About Me:

Meterology+Programmer Glider Pilot

Please tell us a bit about your UAV interest

Thermal Finding


Vantaa, Vapaala

Activity Feed

Tero Koivunen commented on Colin Snow's blog post Brief Survey on ADS-B and Small Drones
Aug 13, 2015
Tero Koivunen commented on Blucraft's blog post Introducing CloudFoil: Full airfoil CFD simulations in the cloud
"and 3D also, my sample experiment with Gerris
May 29, 2015
Tero Koivunen replied to mrfunk's discussion 3.2 on Pixhawk,poor altitude hold PLEASE help !
"I also was forced to go back to APM, Ok, I have PX4 but is was really sensitive and difficult in many ways (small connectors, firmware loading difficulties, PPM clitching etc), adding some lead to weigh it helped little bit (brutal, I know). I 3d…"
Jan 30, 2015
Tero Koivunen commented on Long Zx's blog post most reliable and safest drone
Aug 11, 2014
Tero Koivunen commented on Baris Akis's blog post Join Matternet! Let's change the world.
"I have all of those requirements in Finland already ;-)"
Jul 17, 2014
Tero Koivunen commented on Neuro's blog post NEW "APM" Powered "Phantom Clone" from hobby king!
"So we can see more of this kind of videos (From HK):
15 min flight time sounds quite optimistic."
May 29, 2014
Tero Koivunen replied to Damo's discussion Arduplane expo and dual rates in ArduPlane User Group
"Yes in manual, 
in FBWA may become sluggish."
May 23, 2014
Tero Koivunen replied to Damo's discussion Transmitter setup and Plane Control Surfaces setup in ArduPlane User Group
May 13, 2014
Tero Koivunen replied to Damo's discussion Current Draw while sitting idle in ArduPlane User Group
"Maybe that small cable (6 pin?) is not connected, or is on wrong place or wrong config (Voltage/Current sensor or pin settings) ."
May 13, 2014
Tero Koivunen replied to GP's discussion 2013 RTF X8 SMOKE!
"1 phase was disconnected or bad Esc"
Apr 28, 2014
Tero Koivunen commented on Sue Rosenstock's blog post 3DR lifts off with powerful redesigned copters
"Reality is "RTFM Drones""
Feb 4, 2014
Tero Koivunen replied to Preator's discussion Ideal vs. Realistic Multicopter Specifications
"It could be worth play with 

30 min looks challenging, 15-20 min more realistic."
Feb 2, 2014
Tero Koivunen replied to Blaž Vidmar's discussion Opinion on components selection
"15 or 15.5 inch propeller, then you have more thrust reserve and hovering about 50% or less.
Bigger frame also."
Jan 7, 2014
Tero Koivunen replied to Chris Wildey's discussion Ublox 6M GPS w/ compass Connection. in Andropilot Users Group
"It could be right:
"Little" bit confusing to use black to VCC and red to GND."
Dec 29, 2013
Tero Koivunen replied to Rob_Lefebvre's discussion Anybody flying PX4?
"Earplugs, HK vibration foam, Silicone pencil holders, piece of lead for weight.
So vibrations are within acceptable range, finally.
Turbulentic test flight:
Dec 24, 2013
Tero Koivunen replied to Randy's discussion ArduCopter-3.1 released!
"After update (and cold weather):
Also some problems with parameters in beginning, some defaulted when connecting to MP, some not. Resetting helped.
after PX4 combined with 3.1fw makes me crazy, MP shows slowly accelerating vertical velocity in table…"
Dec 17, 2013