Had powerfail in club dg1000 in state comp. Used wintervario to complete task
Sent from my iPad > On 27 Apr 2015, at 20:07, aus-soaring-requ...@lists.internode.on.net wrote: > > Send Aus-soaring mailing list submissions to > aus-soaring@lists.internode.on.net > > To subscribe or unsubscribe via the World Wide Web, visit > http://lists.internode.on.net/mailman/listinfo/aus-soaring > or, via email, send a message with subject or body 'help' to > aus-soaring-requ...@lists.internode.on.net > > You can reach the person managing the list at > aus-soaring-ow...@lists.internode.on.net > > When replying, please edit your Subject line so it is more specific > than "Re: Contents of Aus-soaring digest..." > > > Today's Topics: > > 1. Re: varios, redundancy (James Dutschke) > 2. Re: varios, redundancy (pam) > > > ---------------------------------------------------------------------- > > Message: 1 > Date: Mon, 27 Apr 2015 19:55:08 +1000 > From: James Dutschke <james.m.dutsc...@gmail.com> > Subject: Re: [Aus-soaring] varios, redundancy > To: "Discussion of issues relating to Soaring in Australia." > <aus-soaring@lists.internode.on.net> > Message-ID: <1d2e87b2-87ae-4d90-8f72-e3ab130dc...@gmail.com> > Content-Type: text/plain; charset="utf-8" > > Straw poll. > > Has anyone, had a vario failure. > > Sent from my iPhone > >> On 27 Apr 2015, at 19:14, Nick Gilbert <cirru...@gmail.com> wrote: >> >> Surely a backup electric vario is a more useful backup than a mechanical? >> With its own emergency battery you get a backup audio and averager as well >> as the needle. With all the stress that goes with a power failure having to >> stare at the instrument would make things worse. >> >> Nick >> >> >>> On 27 Apr 2015, at 5:41 pm, Peter Champness <plchampn...@gmail.com> wrote: >>> >>> I have just been choosing instruments for a new glider. >>> >>> I did wonder for a moment after reading Adam's post whether I had wasted >>> money on the Winter Vario. >>> >>> However I agree with Mike. A set on basic instruments (redundancy) is good >>> insurance. In my case I have something in case of electrical failure. >>> >>> No doubt thermal can be found and used without any instruments, but it >>> difficult. >>> >>>> On Mon, Apr 27, 2015 at 5:32 PM, Mike Borgelt >>>> <mborg...@borgeltinstruments.com> wrote: >>>> At 08:14 AM 27/04/2015, you wrote: >>>> >>>> There???s no need for a winter backup now >>>> >>>> Maybe not a Winter vario as backup but you should have a backup. Adam's >>>> advice is probably the silliest thing I've read in a long time. >>>> >>>> The only time you may reasonably want to rely on one vario is in a >>>> motorglider if you are prepared to start the motor and fly home if the >>>> single vario fails. >>>> >>>> Too bad if you are half way round a 500km triangle and set to win the >>>> Nationals if you do reasonably this day. >>>> >>>> For the paleo engineless gliders you are likely to risk an outlanding with >>>> its attendant hazards. Pretty stupid to risk breaking your glider or >>>> yourself over lack of a backup. >>>> >>>> If you are serious about competition you should be equipped to cope with >>>> single failures of equipment. Most people carry two flight recorders for >>>> good reason. >>>> >>>> A main navigation system and some reasonable backup is also necessary. >>>> Hint: fly with the backups working. The time to find out they have failed >>>> is NOT when you've had another failure. >>>> >>>> The backup vario may also have a different speed of response and will >>>> likely just display TE vario. Your primary should be showing netto >>>> (airmass) or relative netto ( airmass offset down by the sink rate in >>>> circling flight - this means it always shows the rate of climb you would >>>> get if you slowed down and circled, no matter your current airspeed). The >>>> two varios may show slightly different information without changing modes >>>> which can be useful. >>>> >>>> We've all had even modern electronic equipment fail. Phones, PC's GPS , >>>> etc etc. It is pretty good nowadays but anyone doing what Adam says is >>>> tempting fate, Murphy's Law and what a physics teacher of mine called "the >>>> innate cussedness of inanimate matter". >>>> >>>> When you decide to use a backup you might like to consider that the Winter >>>> doesn't have an audio or an averager. Do you really want to be sharing >>>> thermals with other gliders