== Current setup ==
* [http://www.ecalc.ch/xcoptercalc.php?ecalc&lang=en&cooling=medium&rotornumber=4&config=flat&frame=250&tiltlimit=90&weight=560515&calc=auw&elevation=500&airtemp=25&qnh=1013&batteries=0&battcap=22001300&battri=0.0107&battv=3.7&battccont=3035&battcmax=4060&battweight=4438.6&chargestate=0&s=3&p=1&esc=0&esccont=12&escmax=12&escri=0.015&escweight=10&motor=0dys&type=0&motorkv=1900&motorio=0.5&motorvio=11.1&motorlimit=49&motorlimittype=w&motorri=0.405&motorlength=16&motorpoles=12&motorweight=15.578%7Cbe1806-2300&gear=1&propeller=0&pconst=1.313&tconst=1.0&proptwist=0&diameter=5&pitch=3&blades=2 &project=Quad250 Power calculator][[File:drone5.png|200px]]
* Frame: [http://fpvracing.ch/en/frames/213-nighthawk-250-pro-v2-cf-frame-red.html Nighthawk 250 Pro V2 CF]
* Motor: [http://hobbyking.com/hobbyking/store/__66414__Turnigy_Multistar_1704_1900Kv_12_Pole_Multi_Rotor_Outrunner_V2.html?strSearch=1704%201900 4.4A max, 2-3s lipo, max 49W]
* ESC: [http://hobbyking.com/hobbyking/store/__55241__Afro_ESC_12Amp_Ultra_Lite_Multi_rotor_Motor_Speed_Controller_SimonK_Firmware_Version_3.html Afro 12A SimonK (2-4s lipo), BEC: 0.5A Linear 5.0v]
* Motor: [http://www.banggood.com/DYS-BE1806-2300KV-Brushless-Motor-2-3S-for-Mini-Multicopters-p-933192.html DYS BE1806 2300KV]* Props:** 2 blades: [http://fpvracing.ch/en/propellers/255-gemfan-5030-abs-propellers-one-pair-cw-ccw-black.html Gemfan 5030]** 3 blades (unused): [http://hobbyking.com/hobbyking/store/__23462__5030_green_Three_Blade_Propeller_CCW_ABS_3pc_.html Gemfan 5030]* <s>FCU: CC3D Atom Evo 4.8-15V 70mA* Batteries** 3S 1000mAh 20</s> -30C> NAZE32** 3S Batteries: Lots of 1300mAh 3530-60C3S
* [http://www.hobbyking.com/hobbyking/store/__65997__Skyzone_Plug_N_Play_FPV_200_Set_With_TS5823_TX_RC832_RX_Sony_CCD_and_Circular_Polarized_Antennas.html FPV]
** FPV Camera: 1/3 Sony CCD 7-13V (3S) current 70mA
** Video Receiver: current 12V 200mA
* [http://www.hobbyking.com/hobbyking/store/__78125__Quanum_DIY_FPV_Goggle_V2_w_5_inch_LCD_Monitor_Kit_.html Video "goggles"]
* Weight:** Theorical weight: ~415g** Calculated weight: 560g515g w/ battery (60C)
=== Upgrade planning ===
* More powerfull motors !** DYS BE1806 2300KV http://www.banggood.com/DYS-BE1806-2300KV-Brushless-Motor-2-3S-for-Mini-Multicopters-p-933192.html** 18g 88.8W http://fpvracing.ch/en/motors/62-emax-mt1806-2280kv-cw.htmlProps 5045
* better frame
** expensive 150$ http://www.minihquad.com/frames/blackout-mini-h-quad/
*** carbon http://www.banggood.com/H250-ZMR250-250mm-Carbon-Fiber-Mini-Quadcopter-Multicopter-Frame-Kit-p-933185.html
* Better FPV antennas, stock are shitty with Skyzone kit (according to comments on HK)
* Motor: [http://fpvracing.ch/en/motors/64-emax-mt1806-2280kv-cw.html EMAX MT2204 2300KV] 7.5A, 2-3s, max 90W
=== Old setup ===
* Frame: [http://www.hobbyking.com/hobbyking/store/uh_viewitem.asp?idproduct=52863 HobbyKing Spec Class 250fpv]
* Motor: [http://hobbyking.com/hobbyking/store/__66414__Turnigy_Multistar_1704_1900Kv_12_Pole_Multi_Rotor_Outrunner_V2.html?strSearch=1704%201900 4.4A max, 2-3s lipo, max 49W]
* FCU: CC3D Atom 4.8-15V 70mA
== Assembly ==
* Hardware setup: https://wiki.openpilot.org/display/WIKI/CopterControl+-+CC3D+-+Atom+Hardware+Setup
* Full introduction to building a quad with the CC3D https://www.youtube.com/playlist?list=PLYsWjANuAm4r-E61stLchCR4bzY3NmDNh
* Flash CleanFlight is very easy, via USB: http://nathan.vertile.com/blog/2015/04/27/flash-cleanflight-on-cc3d/
=== Batteries ===
** A good trick to test is to charge the cells individually using the balance cable, it's much faster than the balance mode that needs to discharge overcharged cells a lot
=== Transmission Issue/Fix/WIP ===
* <s>Having some problems with the vTX right now, apparently at full throttle. Electrical perturbations ?</s> Good, got some new [http://fpvracing.ch/en/fpv-accessories/87-circular-polarized-58ghz-antenna.html? antennas]
* [http://blog.oscarliang.net/lc-filter-fpv/ What is LC Filter and How it improve FPV experience]
== Gallery ==
* 1st flight https://www.youtube.com/watch?v=RCSfAMZ6bm0
* FPV Camera setup https://www.youtube.com/watch?v=aNmkK1-EYYc== V1 Hobbking frame ===
<gallery>
File:drone1.jpg
File:drone4.jpg|1st build
File:drone6.jpg|fpv tests
File:drone5.png|stats
File:drone7.jpg|rebuilt everything, better antenna placement, battery cables, fix the feet, ...
File:Broken arm 2015-08-02 19-32.jpg|Broken an arm trying to roll
File:Fixed arm 2015-08-02 19-33.jpg|Arm fixed using epoxy, flying well, we'll see if it handles vibrations and the next crash
</gallery>
=== V2 Nighthawk CF ===
<gallery>
File:V2 with Nighthawk frame 2015-08-07 23-58.jpg|V2 because HK frame broke again after ~10 landings, CF frame, looks nice (not tested yet)
File:August 2015 quad 2015-08-26 08-01.jpg
File:Nighthawk v2-1 top 2015-09-03 14-22.jpg|V2.1 Cleaner build, new motors, new VTX, new FC
File:Nighthawk v2-1 2015-09-03 14-21.jpg|V2.1
</gallery>
== See also ==
* [[Drone]]