cc:

 

Sent:

Mon, 9 Sep 2013 06:37:55 +1000

Subject:

Re: [Aus-soaring] Cambridge 20 problem


Jarek.

 

I run winpilot on my ipaq 3890 and it gets data from the flarm (ozflarm) I get 
the same steps on the trace from winpilot. I have checked this with 2 different 
flarm systems in 2 different gliders and it is the same problem. So unlikely to 
be lose wires etc. I have no idea why it does this. I am troubleshooting atm 
and am going to try the volkslogger to feed winpilot instead. The strange L/D 
info is the program trying to adjust the calculation from the steps. 

 

Its odd because on my traces the stepping is intermittent. If you find a 
solution let me know.

 

Jim






Jarek Mosiejewski  wrote: 



Hi,

 

I’ve already emailed Ian McPhee about this but perhaps someone has an idea what 
could be the problem.

 

-  No trace in the Cambridge recorder.

-  The PDA connected to the Cambridge recorded the flight (WinPilot) 
but with the date of 23/01/1994.

-  In flight, I experienced some strange final glide and L/D required 
calculation by WinPilot.

-  The barogram when loaded to SeeYou appears as a series of 
up-and-downs of about 200+ ft. vertical range: 
http://www.onlinecontest.org/olc-2.0/gliding/flightinfo.html?dsId=3375473 (the 
flight is invalid because I manually changed the HFDTE record to the actual 
flight date)

-  HFFXA100 record - fix accuracy is 100m, should it be better than 
this?

 

I’ve checked the internal battery voltage, Cambridge Aero Explorer reports 3.0V.

 

I’ve been using this instrument for a few years but never seen anything like 
this. 

 

Regards

Jarek

 

  _  

Email sent using Optus Webmail 

  _  

No virus found in this message.
Checked by AVG - www.avg.com
Version: 2013.0.3392 / Virus Database: 3211/6601 - Release Date: 08/23/13
Internal Virus Database is out of date.

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Re: [Aus-soaring] Cambridge 20 problem

2013-09-08 Thread Jim crowhurst
I have a feeling the my problem may be the flarm switching rapidly between gps 
and barometric pressure.
I will try my other pda and then the volkslogger. Could it be a winpilot thing?

Jim



 jar...@optusnet.com.au wrote: 

Hi Jim,

Tim Shirley suggested changing  the Cambridge internal battery. I did this (the 
voltage jumped from 3.0V to 3.3V)  as a  precaution but will have to wait until 
the next flying day  to see if it made any difference.
Regards 
Jarek

BTW
I run WinPilot 9 on a HX4700
JM

- Original Message -
From:
"Discussion of issues relating to Soaring in Australia" 


To:

Cc:

Sent:
Mon, 9 Sep 2013 06:37:55 +1000
Subject:
Re: [Aus-soaring] Cambridge 20 problem


Jarek.

I run winpilot on my ipaq 3890 and it gets data from the flarm (ozflarm) I get 
the same steps on the trace from winpilot. I have checked this with 2 different 
flarm systems in 2 different gliders and it is the same problem. So unlikely to 
be lose wires etc. I have no idea why it does this. I am troubleshooting atm 
and am going to try the volkslogger to feed winpilot instead. The strange L/D 
info is the program trying to adjust the calculation from the steps. 

Its odd because on my traces the stepping is intermittent. If you find a 
solution let me know.

Jim





Jarek Mosiejewski  wrote: 


Hi,

 

I’ve already emailed Ian McPhee about this but perhaps someone has an idea what 
could be the problem.

 

-  No trace in the Cambridge recorder.

-  The PDA connected to the Cambridge recorded the flight (WinPilot) 
but with the date of 23/01/1994.

-  In flight, I experienced some strange final glide and L/D required 
calculation by WinPilot.

-  The barogram when loaded to SeeYou appears as a series of 
up-and-downs of about 200+ ft. vertical range: 
http://www.onlinecontest.org/olc-2.0/gliding/flightinfo.html?dsId=3375473 (the 
flight is invalid because I manually changed the HFDTE record to the actual 
flight date)

-  HFFXA100 record - fix accuracy is 100m, should it be better than 
this?

 

I’ve checked the internal battery voltage, Cambridge Aero Explorer reports 3.0V.

 

I’ve been using this instrument for a few years but never seen anything like 
this.

