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 RC Flying Models V4, radio controlled aircrafts

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TSQiW
post Aug 30 2014, 10:36 PM

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u have to ask seller that ... lol
TSQiW
post Sep 3 2014, 01:41 AM

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QUOTE(daddoo @ Sep 2 2014, 04:37 PM)
Just recalled that i used to be here when I read something in other section.
Hahaha, Qiw still so active ..... great!
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u quit already meh ??
TSQiW
post Sep 3 2014, 07:42 PM

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wow ... fantastic baby ... lol
TSQiW
post Sep 27 2014, 07:54 PM

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QUOTE(mabaw @ Sep 21 2014, 07:06 PM)
is it possible to get a used rtf 450 with fbl kit for less than 500?
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RTF means radio charger battery etc .. as well as the heli itself ..
rm500 ... highly unlikely la
TSQiW
post Sep 28 2014, 08:15 AM

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QUOTE(mabaw @ Sep 27 2014, 09:45 PM)
even walkera set?
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if u know about walkera sets then i am sure u would have done your research .. LOL
u can get those old ESKY belt CP sets la

This post has been edited by QiW: Sep 28 2014, 08:15 AM
TSQiW
post Oct 2 2014, 03:17 PM

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QUOTE(zeroglyph @ Oct 2 2014, 09:34 AM)
anything wrong with walkera fpv stuff? i'm currently eyeing the fpv 400 coax. buying for the FPV electronics alone, for salvage later. brows.gif
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nothing wrong ... dunno much about walkera fpv stuff...
used to own a few walkeras ... not cheap but quality ok
TSQiW
post Oct 2 2014, 03:39 PM

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coax by nature does not handle wind well ... unless u flying full scale then it will be much much better laa ... hahaha

for rm1k ...excluding batt and charger and radio set

DIY quad ... rm400
camera .. rm100
vtx and vrx ... rm300+
cheapo LCD from brothers acc .. rm100+
TSQiW
post Oct 3 2014, 06:57 AM

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yes i can DIY a decent quad for around rm400

DIY frame .. less than rm10
controller (my choice) ... naze32 .. rm100
esc 20a x 4 .. about rm110 for 4
decent cheap usable motors .. rm45 x 4
props .. rm20 or less
some small misc costs for connectors and wiring .. less than rm20
labour to build ... free ... your own labour

and thats a BRAND NEW QUAD for around rm400
TSQiW
post Oct 3 2014, 03:12 PM

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QUOTE(zeroglyph @ Oct 3 2014, 09:45 AM)
hey, thanks. great info there. just had a look up on the controller manual. looks kinda errr....doable.  shocking.gif

a multi-rotor would only need 4 channel TX/RX for normal flight, right? so my plan of transferring the FPV electronics to a quad someday is pretty much "on the right path"?
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fpv electronics can be transferred to other things ... even rc car if u want ... lol
yes... quad only requires a 4 channel


QUOTE(sil3ntlif3 @ Oct 3 2014, 12:15 PM)
Hi guys I'm planning to get a cheap RC Quad : looked through lelong and got interested in these babies :
http://www.lelong.com.my/walkera-qr-w100s-...5-06-Sale-P.htm
or
http://list.lelong.com.my/Auc/List/List.as...d=&PriceUBound=
or
http://www.lelong.com.my/syma-x6-2-4g-4ch-...7-01-Sale-I.htm

I would like the first one buy expensive but it is fpv! biggrin.gif
or get others then buy a seperate cam.
Though the Syma x5c n x6 does come with a cemera which is great! biggrin.gif but i don't know bout the quality sad.gif
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any of them would prolly fly fine ... dunno how reliable or stable la
TSQiW
post Oct 4 2014, 10:22 AM

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QUOTE(zeroglyph @ Oct 3 2014, 11:56 PM)
yay! i now have a goal in this hobby  laugh.gif .

just got the fpv400 after work. quite a surprise how heavy it is. it's slightly larger than a honey bee(300 vs 400) but it's more than twice the weight.  shocking.gif seems like walkera intended it to be heavy. with some metal bars that i dont see a use for. i imagined although it may not be able to fight some wind, it wont be thrown off by it so easily either.

good camera mount, no wobble at all. got through some indoor maiden flight, video looks good. will post some pics later.

wohoo! just found the living proof: http://www.mudah.my/Walkera+R+C+Car+Model+...F4-26841217.htm
Radio equipment: DEVO F4, RX701, TX5803, DV04

the exact same electronics of the fpv400 transfered to a car + rx701. score!  rclxm9.gif
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rm 2955 ??
u must be kidding rite ?? hahahaha
for that amount of money can prolly build a few similar sets already ... laugh.gif
TSQiW
post Oct 10 2014, 05:32 PM

