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Recent content by ron van sommeren

  1. ron van sommeren

    too long battery wires will kill controllers

    User craigsj retracted his posts, and himself it seems. edit: aha, this thread explains it, sort of When ES members leave and delete posts - ES Prettig weekend ;) Ron
  2. ron van sommeren

    too long battery wires will kill controllers

    ....
  3. ron van sommeren

    too long battery wires will kill controllers

    ....
  4. ron van sommeren

    too long battery wires will kill controllers

    Since 2008, I added more info, and changed the layout. too long battery wires will kill ESC over time: precautions, solutions & workarounds - RCG Contents Solution I & II, rules of thumb Problem Capacitor type & polarity (orientation!) How & where (not) to add extra capacitors...
  5. ron van sommeren

    Winding a large paraglider motor, with video of 1st flight

    By Christo van der Merwe (a.k.a. Skylar) DIY paraglider motor 160x25mm stator (2016) Weight: 4kg Prop: 1.2m, RPM: 2300, Thrust: 43kg Battery: 12S LiPo, Current: 140A, Power: 6580W See...
  6. ron van sommeren

    3 x 3s batteries wired in series how to balance charge them

    'Multiple choice' hook-ups 'Multiple choice' wiring diagrams, charger selection tools, instructive demo's, calculators ... www.scriptasylum.com → RC calculations → electrical → LiPo pack wiring → Balance Connector
  7. ron van sommeren

    What motor would you choose for a 25kw paramotor setup

    Sticky FAQ in the Electric Motor Design and Construction - RCG subforum: (Re)winding and building motors, tips & tricks, checks & tests - RCG Sticky in the Power Systems - RCG subforum: e-flight calculators & propdata (compilation) - RCG
  8. ron van sommeren

    Know of a HV, high power, Sine controller,that is IP rated?

    IP40 and IP60 http://www.sinusleistungssteller.de/en_stand.html → 27.04.2016
  9. ron van sommeren

    LeoMotion motors

    http://www.leomotion.com L9038-130 L9025-130
  10. ron van sommeren

    NeuMotors 70→150cm³ eq., and 1000→2000W coaxial

    See NeuMotors discussion thread - RC Groups http://www.rcgroups.com/forums/showthread.php?t=2734532 & http://www.neumotors.com
  11. ron van sommeren

    Plettenberg Nova motors and MST controllers: 15, 30, 150kW

    From www.plettenberg-motoren.net/index.php/en/motor-serias-nova/motor-serias-nova-150
  12. ron van sommeren

    Plettenberg Nova motors and MST controllers: 15, 30, 150kW

    Plettenberg Nova series: 15, 30 and 150kW www.plettenberg-motoren.net/index.php/en/motor-serias-nova Plettenberg MST controllers: 30/40kW and 120/160kW www.plettenberg-motoren.net/index.php/en/motor-control
  13. ron van sommeren

    Electric Lazair Takes Flight

    Dale flew his eLazair at Oskosh http://www.rcgroups.com/forums/showthread.php?t=1412424&page=37#post22314815 http://www.airventure.org/news/2011/110727_lazair.html http://www.lazairinfo.com -> eLazair Vriendelijke groeten ;) Ron • diy motor tips • Drive Calculator • • diy motor group • Cumulus...
  14. ron van sommeren

    Updated Cap choices for high power motor controllers Updated

    Castle Creations and MGM Compro capacitor banks: http://www.rcgroups.com/forums/showthread.php?t=952523&page=30&pp=10#post19610747 Castle Creations rule of thumb versus Ludwich Retzbach's rule of thumb: http://www.rcgroups.com/forums/showthread.php?t=952523&page=32&pp=10#post19653752 Prettig...
  15. ron van sommeren

    70mm monster Scorpion in the works

    About de-rating controllers and motors, starting at 'for everyone else': http://www.rcgroups.com/forums/showthread.php?p=11476940#post11476940
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