without an audio? If flying cross country you >>>> would find you would miss the averager. >>>> >>>> If you have a backup electronic vario it should have its own independent >>>> backup power supply. While a glider electrical system can be fused >>>> properly so that the radio for example developing an internal short >>>> doesn't take out the main battery fuse (and if everything dies because of >>>> this or similar , are you going to simply flip the switch to battery 2 and >>>> take out *its* fuse also?) I suspect many aren't. >>>> >>>> If you decide to join the 21st century for your backup vario get in touch >>>> and I'll sell you something you'll be happy to fly with when you need it. >>>> >>>> Mike >>>> >>>> >>>> >>>> >>>> >>>> >>>> >>>> >>>>> ____________________________________ >>>>> Aus-soaring mailing list >>>>> Aus-soaring@lists.internode.on.net >>>>> To check or change subscription details, visit: >>>>> http://lists.internode.on.net/mailman/listinfo/aus-soaring >>>> Borgelt Instruments - design & manufacture of quality soaring >>>> instrumentation since 1978 >>>> www.borgeltinstruments.com >>>> tel: 07 4635 5784 overseas: int+61-7-4635 5784 >>>> mob: 042835 5784 : int+61-42835 5784 >>>> P O Box 4607, Toowoomba East, QLD 4350, Australia >>>> >>>> >>>> _______________________________________________ >>>> Aus-soaring mailing list >>>> Aus-soaring@lists.internode.on.net >>>> To check or change subscription details, visit: >>>> http://lists.internode.on.net/mailman/listinfo/aus-soaring >>> >>> _______________________________________________ >>> Aus-soaring mailing list >>> Aus-soaring@lists.internode.on.net >>> To check or change subscription details, visit: >>> http://lists.internode.on.net/mailman/listinfo/aus-soaring >> _______________________________________________ >> Aus-soaring mailing list >> Aus-soaring@lists.internode.on.net >> To check or change subscription details, visit: >> http://lists.internode.on.net/mailman/listinfo/aus-soaring > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: > <http://lists.internode.on.net/mailman/private/aus-soaring/attachments/20150427/4d47754f/attachment.html> > > ------------------------------ > > Message: 2 > Date: Mon, 27 Apr 2015 20:07:48 +1000 > From: "pam" <p...@kurstjens.com> > Subject: Re: [Aus-soaring] varios, redundancy > To: "'Discussion of issues relating to Soaring in Australia.'" > <aus-soaring@lists.internode.on.net> > Message-ID: <003201d080d2$03e9b600$0bbd2200$@kurstjens.com> > Content-Type: text/plain; charset="utf-8" > > YES in the Nationals. It felt like the wings had fallen off. I had no > backup?.. > > > > From: aus-soaring-boun...@lists.internode.on.net > [mailto:aus-soaring-boun...@lists.internode.on.net] On Behalf Of James > Dutschke > Sent: Monday, 27 April 2015 7:55 PM > To: Discussion of issues relating to Soaring in Australia. > Subject: Re: [Aus-soaring] varios, redundancy > > > > Straw poll. > > > > Has anyone, had a vario failure. > > > Sent from my iPhone > > > On 27 Apr 2015, at 19:14, Nick Gilbert <cirru...@gmail.com > <mailto:cirru...@gmail.com> > wrote: > > Surely a backup electric vario is a more useful backup than a mechanical? > With its own emergency battery you get a backup audio and averager as well as > the needle. With all the stress that goes with a power failure having to > stare at the instrument would make things worse. > > > > Nick > > > > > On 27 Apr 2015, at 5:41 pm, Peter Champness <plchampn...@gmail.com > <mailto:plchampn...@gmail.com> > wrote: > > I have just been choosing instruments for a new glider. > > > > I did wonder for a moment after reading Adam's post whether I had wasted > money on the Winter Vario. > > > > However I agree with Mike. A set on basic instruments (redundancy) is good > insurance. In my case I have something in case of electrical failure. > > > > No doubt thermal can be found and used without any instruments, but it > difficult. > > > > On Mon, Apr 27, 2015 at 5:32 PM, Mike Borgelt > <mborg...@borgeltinstruments.com <mailto:mborg...