Re: [Aus-soaring] Wing frequency Procedure

On 1/12/2015 2:51 PM, Dave Boulter wrote: Hi Guys, Where would I find a document on wing frequency test procedure. I have looked in the Air Worthiness section of GFA but obviously no joy. I understand how to do it but need a document on how the GFA would like it performed. I'm not aware of it

Re: [Aus-soaring] Wing frequency Procedure

On 1/12/2015 8:16 PM, Alan wrote: My question would be has the wing frequency test ever proved anything? I'm aware of two cases where it has picked up significant structural problems in a wing that were then found with more detailed inspection. I know of another where the change was quite dr

Re: [Aus-soaring] Wing frequency Procedure

On 2/12/2015 10:25 AM, Mike Borgelt wrote: How much of the DG skin over the spar cap was delaminated? Sounds like it doesn't do anything to the stiffness of the wing anyway. I don't have exact details other than some extensive conversations with the guys that found it (it was on a Form 2 inspe

Re: [Aus-soaring] Wing frequency Procedure

On 2/12/2015 12:46 PM, Justin Couch wrote: I don't have exact details other than some extensive conversations with the guys that found it (it was on a Form 2 inspector's course, of all things...). It seems fairly significant amount of delamination, but in a series of patches, rathe

Re: [Aus-soaring] Artists required

On 8/12/2015 10:42 AM, Grietje Wansink wrote: >stuff I wouldn't want to sit in a black glider. A black car on a summer's day is bad enough! -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Informationhttp://www.j3d.

Re: [Aus-soaring] For the technophiliacs.

On 18/12/2015 6:22 PM, Mike Borgelt wrote: Also a group at Sydney University I briefly communicated with 3 or 4 years ago.so we put these algorithms in to a microcomputer, hook it to an autopilot and enjoy the ride? This is all doable right now. It will be interesting to see if/w

[Aus-soaring] Blanik EASA AD updated

Just issued yesterday - basically seems to now allow the Leweylln mod to be performed to bring an aircraft back in to service again if I understand the wording correctly. http://ad.easa.europa.eu/ad/2011-0135R1 -- Justin Couch http://www.vlc.com.au/ Java 3D

Re: [Aus-soaring] MID-AIR BREAK-UP (John Roake)

: https://easa.europa.eu/system/files/dfu/noise-EASA-TCDS-A.512_EB28-03-20072012.pdf So it really depends on when this particular aircraft was manufactured. There's at least 5 years where ASH25 EB28 is the officially correct name of the aircraft. -- Justin Couch

Re: [Aus-soaring] Pete Cesco on TV

On 29/02/2016 1:53 PM, Mark Newton wrote: On Feb 29, 2016, at 1:50 PM, Anthony Smith wrote: Which show was it on? https://au.news.yahoo.com/video/watch/30949880/adelaide-doctor-recovering-in-hospital-after-glider-crash/#page1

Re: [Aus-soaring] Update from Flarm on Unsolicited Email Circulation

out all over the world - even with ISO standards. If you want have a look at a good example, see the various MPEG standards and licensing those (and thus free to air digital TV). Even government-mandated broadcast specs require something that must be licensed from 3rd parties. -- Justin Couch

Re: [Aus-soaring] Update from Flarm on Unsolicited Email Circulation

ly avoid the patents. -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Informationhttp://www.j3d.org/ LinkedIn http://au.linkedin.com/in/justincouch/ G+

Re: [Aus-soaring] Update from Flarm on Unsolicited Email Circulation

ledge should be able to code up a robust solution in about 6 weeks. The rest is all just packaging, bulk production and managing the QA/release and upgrade lifecycle. -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Informationhttp://www.j3

Re: [Aus-soaring] Update from Flarm on Unsolicited Email Circulation

more than about a month and a few grand to do. They could even boot it up to ISO status due to ECMA's preferred vendor status with ISO (See Microsoft Office format) Just add about 2 years to the process if you can buy off enough member countries fast enough.

