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Everything posted by Steve Colman
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The 2013 Photographic Comp - chat thread
Steve Colman replied to David Ashby - Moderator's topic in All Things Model Flying
Is it within the rules to enter a photo that's converted to B/W ? Edited By Steve Colman on 19/04/2013 21:45:20 -
Underperforming Lipos or something else ?
Steve Colman replied to Steve Colman's topic in Batteries and Chargers
Update, Just a quickie to say a big thank you to all who contributed to my questions, I have since replaced the motor and now have all the power I need on the same lipos. -
Here's me and the Shark.
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New 2013 models from Multiplex
Steve Colman replied to David Ashby - Moderator's topic in Foam models
I now have my Solius Kit. I paid 115 Euros at my LHS. First impressions much like those of Capt Kremmen; typical Mpx quality throughout. Model is well packed and protected in the box, nice smooth elapor mouldings and good quality anciliaries. I hope to begin the build/assembly early next week, work and other matters (chores) pending. Steve. -
Sell my wot 4 foam-e for a Multiplex fun cub?
Steve Colman replied to I_AM_MARKEVANS's topic in All Things Model Flying
Posted by I_AM_MARKEVANS on 09/02/2013 20:27:46: I think it's just me, i have 1 little crash and i'm ready to run back to safe, easy to fly model. No Mark, it's not just you, it happens to us all ! When something goes a little wrong it does knock your confidence. And, sometimes we just have bad days. I recall about a month ago when I was flying a model that I'd flown many times before. However, this particular day for some unknown reason I was nervous flying it; something just didn't seem right and it was if I was back at being a beginer all over again. Next time out, no problem at all. Just keep at it and one day everything will just click into place almost without you noticing it. -
Sell my wot 4 foam-e for a Multiplex fun cub?
Steve Colman replied to I_AM_MARKEVANS's topic in All Things Model Flying
Mark, As you've said yourself, I think youd be better served by continuing with the Wot 4. And, you'd save yourself some money in the process. Also, once you can fly it really well I think you would indeed find the FC a backward step in terms of progressing further. Yes, the FC wing is a 2 piece. Steve. -
Sell my wot 4 foam-e for a Multiplex fun cub?
Steve Colman replied to I_AM_MARKEVANS's topic in All Things Model Flying
Interesting question.....I went the other way.....! Sold my Fun Cub ( as appears in my avatar) and replaced it with an Acromaster and couldn't be happier. The FC is a great model. And, fully rigged with flaps ( I didn't bother) does seem to offer lots of opportunities for goofing around low and slow. However, and this is only my personal opinion, I think that the FC is best suited to being flown in a relaxing, scale like manner. Sure, it can perform crazy aerobatics if you wish but you will be fighting somewhat against a flat bottom wing with lots of dihedral. And, after a model like the Wot 4 it may seem to handle sluggishly. It really needs the application of rudder for co-ordinated turns and rolls are anything but axial. I'm not trying to put you off because it is a great model, just pointing out a few things you should consider before going ahead with a purchase. Steve. -
New 2013 models from Multiplex
Steve Colman replied to David Ashby - Moderator's topic in Foam models
I've also ordered a Solius kit today from my local model shop and should have it in my mits next week. -
New 2013 models from Multiplex
Steve Colman replied to David Ashby - Moderator's topic in Foam models
Spot on moorer. The Funman is basically a repackaged Minimag. -
Underperforming Lipos or something else ?
Steve Colman replied to Steve Colman's topic in Batteries and Chargers
Thanks PatMC, Will pay a visit to my LHS later this afternoon to see whats available. Luckily it's just 100m from my house. -
Underperforming Lipos or something else ?
Steve Colman replied to Steve Colman's topic in Batteries and Chargers
I'm overwhelmed guys and certainly didn't expect to see such in depth analysis. Can I then concur from all of the above that it would be worth trying a larger prop, or two ? Seems to bo the simplest and cheapest option at the moment. Thanks for all your input gentlemen. Steve. -
Underperforming Lipos or something else ?
Steve Colman replied to Steve Colman's topic in Batteries and Chargers
Thanks for the link to the chart PatMc. Very useful info. -
EPP first time build
Steve Colman replied to Erfolg's topic in Building from Traditional Kits and Plans
Erfolg, I have a Pulama that I've not got round to buiding yet.. However, I came across these two very informative videos: Ep34 Part one:Review: The Techone Pulama the build. youtube Ep34 Part Two: Review: Techone Pulama (the flying).youtube Re adhesives; standard CA and UHU por can both be used on EPP with success. Hope this helps. -
Underperforming Lipos or something else ?
Steve Colman replied to Steve Colman's topic in Batteries and Chargers
Once again, thanks for your replies guys. Now a confession. I feel somewhat embarrassed to say that I got my figures completely muddled. Re-testing today the figures were 260W , 26A on 3S and 600W , 40A on 4S. Thus, confirming the figures that you guys have stated given the motor specs. and also confirming that my lipo's are fine. Please accept my apologies, I do feel somewhat foolish. I will test some bigger props to see if I can eek out a little more power however. Steve. -
Underperforming Lipos or something else ?
Steve Colman replied to Steve Colman's topic in Batteries and Chargers
Chris, my thoughts exactly. My intention tomorrow is only to do a static test with 4S. The other obvious thing is to test some different 3S lipo's. -
Underperforming Lipos or something else ?
Steve Colman replied to Steve Colman's topic in Batteries and Chargers
Martin, The motor is the newer GT version which has slightly different specs. -
Underperforming Lipos or something else ?
Steve Colman replied to Steve Colman's topic in Batteries and Chargers
Many thanks for the prompt replies gentlemen. More info which I forgot to add earlier. In addition to the 260w reading on the meter it also indicated a current draw of 40A ! From this I assume that upping the prop size wouldn't be sensible on 3S? The Lipo's have only had a dozen cycles from new and after balance charging are very close to 4.2v per cell. In terms of specs; size, weight, etc they are similar to those recommended by Sebart for the model. After a typical flight of 8 minutes battery consumption averages around 1400mah, the lipos are warm but not hot. Similarly, the motor and esc are warm to the touch but no more. Tomorrow I hope to test again using a 4S lipo from a friend. Many thanks again gents. steve. -
I'm flying a Sebart Shark with the following: Motor: Emax GT2820/07, 850Kv, 12x6 prop ESC: Generic, 50A constant, 60A burst Lipos: Polypower 3S 2650mah, 30c After a while just tootling around, I've just started exploring the aerobatic capabilities of the model and although it performs well it seemed to lack any real punch. Checked the setup with a watt meter today and was shocked to find that the power system was only producing 260W at wot. On a 4S lipo the motor specs indicate a tad more than 600W. Of course I didn't expect anything like that power on 3S but 260W does seem a bit below par. My suspicion is that the lipos are not delivering anywhere near their stated C rating. Your knowledgable thoughts much appreciated. Steve.