@borgeltinstruments.com> > > wrote: > > At 08:14 AM 27/04/2015, you wrote: > > There???s no need for a winter backup now > > Maybe not a Winter vario as backup but you should have a backup. Adam's > advice is probably the silliest thing I've read in a long time. > > The only time you may reasonably want to rely on one vario is in a > motorglider if you are prepared to start the motor and fly home if the single > vario fails. > > Too bad if you are half way round a 500km triangle and set to win the > Nationals if you do reasonably this day. > > For the paleo engineless gliders you are likely to risk an outlanding with > its attendant hazards. Pretty stupid to risk breaking your glider or yourself > over lack of a backup. > > If you are serious about competition you should be equipped to cope with > single failures of equipment. Most people carry two flight recorders for good > reason. > > A main navigation system and some reasonable backup is also necessary. Hint: > fly with the backups working. The time to find out they have failed is NOT > when you've had another failure. > > The backup vario may also have a different speed of response and will likely > just display TE vario. Your primary should be showing netto (airmass) or > relative netto ( airmass offset down by the sink rate in circling flight - > this means it always shows the rate of climb you would get if you slowed down > and circled, no matter your current airspeed). The two varios may show > slightly different information without changing modes which can be useful. > > We've all had even modern electronic equipment fail. Phones, PC's GPS , etc > etc. It is pretty good nowadays but anyone doing what Adam says is tempting > fate, Murphy's Law and what a physics teacher of mine called "the innate > cussedness of inanimate matter". > > When you decide to use a backup you might like to consider that the Winter > doesn't have an audio or an averager. Do you really want to be sharing > thermals with other gliders without an audio? If flying cross country you > would find you would miss the averager. > > If you have a backup electronic vario it should have its own independent > backup power supply. While a glider electrical system can be fused properly > so that the radio for example developing an internal short doesn't take out > the main battery fuse (and if everything dies because of this or similar , > are you going to simply flip the switch to battery 2 and take out *its* fuse > also?) I suspect many aren't. > > If you decide to join the 21st century for your backup vario get in touch and > I'll sell you something you'll be happy to fly with when you need it. > > Mike > > > > > > > > > > > > ____________________________________ > Aus-soaring mailing list > Aus-soaring@lists.internode.on.net > <mailto:Aus-soaring@lists.internode.on.net> > To check or change subscription details, visit: > http://lists.internode.on.net/mailman/listinfo/aus-soaring > > Borgelt Instruments - design & manufacture of quality soaring instrumentation > since 1978 > www.borgeltinstruments.com <http://www.borgeltinstruments.com/> > tel: 07 4635 5784 overseas: int+61-7-4635 5784 > mob: 042835 5784 : int+61-42835 5784 > P O Box 4607, Toowoomba East, QLD 4350, Australia > > > _______________________________________________ > Aus-soaring mailing list > Aus-soaring@lists.internode.on.net > <mailto:Aus-soaring@lists.internode.on.net> > To check or change subscription details, visit: > http://lists.internode.on.net/mailman/listinfo/aus-soaring > > > > _______________________________________________ > Aus-soaring mailing list > Aus-soaring@lists.internode.on.net > <mailto:Aus-soaring@lists.internode.on.net> > To check or change subscription details, visit: > http://lists.internode.on.net/mailman/listinfo/aus-soaring > > _______________________________________________ > Aus-soaring mailing list > Aus-soaring@lists.internode.on.net > <mailto:Aus-soaring@lists.internode.on.net> > To check or change subscription details, visit: > http://lists.internode.on.net/mailman/listinfo/aus-soaring > > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: > <http://lists.internode.on.net/mailman/private/aus-soaring/attachments/20150427/989024c2/attachment.html> > > ------------------------------ > > _______________________________________________ > Aus-soaring mailing list > Aus-soaring@lists.internode.on.net > http://lists.internode.on.net/mailman/listinfo/aus-soaring > > End of Aus-soaring Digest, Vol 139, Issue 42 > ******************************************** _______________________________________________ Aus-soaring mailing list Aus-soaring@lists.internode.on.net To check or change subscription details, visit: http://lists.internode.on.net/mailman/listinfo/aus-soaring