Re: [Aus-soaring] Update from Flarm on Unsolicited Email Circulation

ected intellectual property (Signed graphics drivers, USB cable mods, Ink Cartridges in the previous three examples). All perfectly OK here in Oz. FLARM are completely within their rights to do what they've done. -- Justin Couch http://www.vlc.com.au/ Java 3

Re: [Aus-soaring] Help, please

out around Camden. Difficult to get a good shot with the camera phone while also trying to thermal yourself! I have lots of great photos of blue sky, fingers, cockpit sides etc etc. Sadly, none of the eagle. I should go up with someone in a 2 seater and play photographer. -- Ju

Re: [Aus-soaring] SkySight.io - next generation soaring weather forecast

On 10/04/2016 6:18 PM, Peter Champness wrote: Can you do Paypal? Stay away from paypal unless you love having all of your bank accounts and credit cards arbitrarily frozen, with no recourse to get them unfrozen. Absolutely atrocious company to deal with. -- Justin Couch

Re: [Aus-soaring] SkySight.io - next generation soaring weather forecast

much damage to your life. My and my friend's experience is very far from isolated case. -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Informationhttp://www.j3d.org/ LinkedIn http://au.linkedin.c

[Aus-soaring] BSE Update now published

wrote about this in the last GA magazine. -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Informationhttp://www.j3d.org/ LinkedIn http://au.linkedin.com/in/justincouch/ G+

Re: [Aus-soaring] BSE Update now published

ke sure the rules get bent in a way that works for our benefit rather than having rules imposed on us that we don't like. I'm in the second camp. -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Informationhttp

Re: [Aus-soaring] flap settings/Dynamis

On 20/04/2016 5:17 PM, james dutschke wrote: Mike Pik20b has -8 to +90 in 2 degree increments. So I guess that makes it 49. Always one in the crowd :) ASW20 has 5 all up. I've only worked on a B, so not sure of the other variants. -- Justin Couch

[Aus-soaring] Fun with Form 2 Inspections and paperwork

or rating! Anyway, enjoy flying your now legal PZL aircraft! :P -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Informationhttp://www.j3d.org/ LinkedIn http://au.linkedin.com/in/justincouch/ G+

Re: [Aus-soaring] Fun with Form 2 Inspections and paperwork

dotting the I's and crossing T's for the CASA paperwork side as this sort of thing has been around for many years. -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Informationhttp://www.j3d.org/ LinkedIn

Re: [Aus-soaring] T&S as a mandated instrument

workaround for it. It's also a cautionary tale about making sure that inspectors _actually_ read their paperwork that they claim to be signing off, rather than just waving their hands and saying "yeah I know what's written, I've done this a hundred times" that can be appl

Re: [Aus-soaring] T&S as a mandated instrument

joying this sport - I'd like to still be able to have that option should I, and all the younger guys I'm trying to mentor, be interested. Anyway, I'll shoot you (emillis) a private email to see what we can dig up from historical paperwork and get i

[Aus-soaring] Fwd: Re: Fun with Form 2 Inspections and paperwork

Ben, got an early answer for you. Forwarded Message Subject: Re: Re: [Aus-soaring] Fun with Form 2 Inspections and paperwork Date: Fri, 22 Apr 2016 11:38:37 +1000 From: Andrew Simpson To: Justin Couch Hi Justin, Both requirements a) and b) need to be performed in applying

[Aus-soaring] Victoria glider sim contact details?

Looking for some details of the glider sim that is running around in Victoria. I know about the Keepit and Soaring Disability guys, specifically looking to chat with the Vic project. I believe it might be owned/run by GCV? -- Justin Couch http://www.vlc.com.au

Re: [Aus-soaring] T&S as a mandated instrument

isproven either way I personally feel), I'm disappointed that people don't see the humour in that we've solved it by the application of a bit of sticky tape and string - vintage, old school gliding at it's best! Anyway, I'll shut up on this issue now and let smarter

Re: [Aus-soaring] Victoria glider sim contact details?

