Wattflyer RC Network: RC Universe :: RCU Magazine :: RCU Forums :: RCU Classifieds :: RCU User Reviews :: RCU YouTube
Home Who's Online Calendar Today's Posts RealTime Post Spy Mark Forums Read
Go Back   WattFlyer RC Electric Flight Forums - Discuss radio control eflight > Search Forums
Register Members List Wattflyer Extras Articles Search Today's Posts Mark Forums Read Social Groups

Thank you for your support (hide ads)

Showing results 1 to 30 of 123
Search took 0.01 seconds.
Search: Posts Made By: ron_van_sommeren
Forum: Beginners 10-15-2014, 12:36 PM
Replies: 8
Views: 175
Posted By ron_van_sommeren
For a rainy day(s) E-flight 101 by RCG...

For a rainy day(s)

E-flight 101 by RCG member Ken Myers, will at least save you a ruined LiPo (or worse!), a burnt motor and a fried ESC:
The Ampeer (http://www.theampeer.org/framesefo.html)
->...
Forum: Electronic Builders Workshop 09-19-2014, 10:53 PM
Replies: 13
Views: 237
Posted By ron_van_sommeren
Sticky: e-flight calculators (compilation)...

Sticky: e-flight calculators (compilation) (http://www.rcgroups.com/forums/showthread.php?t=606703)

Notably Drive Calculator, Scorpion Calc and derivatives, E-Calc. E-Calc is not freeware.

FAQ...
Forum: Electronic Builders Workshop 09-19-2014, 12:12 AM
Replies: 13
Views: 237
Posted By ron_van_sommeren
The Kv constant is not a rating, not a figure of...

The Kv constant is not a rating, not a figure of merit, it's just a characteristic. More windings will give lower Kv, less windings will give higher Kv, that's all there is to it. No big deal, anyone...
Forum: Scratch and Kit Built Aircraft 09-06-2014, 03:28 PM
Replies: 18
Views: 661
Posted By ron_van_sommeren
www.rbckits.com

www.rbckits.com
Forum: Batteries & Chargers 08-21-2014, 08:39 PM
Replies: 7
Views: 342
Posted By ron_van_sommeren
Charger tests, including the 206B ...

Charger tests, including the 206B
translate...www.elektromodellflug.de...
Forum: Foamies 07-31-2014, 12:39 PM
Replies: 8
Views: 339
Posted By ron_van_sommeren
If motor runs in wrong direction, switch any two...

If motor runs in wrong direction, switch any two of the three motorwires to reverse rotation.
Forum: Power Systems 07-30-2014, 12:02 PM
Replies: 12
Views: 640
Posted By ron_van_sommeren
Keep in mind that ... A motors Kv constant...

Keep in mind that ...

A motors Kv constant says nothing about max.power, max.current, efficiency, rpm, quality etc. (http://www.rcgroups.com/forums/showthread.php?t=2131492)
The Kv constant...
Forum: Off Topic Chit Chat 07-16-2014, 12:31 PM
Replies: 55
Views: 2,247
Posted By ron_van_sommeren
RCG made a mistake, they corrected it, all 25 of...

RCG made a mistake, they corrected it, all 25 of them ;), with the help of people in this WFF thread.
Everybody happy :)

I cannot reply in Nigel's RCG thread, otherwise I would have mentioned it...
Forum: Off Topic Chit Chat 07-14-2014, 12:40 PM
Replies: 55
Views: 2,247
Posted By ron_van_sommeren
got permanent ban on RCG

I can't even appeal anymore.
25 'reasons' (http://www.rcgroups.com/forums/search.php?do=finduser&u=3018) for my permanent ban:
www.rcgroups.com/forums/search.php?do=finduser&u=3018...
Forum: General Electric Discussions 06-21-2014, 05:40 PM
Replies: 7
Views: 296
Posted By ron_van_sommeren
Charge/discharge rates as a function of #cells ...