 

Regards

Jarek

 

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Re: [Aus-soaring] Cambridge 20 problem

2013-09-08 Thread JarekM
Thank Ross,

The PDA has the correct current date set so the IGC files written to
the PDA file system were dated correctly, it is the internal  IGC
file record HFDTE that shows an incorrect date; In SeeYou, it is the
one on the Flight tab, General Information, Date of Flight.
Regards 
Jarek

- Original Message -
From: "Discussion of issues relating to Soaring in Australia." 
To:"Discussion of issues relating to Soaring in Australia." 
Cc:
Sent:Mon, 9 Sep 2013 09:59:37 +1000
Subject:Re: [Aus-soaring] Cambridge 20 problem

Jarek

The date issue will be related to the date/time set in your PDA.

The Barogram issue is likely to be an intermittent "spike" in the log
trace, I sometimes get this issue on my log trace as well, that would
also possibly screw up your final glide and L/D calcs.

ROSS

 

 

FROM: aus-soaring-boun...@lists.internode.on.net
[mailto:aus-soaring-boun...@lists.internode.on.net] ON BEHALF OF Jarek
Mosiejewski
SENT: Sunday, 8 September 2013 9:20 PM
TO: 'Discussion of issues relating to Soaring in Australia.'
SUBJECT: [Aus-soaring] Cambridge 20 problem

 

Hi,

 

I’ve already emailed Ian McPhee about this but perhaps someone has
an idea what could be the problem.

 

-  No trace in the Cambridge recorder.

-  The PDA connected to the Cambridge recorded the
flight (WinPilot) but with the date of 23/01/1994.

-  In flight, I experienced some strange final glide
and L/D required calculation by WinPilot.

-  The barogram when loaded to SeeYou appears as a
series of up-and-downs of about 200+ ft. vertical range:
http://www.onlinecontest.org/olc-2.0/gliding/flightinfo.html?dsId=3375473
[1] (the flight is invalid because I manually changed the HFDTE record
to the actual flight date)

-  HFFXA100 record - fix accuracy is 100m, should it
be better than this?

 

I’ve checked the internal battery voltage, Cambridge Aero Explorer
reports 3.0V.

 

I’ve been using this instrument for a few years but never seen
anything like this. 

 

Regards

Jarek

 

-
Email sent using Optus Webmail

Links:
--
[1]
http://www.onlinecontest.org/olc-2.0/gliding/flightinfo.html?dsId=3375473

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Re: [Aus-soaring] Cambridge 20 problem

2013-09-08 Thread JarekM
Hi Jim,

Tim Shirley suggested changing  the Cambridge internal battery. I did
this (the voltage jumped from 3.0V to 3.3V)  as a  precaution but
will have to wait until the next flying day  to see if it made any
difference.
Regards 
Jarek

BTW
I run WinPilot 9 on a HX4700
JM

- Original Message -
From: "Discussion of issues relating to Soaring in Australia." 
To:
Cc:
Sent:Mon, 9 Sep 2013 06:37:55 +1000
Subject:Re: [Aus-soaring] Cambridge 20 problem

Jarek.
I run winpilot on my ipaq 3890 and it gets data from the flarm
(ozflarm) I get the same steps on the trace from winpilot. I have
checked this with 2 different flarm systems in 2 different gliders and
it is the same problem. So unlikely to be lose wires etc. I have no
idea why it does this. I am troubleshooting atm and am going to try
the volkslogger to feed winpilot instead. The strange L/D info is the
program trying to adjust the calculation from the steps 
Its odd because on my traces the stepping is intermittent. If you find
a solution let me know.
Jim

 Jarek Mosiejewski  wrote: 

Hi,

 

I’ve already emailed Ian McPhee about this but perhaps someone has
an idea what could be the problem.

 

-  No trace in the Cambridge recorder.

-  The PDA connected to the Cambridge recorded the
flight (WinPilot) but with the date of 23/01/1994.

-  In flight, I experienced some strange final glide
and L/D required calculation by WinPilot.

-  The barogram when loaded to SeeYou appears as a
series of up-and-downs of about 200+ ft. vertical range:
http://www.onlinecontest.org/olc-2.0/gliding/flightinfo.html?dsId=3375473
[1] (the flight is invalid because I manually changed the HFDTE record
to the actual flight date)

-  HFFXA100 record - fix accuracy is 100m, should it
be better than this?

 

I’ve checked the internal battery voltage, Cambridge Aero Explorer
reports 3.0V.

 

I’ve been using this instrument for a few years but never seen
anything like this. 