Never mind. After Mandy's latest email, a bunch of people contacted her directly, including the GCV guys. That's all been sent in my direction, so I'm off and running! -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Information

Re: [Aus-soaring] Fun with Form 2 Inspections and paperwork

storm in a teacup. -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Informationhttp://www.j3d.org/ LinkedIn http://au.linkedin.com/in/justincouch/ G+

Re: [Aus-soaring] Fwd: Re: Fun with Form 2 Inspections and paperwork

eason for this is to prevent the pressure change splitting the wing open at altitude. A bit of tape won't hold much pressure behind it so the manufacturers instructions are still being obeyed anyway. -- Justin Couch http://www.vlc.com.au/ Jav

Re: [Aus-soaring] Fwd: Re: Fun with Form 2 Inspections and paperwork

at all or bags rather than integral tanks. -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Informationhttp://www.j3d.org/ LinkedIn http://au.linkedin.com/in/justincouch/ G

Re: [Aus-soaring] Glider Registration

On 25/04/2016 11:02 AM, Redmond Quinn wrote: I dare say the CASA register will catch up at some point! I remember reading recently somewhere that CASA is about 12 months behind the GFA register. Don't remember where. Maybe AG? -- Justin Couch

[Aus-soaring] IS-28 life extensions starting to happen

ottom of the fin/fuse junction due to stress cracking. I don't recall any IS-28 ADs about that here. The online schedule for them doesn't list it either. -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Informationhttp://www.j3

Re: [Aus-soaring] IS-28 life extensions starting to happen

missed that. Know if anyone has actually finished the paperwork here? The reason I'm asking is that I know of a couple of IS-28 fuselages that are about to be sacrificed to the simulator gods. It might not be such a good idea to cut up a now perfectly serviceable aircraft! -- Justin

Re: [Aus-soaring] IS-28 life extensions starting to happen

re suitable for this task. Lots of smaller kids and err senior gentlemen making use of them. -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Informationhttp://www.j3d.org/ LinkedIn http://au.linkedin.com/in

Re: [Aus-soaring] Windward Performance

On 4/05/2016 6:03 PM, Mike Borgelt wrote: Anyone know of any buzz on r.a.s. ? I read it daily - I don't recall any mention of it in the last couple of months. -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Information

Re: [Aus-soaring] Disability Hoists

p for sale on the GFA website about 6 months ago. http://soarabilitysim.blogspot.com/ http://www.glidingaustralia.org/mag/GlidingAustralia-Issue-21.pdf -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Informationhttp://www.j3d.org/ Lin

Re: [Aus-soaring] Disability Hoists

On 9/05/2016 7:44 AM, Laurie Hoffman wrote: Many thanks Justin. Will contact Soarability. Regards Laurie Hoffman Just a followup - got corrected offlist that the sim that was up for sale was not SoarAbility's sim. Belonged to another person. -- Justin

[Aus-soaring] 1000km in a 1-26

he nailed it. -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Informationhttp://www.j3d.org/ LinkedIn http://au.linkedin.com/in/justincouch/ G+ WetMorgoth

[Aus-soaring] Any towballs heading east from Perth?

would be ideal. Obviously, will cough up some cash for the fuel etc. -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Informationhttp://www.j3d.org/ LinkedIn http://au.linkedin.com/in/justincou

Re: [Aus-soaring] Any towballs heading east from Perth?

year, but figured it wouldn't hurt to ask anyway :) -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Informationhttp://www.j3d.org/ LinkedIn http://au.linkedin.com/in/justincou

Re: [Aus-soaring] Russian gliders

On 15/05/2016 2:59 PM, Mike Borgelt wrote: Sorry, here's the link: http://shop.flavionics.eu/ I love the "Add to Cart" button for each glider type. e-commerce at it's best! -- Justin Couch http://www.vlc.com.au/ Java 3D