Charge/discharge rates as a function of #cells
www.scriptasylum.com (http://www.scriptasylum.com)
-> RC calculationshttp://www.scriptasylum.com/images/rccalculations.jpg...
Forum: General Electric Discussions 06-17-2014, 10:52 PM
Replies: 8
Views: 298
Posted By ron_van_sommeren
Don't play with throttle when this occurs, you...

Don't play with throttle when this occurs, you may burn motor and/or controller.
Forum: Batteries & Chargers 06-15-2014, 05:37 PM
Replies: 9
Views: 516
Posted By ron_van_sommeren
I know you know :) but I'm always a bit...

I know you know :) but I'm always a bit (over)cautious with regards to beginners. Especially when (dis)charging is the topic.
Forum: Batteries & Chargers 06-13-2014, 03:07 PM
Replies: 26
Views: 1,403
Posted By ron_van_sommeren
Comparing charger limits, max.current goes down...

Comparing charger limits, max.current goes down as #cells goes up!, and power supplies
www.scriptasylum.com (http://www.scriptasylum.com/)
-> RC calculations...
Forum: Brushless Motor Construction 06-08-2014, 02:54 PM
Replies: 36
Views: 2,941
Posted By ron_van_sommeren
BTW wildflyer, you should replace all magnets....

BTW wildflyer, you should replace all magnets. Otherwise you end up with different magnet-strengths. And glue them in alternatingly.
Here's a nice method that will give you bomb-proof magnets...
Forum: Brushless Motor Construction 06-08-2014, 01:40 PM
Replies: 36
Views: 2,941
Posted By ron_van_sommeren
On Christo's diy motor building site ...

On Christo's diy motor building site
www.bavaria-direct.co.za
-> motor constants
Forum: Beginners 12-09-2012, 12:53 PM
Replies: 8
Views: 966
Posted By ron_van_sommeren
Very handy/instructive tools and calculators,...

Very handy/instructive tools and calculators, wiring diagrams, demos:
The Script Asylum (http://www.scriptasylum.com)
-> RC calculations...
Forum: Power Systems 10-03-2012, 04:43 PM
Replies: 15
Views: 1,664
Posted By ron_van_sommeren
How do you fly? Throttle management or WOT most...

How do you fly? Throttle management or WOT most of the time? Six feet is a LOT.

Battery wire resistance (voltage and power loss) is not the issue, when talking about long battery wires will kill...
Forum: Power Systems 09-16-2012, 02:16 PM
Replies: 2
Views: 922
Posted By ron_van_sommeren
Only Kv and power (better: max.current) are...

Only Kv and power (better: max.current) are important Steve. And to a lesser extent, efficiency (= $$$). Voltage does not kill a motor, current does: volts jolt, current kills. The rest follows from...
Forum: Beginners 09-15-2012, 12:43 PM
Replies: 55
Views: 5,868
Posted By ron_van_sommeren
New Weatronic (http://www.weatronic-usa.com/)...

New Weatronic (http://www.weatronic-usa.com/) transmitters, scheduled for 2013.

Hall-sensors (https://en.wikipedia.org/wiki/Hall_effect_sensor) (contactless) instead of pots...
Forum: Humor 09-09-2012, 12:02 PM
Replies: 2
Views: 717
Posted By ron_van_sommeren
Talking A typical sunny day in Great Brittain ...

A typical sunny day in Great Brittain.
Mayhem ...
Bloodshed ...
Trauma ...
Mutilation ...
Madness ...
Injury ...
Pain ...
Mishap ...
Perseverance ...
Forum: Scale E-Powered Aircraft 08-20-2012, 07:23 PM
Replies: 5
Views: 2,562
Posted By ron_van_sommeren
Dummy motors, last item on page. Nice plane kits...

