About

Gender

Male


Location

bamparampam


About Me:

I am the best


Please tell us a bit about your UAV interest

UAVs I like them


Hometown:

wonderland


Activity Feed

johnkowalsky commented on Chris Anderson's blog post Sony's VTOL drone first flights
"Still I am convinced that tail-sitters will dominate the industry because efficiency.

I mean vast majority of taks is - 'hey I want something that isn't a PITA to take off and land'"
Aug 26, 2015
johnkowalsky commented on CrashingDutchman's blog post Mobius docking station - enable your mobius came to transmit video on 5.8GHz
"Noticed that a while ago. This one isn't even particularly annoying"
Aug 17, 2015
johnkowalsky commented on Kristaps Brass's blog post UgCS 2.5 has been released!
"Could we have categories for posts ? So that it's clearly visible from the frontpage is something is open source & free or paid/requires a monthly fee and maybe a seperate category for regular posts that describe events, news etc."
Aug 6, 2015
johnkowalsky commented on Chris Anderson's blog post 3DR Aero used to test delivery of blood samples
"Seems like a cool idea until you see that huge 'biohazard' warning sticker :-D
Ebola infected blood dropping from the skies ?? What could possibly go wrong"
Aug 1, 2015
johnkowalsky commented on Ted Morgan's blog post HD FPV over cellular w/ proxy server
"Ok but why HD to begin with ? I mean something like 640X400 would be more than adequate and the bandwith requirement is almost 4 times lower. Not to mentio that it's going to need less computing power for compression.

Also why FPV ? I mean any such…"
Jul 14, 2015
johnkowalsky commented on Chris Anderson's blog post Event 38 Bluetooth Bridge for Pixhawk/APM drones combines long-distance wireless and BT compatibility
"Well that's cool but why not 3g/4g ?"
Jul 13, 2015
johnkowalsky commented on Chris Anderson's blog post LIDAR-Lite 360-degree mirror scanner
"does it use an encoder or step motor/open loop?"
Jul 13, 2015
johnkowalsky commented on Chris Anderson's blog post Latest on Pixhawk-powered ducted fan drone
"What's the purpose of a ducted fan ?

Once you start moving fast in horizontal plane it effectively becomes a plane with almost no wings.
So technically it's a tailsitter that's a little bit less affected by wind in hovering stage but much worse in…"
Jul 4, 2015
johnkowalsky commented on Trent at MyGeekShow's blog post MyGeekShow - Building the Solar UAV Prototype
"Have you done the math on it ? How much power do you need to sustain a flight (with all the electronics**? Calculate per hour and convert into Wh / 24h. From the point just see how much surface area you need for solar panels

If this is your 50%…"
Jul 4, 2015
johnkowalsky commented on DBX Drones's blog post DroneBoX Team presentation
"I wonder how is the government going to stop people from using drones for deliveries of illegal things like drugs ?"
Jul 1, 2015
johnkowalsky commented on Gary McCray's blog post Great deal on a 3 axis gimbal with Alexmos controller
"Just out of curiosity... what kind of angular precision could you expect out of a brushless gimbal ? Could one you it for long range video shots ?"
Jun 27, 2015
johnkowalsky commented on LightWare - Laser Developer's blog post High speed scanning laser weighs just 75g and measures over 100m
"Technically still a step motor. What's the part number and price ? I am looking for something similar for a completelly different project"
Jun 20, 2015
johnkowalsky commented on LightWare - Laser Developer's blog post High speed scanning laser weighs just 75g and measures over 100m
"Soooo.... are you using a geared step motor?"
Jun 19, 2015
johnkowalsky commented on LightWare - Laser Developer's blog post High speed scanning laser weighs just 75g and measures over 100m
"What kind of motor is that ? You say it has an encoder ?"
Jun 18, 2015
johnkowalsky commented on IKE's blog post ‘Tailsitter’ flying robot hovers and recovers easily, by ETH Zurich
"I don't think that the tailsitter is necessarily much more affected than some of the quad fixed wing hybrids that have been posted here. It's practically the same.

Wind is a problem for real VTOLs too. AFAIK harriers had problems with it and it…"
Jun 5, 2015
johnkowalsky commented on Chris Anderson's blog post US Government starts to require open source UAV technology!
"Things that don't belong in conversation here - LOL. If you try to sell shit with backdoors and logic bombs in it then you might annoy your clients."
Jun 4, 2015
More…