[Aus-soaring] MOSP 3 v7.2 out

Just saw this post over on the GFA group so passing along here. No idea what the changes are yet other than the clarification of the 250hr inspection. http://www.doc.glidingaustralia.org/index.php?option=com_docman&view=list&slug=mosp-part-3-airworthiness&Itemid=101&layout=

Re: [Aus-soaring] autopilots, cheating

e after landing. This will bring back driver skill into the equation again. -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Informationhttp://www.j3d.org/ LinkedIn http://au.linkedin.com/in/justi

Re: [Aus-soaring] autopilots, cheating

the sole supplier for that set of competition rules. Why not for flight computers? -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Informationhttp://www.j3d.org/ LinkedIn http://au.linkedin.com/in/justincouch/ G

Re: [Aus-soaring] California Ridge run

On 13/07/2016 1:17 PM, steph...@internode.on.net wrote: Which does beg the question, why would a person fly a ridge while hand holding a camera It feels more like it is attached to a shoulder or parachute harness. Definitely not on a hat or similar as you don't see any sideways g

[Aus-soaring] Jantar aileron pin local machinists?

not mandatory, for someone that could make some more up. I have all the paperwork in place, just need someone to do the work. -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Informationhttp://www.j3d.org/ LinkedIn

Re: [Aus-soaring] Jantar aileron pin local machinists?

On 19/07/2016 4:34 PM, opsw...@bigpond.net.au wrote: Jsutin, what's your phone number. I have a solution for your machining. I'll send privately. And thanks everyone - I have about half a dozen options to call on now. As always, the gliding community is extremely helpful!

Re: [Aus-soaring] GFA AGM

op it further. The outcome of the board meeting was that the GFA definitely wishes to pursue this formally at the national level. A collection of us now have the next round of items to work on, which our discussion group will be very helpful in resolving. -- Justin

Re: [Aus-soaring] Gliding Simulators?

s sim is up and running as of two weeks ago. They are just starting to play with it and have a couple of instructors that are looking at exploring its capabilities in the training - particularly with the upcoming instructor refresher courses. -- Justin Couch

Re: [Aus-soaring] Gliding Simulators?

ing list Aus-soaring@lists.base64.com.au http://lists.base64.com.au/listinfo/aus-soaring -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Informationhttp://www.j3d.org/ LinkedIn http://au.linkedin.c

Re: [Aus-soaring] GFA AGM

A trimmed down video of my presentation at the afternoon seminar has been posted too: https://youtu.be/YIIgTasBLpw -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Informationhttp://www.j3d.org/ LinkedIn http

Re: [Aus-soaring] Nigel's omission

nother co-recipient, the howls would be even louder! They're in a no-win situation either way. -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Informationhttp://www.j3d.org/ LinkedIn http://au.linkedin.com/in

Re: [Aus-soaring] GFA AGM - simulators are go!

A discussion group is now up on the GFA's google groups. https://groups.google.com/a/glidingaustralia.org/forum/#!forum/sim Open for viewing to the world as there's lots of interest in the topics. Posting will require membership, but I'm not picky so long as you're not

Re: [Aus-soaring] [gfaforum] 2 SEAT NATIONALS NARROMINE 2017

On 17/08/2016 8:29 AM, David Holmes wrote: February maybe? LOL! Ross, make it easy: "at the same dates as the 20m stuff..." :) -- Justin ___ Aus-soaring mailing list Aus-soaring@lists.base64.com.au http://lists.base64.com.au/listinfo/aus-soaring

Re: [Aus-soaring] [gfaforum] Airpath compass

On 18/08/2016 12:17 PM, Simon Hackett wrote: One of those rare times that I pipe up on something here these days. Here’s evidence of such a double failure in recent times, due to neither of your scenarios, in a real aircraft with a lot of internal redundancy: http://www.bushflyingdiaries.com/2