 

Regards

Jarek

 

-
Email sent using Optus Webmail

Links:
--
[1]
http://www.onlinecontest.org/olc-2.0/gliding/flightinfo.html?dsId=3375473

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Re: [Aus-soaring] Cambridge 20 problem

2013-09-08 Thread Ross McLean
Jarek

The date issue will be related to the date/time set in your PDA.

The Barogram issue is likely to be an intermittent "spike" in the log trace,
I sometimes get this issue on my log trace as well, that would also possibly
screw up your final glide and L/D calcs.

ROSS

 

 

From: aus-soaring-boun...@lists.internode.on.net
[mailto:aus-soaring-boun...@lists.internode.on.net] On Behalf Of Jarek
Mosiejewski
Sent: Sunday, 8 September 2013 9:20 PM
To: 'Discussion of issues relating to Soaring in Australia.'
Subject: [Aus-soaring] Cambridge 20 problem

 

Hi,

 

I've already emailed Ian McPhee about this but perhaps someone has an idea
what could be the problem.

 

-  No trace in the Cambridge recorder.

-  The PDA connected to the Cambridge recorded the flight (WinPilot)
but with the date of 23/01/1994.

-  In flight, I experienced some strange final glide and L/D
required calculation by WinPilot.

-  The barogram when loaded to SeeYou appears as a series of
up-and-downs of about 200+ ft. vertical range:
http://www.onlinecontest.org/olc-2.0/gliding/flightinfo.html?dsId=3375473
(the flight is invalid because I manually changed the HFDTE record to the
actual flight date)

-  HFFXA100 record - fix accuracy is 100m, should it be better than
this?

 

I've checked the internal battery voltage, Cambridge Aero Explorer reports
3.0V.

 

I've been using this instrument for a few years but never seen anything like
this. 

 

Regards

Jarek

 

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Re: [Aus-soaring] Cambridge 20 problem

2013-09-08 Thread Jim crowhurst
Jarek.

I run winpilot on my ipaq 3890 and it gets data from the flarm (ozflarm) I get 
the same steps on the trace from winpilot. I have checked this with 2 different 
flarm systems in 2 different gliders and it is the same problem. So unlikely to 
be lose wires etc. I have no idea why it does this. I am troubleshooting atm 
and am going to try the volkslogger to feed winpilot instead. The strange L/D 
info is the program trying to adjust the calculation from the steps. 

Its odd because on my traces the stepping is intermittent. If you find a 
solution let me know.

Jim




 Jarek Mosiejewski  wrote: 

Hi,

 

I’ve already emailed Ian McPhee about this but perhaps someone has an idea what 
could be the problem.

 

-  No trace in the Cambridge recorder.

-  The PDA connected to the Cambridge recorded the flight (WinPilot) 
but with the date of 23/01/1994.

-  In flight, I experienced some strange final glide and L/D required 
calculation by WinPilot.

-  The barogram when loaded to SeeYou appears as a series of 
up-and-downs of about 200+ ft. vertical range: 
http://www.onlinecontest.org/olc-2.0/gliding/flightinfo.html?dsId=3375473 (the 
flight is invalid because I manually changed the HFDTE record to the actual 
flight date)

-  HFFXA100 record - fix accuracy is 100m, should it be better than 
this?

 

I’ve checked the internal battery voltage, Cambridge Aero Explorer reports 3.0V.

 

I’ve been using this instrument for a few years but never seen anything like 
this.

 

Regards

Jarek

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[Aus-soaring] Cambridge 20 problem

2013-09-08 Thread Jarek Mosiejewski
Hi,

 

I've already emailed Ian McPhee about this but perhaps someone has an idea
what could be the problem.

 

-  No trace in the Cambridge recorder.

-  The PDA connected to the Cambridge recorded the flight (WinPilot)
but with the date of 23/01/1994.

-  In flight, I experienced some strange final glide and L/D
required calculation by WinPilot.

-  The barogram when loaded to SeeYou appears as a series of
up-and-downs of about 200+ ft. vertical range:
http://www.onlinecontest.org/olc-2.0/gliding/flightinfo.html?dsId=3375473
(the flight is invalid because I manually changed the HFDTE record to the
actual flight date)

-  HFFXA100 record - fix accuracy is 100m, should it be better than
this?

 

I've checked the internal battery voltage, Cambridge Aero Explorer reports
3.0V.

 

I've been using this instrument for a few years but never seen anything like
this. 

 

Regards

Jarek

 

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