About

Gender

Male


Location

Thessaloniki


About Me:

Power Electronics Engineer


Please tell us a bit about your UAV interest

I like to create projects that include microprocessors, power electronics and rf circuits.


Hometown:

Thessaloniki


Activity Feed

George P. commented on Chris Anderson's blog post Astounding new nanocopter: the Walkera QR Ladybird
"@Dez Socks
Not possible.
Ladybird use brushed dc motors and the ESC for this type of motor is very simple: Only one MOSFET and the PWM signal from microcontroller. 
4 motors = 4 tiny MOSFETs (see on the bottom side of PCB) and 4 PWM ports from…"
May 2, 2012
George P. commented on Chris Anderson's blog post Astounding new nanocopter: the Walkera QR Ladybird
" Dave Wicks:
You can use the 1s ladybird battery. Camera & tx works well in 3 - 4.5V range.
Ruwan:
If the camera tx use a different channel, no, it not intefere with ladybird's radio. 
Check and the tx in the follow link. Come with 4 selectable…"
May 2, 2012
George P. commented on Chris Anderson's blog post Astounding new nanocopter: the Walkera QR Ladybird
"It is possible to attach a 1g super mini camera & 50mW 2.4GHz transmitter compo for fpv flying:
http://fpvhobby.com/143-sub-nano-combo-set.html"
May 1, 2012
George P. commented on Sergiu's blog post First flight Xmega AP and Hexa Configuration
"In general, it is recommenent to place the ESC's as close as possible to the motors.
Otherwise too much electric noise may radiated and interference with other sensitive electronics."
Apr 23, 2012
George P. replied to Rafael Fioretti's discussion FPV - Cam instalation
"Directly from your 3S lipo battery pack. (If you have)
Instructions for connecting a camera, A/V transmiter and OSD is here:
http://code.google.com/p/arducam-osd/wiki/minimosd"
Apr 22, 2012
George P. commented on thoha muhammad's photo
"I think this is the earth's gravity that apply continuously to z axis of the MPU-6000 accelerometer.
If the MPU-6000 is ranged for +-4G the output value for -1G is -8192.
Also your sensor is not absolutely horizontal, for this, you read a slightly…"
Apr 22, 2012