Re: [Aus-soaring] Eagle attacks

On 13/10/2016 11:51 AM, Angus Stewart wrote: Pilot very lucky to get out of that with only minor injuries and a broken canopy. Anyone else got some interesting eagle attack stories? SCGC's Astir wore an eagle through the leading edge of a wing many years ago. Took out about a 1m section of i

[Aus-soaring] Astir CS hatch wanted

Unfortunately our club's Astir hatch disappeared mid-flight yesterday due to insufficient use of tape. Anyone have a spare that they'd like to part with? -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Informationhttp://w

Re: [Aus-soaring] Astir CS hatch wanted

. -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Informationhttp://www.j3d.org/ LinkedIn http://au.linkedin.com/in/justincouch/ G+ WetMorgoth

[Aus-soaring] Junior Life extension to 12,000 hrs

, but I expect that to get sorted out pretty quickly. http://szd.com.pl/en/infos/79 I've sent an email to PZL asking for the paperwork on behalf of my club last night. No response yet. -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Inform

Re: [Aus-soaring] Junior Life extension to 12,000 hrs

On 20/12/2016 7:50 PM, Jarek Mosiejewski wrote: Hi, I guess it does not make much of a difference, but I think you contacted Allstar, the company in Bielsko Biala, that continues the SZD tradition. Oops. My bad! Yes, getting all my PZLs mixed up as I'm also chasing the other PZL/SZD trying t

[Aus-soaring] Flarm odd error message help requested

n the display other than the status LEDs. Any suggestions on what might be wrong? -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Informationhttp://www.j3d.org/ LinkedIn http://au.linkedin.com/in/justincou

Re: [Aus-soaring] Flarm odd error message help requested

serial output of the Flarm on your PC (using USB to serial and terminal software (I use coolterm), its pretty easy to see if its corrupt or intermittent I guess I have seem more than 10 units like that in the last 3 years Richard Swift Avionics -- Justin Couch

Re: [Aus-soaring] JS3s arr Benalla

could be confusing! -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Informationhttp://www.j3d.org/ LinkedIn http://au.linkedin.com/in/justincouch/ G+ WetMorgoth

Re: [Aus-soaring] JS3s arr Benalla

paperwork out of RSA that Dennis is madly trying to get corrected - probably due to what Mike is talking about with serial numbers being swapped. -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Informationhttp://www.j3d.org

Re: [Aus-soaring] Becker 4201 radio repair?

Arnie's looking over my shoulder dictating as I type this: He's doing well and almost back into aircraft again. The 4201 are all surface mount, so difficult to repair unless it is a simple problem. He has brand new ones for $700-ish so repairing is almost as expensive as a new one if is anythi

Re: [Aus-soaring] JS3s arr Benalla

New video up from GFA about the JS3. Uys goes into a very long discussion on all the design features, and even the mixed up Rego/Comp numbers. 30 minutes, so quite extensive coverage. https://www.youtube.com/watch?v=C8UmGiBrJ7o -- Justin Couch http

[Aus-soaring] Any travellers from Sydney to Perth with spare luggage space?

n the next week or two and save BSS some money. -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Informationhttp://www.j3d.org/ LinkedIn http://au.linkedin.com/in/just

Re: [Aus-soaring] gliding the sport

t to glide) but gave it away as uneconomic, even when based right next to Australia's larges population centre. -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Informationhttp://www.j3d.org/ LinkedIn http

Re: [Aus-soaring] MEMBERSHIP AND A WORLD REVIEW

wners are all nearby. My guess is the the in-limbo aircraft are split between sitting in museums, and wrecks that are waiting to be rebuilt and the rego was kept in order to make the test flying part much easier. -- Justin Couch http://www.vlc.com.au/ Java 3D

Re: [Aus-soaring] MEMBERSHIP AND A WORLD REVIEW

On 5/02/2017 8:41 PM, Richard Frawley wrote: i must look up the MOSPs and see what i have "to know/be skilled at" to attain L2 or is is at some mystical behest of a CFI. In a nutshell, there isn't any requirements to be passed. It will be issued by the CFI and club, and reviewed/renewed annu