Dummy motors, last item on page. Nice plane kits too :)
http://www.topnotchkits.com/index_files/TN_Kits.htm

http://www.topnotchkits.com/index_files/Gallery/ContEngine/ContEngineSM.jpg...
Forum: Power Systems 08-15-2012, 02:39 PM
Replies: 12
Views: 1,043
Posted By ron_van_sommeren
E-flight 101 by RCG member Ken Myers, will at...

E-flight 101 by RCG member Ken Myers, will at least save you a ruined LiPo (or worse!), a burnt motor and a fried ESC:
http://www.theampeer.org/framesefo.html
-> Electric Power Basics
and this...
Forum: General Electric Discussions 06-29-2012, 06:43 PM
Replies: 32
Views: 4,649
Posted By ron_van_sommeren
Answered somewhere in the RCG thread. ...

Answered somewhere in the RCG thread.

Prettig weekend ;) Ron
www.modelbouwforum.nl
Forum: General Electric Discussions 06-29-2012, 03:22 PM
Replies: 32
Views: 4,649
Posted By ron_van_sommeren
Not quite the average voltage. All answers in...

Not quite the average voltage. All answers in this thread by seasoned EE's (I'm an EE gone over to the dark side, embedded software), Bruce Abbott designed a few diy controllers and Greg Kamysz was...
Forum: General Electric Discussions 06-28-2012, 10:42 PM
Replies: 32
Views: 4,649
Posted By ron_van_sommeren
E-flight 101 by RCG member Ken Myers, will at...

E-flight 101 by RCG member Ken Myers, will at least save you a ruined LiPo (or worse!), a burnt motor and a fried ESC:
http://www.theampeer.org/framesefo.html
-> Electric Power Basics
and this...
Forum: General Electric Discussions 06-18-2012, 07:08 PM
Replies: 33
Views: 3,244
Posted By ron_van_sommeren
Twin motor setup: careful with extending battery...

Twin motor setup: careful with extending battery wires:
http://www.rcgroups.com/forums/showthread.php?t=952523
-
-
Forum: General Electric Discussions 05-24-2012, 12:29 PM
Replies: 27
Views: 3,970
Posted By ron_van_sommeren
Don't worry Denny, you could/must reduce battery...

Don't worry Denny, you could/must reduce battery capacity accordingly by a factor 10: same amount of energie stored, same weight.

BTW if you are looking for high voltage high current controllers,...
Forum: General Electric Discussions 05-23-2012, 03:53 PM
Replies: 27
Views: 3,970
Posted By ron_van_sommeren
Silicone insulated. The Dutch repair...

Silicone insulated.



The Dutch repair centre for Futaba, JR, HiTec and Simprop says he repairs/sees ESC's on a regular bases, due to long battery wires.

Mind you, it's not all black or...
Forum: General Electric Discussions 05-23-2012, 10:18 AM
Replies: 27
Views: 3,970
Posted By ron_van_sommeren
Goedendag Haystack ;) Skin-effect does not come...

Goedendag Haystack ;) Skin-effect does not come into play at the frequencies ESC's use (8, 16 or 32kHz). This also goes for the harmonic (higher) frequencies...
Forum: Power Systems 06-18-2011, 02:54 PM
Replies: 32
Views: 3,580
Posted By ron_van_sommeren
All good, but not enough, add capacitors, as ALL...

All good, but not enough, add capacitors, as ALL esc manufacturers say.

About better controller cooling:
www.mgm-compro.com
-> tech.info
-> controller cooling in models

Prettig weekend ;) Ron
Showing results 1 to 30 of 123

 
Forum Jump

All times are GMT +1. The time now is 09:44 PM.


Powered by: vBulletin
Copyright ©2000 - 2014, Jelsoft Enterprises Ltd.
Copyright 2005 WattfFlyer.com
RCU Eflight HQ

Charities we support Select: Yorkie Rescue  ::  Crohn's & Colitis Foundation



Page generated in 0.14172 seconds with 13 queries