Re: [Aus-soaring] GFA Negative Advertising and Censorship?

spitting the dummy in a huge way after being told to knock off all the snarkiness. More over on the official GFA mail list. He's lost the plot completely now. -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Informationhttp://www.j3

Re: [Aus-soaring] L2 Independent Ops

On 14/02/2017 7:33 PM, Mark Newton wrote: The GFA syllabus doesn’t teach that. Instead, right from lesson 1 it stresses that the instructor is the superior, and that the duty instructor will be running the day, and that everyone else on the field marches to that person’s tune. So much so that

Re: [Aus-soaring] Training booking system and process

On 17/02/2017 11:46 AM, Ben Coleman wrote: Hi all, Are there any gliding clubs using a booking system of some sort to organise training activities? This may be as simple as who is turning up and who is instructing or a complete system allocating student, instructor, aircraft and timeslot. [sn

[Aus-soaring] To PowerFlarm or not?

equipment, then the horizon of the adoption of ADS-B is the interesting bit to us, rather than equipment cost. -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Informationhttp://www.j3d.org/ LinkedIn http://au.

Re: [Aus-soaring] Flarm mouse troubles

with the display or cables running to it from the FLARM rather than the hardware of the device itself. -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Informationhttp://www.j3d.org/ LinkedIn http://au.linkedin.co

Re: [Aus-soaring] rotating beacon non-magnetic

un by them (Sydney Metro Airports Corp). SMA requires us to have big flashy lights, and separate driver licenses, vehicle inspections etc -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Informationhttp://www.j3d.org/ Lin

Re: [Aus-soaring] Glider Glass cloth

us-soaring ___ Aus-soaring mailing list Aus-soaring@lists.base64.com.au http://lists.base64.com.au/listinfo/aus-soaring -- Justin Couch http://www.vlc.com.au/ Java 3D Graphics Informationhttp://w

[Aus-soaring] Contact details for Conrad Bolton

Trying to find the details for Conrad. Former mayor of Narrabri but I can't dig up his contact details anywhere that aren't linked to his former local government account. He apparently owns the wreck of (ex-)HDC, a DG202 that's currently sitting in an abandoned trailer at Camd

Re: [Aus-soaring] FES fire in the UK

ugel-304-es-g-gsgs> http://www.front-electric-sustainer.com/news.php <http://www.front-electric-sustainer.com/news.php> http://publicapps.caa.co.uk/docs/33/20170906EASAAD20170167E.pdf <http://publicapps.caa.co.uk/docs/33/20170906EASAAD20170167E.pdf> -- Justin Couch

Re: [Aus-soaring] Tactile system for spacial disorientation

There was a similar display in the Emerging Technologies section of SIGGRAPH this year. The concept is called The Hanger Reflex - very small amounts of pressure on the body at small points can cause the person to be controlled They demonstrated a similar belt device that allowed one person to contr

Re: [Aus-soaring] Parachute

Just went through this one with one of my chutes: PA are 20 years on the harness. They'll put new harness on and reuse the canopy if it is in good condition.  Basically halves the cost.  - Original Message - From: "Discussion of issues relating to Soaring in Australia." To: "Jim Stanifo

Re: [Aus-soaring] [gfaforum] RE: water bags and tanks

My club has a set pulled from an LS4 that we don't need any more. Check your dimensions and volume and maybe these will be suitable for you. - Original Message - From: "Discussion of issues relating to Soaring in Australia." To: Cc: "Noel Roediger" , , "Discussion of issues relating to

Re: [Aus-soaring] Lithium batteries

>From what I understand, it was looking at the tech itself - the onboard circuitry. There was also a bit of grandfathering since they'd been used unofficially for a while with no incidents.  I see Sean has popped up here so the GFA airworthiness group would be aware of it, probably just a case of s