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QUOTE(zeroglyph @ Oct 10 2014, 02:39 PM)
i have a question about tx battery.

i have one of these: http://www.walkera.com/en/showgoods.php?id=1650

spec says it can take 7.4v 800mAH 15c lipo. i went to an RC shop the other day and i see an 850mAH 20c 7.4v lipo. i wanted to buy that but the shop guy said it can burn off the tx. my understanding of electronics is that the "circuit draws power from the battery", the battery does not "push" the power. what do you guys think?

(me, i secretly think the shop guy dont know what he's talking about , but never hurt to confirm  whistling.gif )
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u are correct ... the shop fella BS u ..
that lipo will be just fine ... as long as same voltage ... the capacity does not matter ..
the electronics sucks ... batt does not push .. that is correct biggrin.gif
TSQiW
post Oct 11 2014, 08:01 PM

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QUOTE(zeroglyph @ Oct 11 2014, 01:55 PM)
always good to have 2nd opinion. thanks.  thumbup.gif never trust a shop assistant more than 70%.  nod.gif

the devo f4 sucks AA like nobody's business. i'm on my 2nd sets of alkaline. flight time of the fpv400 is less than an hour(+ some setup time).  doh.gif

man, flying fpv is hard  sweat.gif . how do you budget the space your flyer needs to avoid crashing the blade, practice? does getting a wide lense adapter really helps?
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flying time is less than 1 hour ??
u mean batt life in the radio ??
my flying time on a quad normally does not exceed 6 mins ... if u can get anything close to an hour that is super already .... lol

flying fpv is ez la ... just be confident .. like driving thru tight spaces with car ... just have to get used to it ..
wide lens does help alot too ... thumbup.gif
TSQiW
post Oct 12 2014, 01:45 PM

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brushed motors have limited lifespan ..
hope u can get replacement motors easily when they do go .. tongue.gif
the problem is ... they dont just stop working .. some will gradually have lesser and lesser power until they finally stop working ..
u would have faced many unstable ... flips .. crash ... problems b4 u realise its the motors wearing out ... lol
TSQiW
post Oct 13 2014, 03:15 PM

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QUOTE(zeroglyph @ Oct 13 2014, 01:50 PM)
luckily 380 motors are not too hard to find (lots of walkera's stuff use it).

from my own experience, making sure the motors dont heat up too much will prolonged its life. so rule of thumbs with brushed motors, limit flight time & use heat sinks where possible.  thumbup.gif
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or just change them to brushless with similar specs tongue.gif
TSQiW
post Oct 14 2014, 03:05 PM

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QUOTE(zeroglyph @ Oct 14 2014, 12:03 AM)
got bored and started some research. have a look at this informative page:
http://www.tjinguytech.com/charging-how-to...ance-connectors

turns out, you can discharge a multipack lipo via the balance plug, for a low current draw circuit. now i know why batteries like this:
http://www.hobbyking.com/HobbyKing/store/_...ompatible_.html

can exist. i'm smarter than i was an hour ago, huzzah!  icon_idea.gif  laugh.gif
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u can plug the lipo into any thing ...as long as the voltage is compatible
if u are going to use high power application ... make sure your lipo has sufficient C rating and capacity
TSQiW
post Oct 15 2014, 11:10 PM

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QUOTE(zeroglyph @ Oct 14 2014, 10:34 PM)
i was under the impression the discharge & charge plug are for its specific purpose only. never really knew they were wired almost the same way.
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those white things with many small cables are called balance connectors (jst-XH type)
not discharging cable ..
it is used to measure individual cell voltages

QUOTE(sil3ntlif3 @ Oct 15 2014, 07:14 PM)
Hi asking any situ help here. I have problem trimming my quad...doesn't seem to be able to trim it perfectly so that it hover without leaning to any sides.
And I have a camera but I have no idea which is the phot and which is the videos. So for now I'm just flying it around without taking anything hahaha.
And finally I'm flying it around but I have no idea what's the battery condition. Like today I was flying it quite far ...for the first time and I was afraid I couldn't control it and flew it back and landed it. Then it wouldn't fly anyway and it flashes a few time indicating that there is no battery left. I mean how can I see it in the controller? Tx?

I'm flying a Wltoys v262 quadcopter. I remember seeing somewhere the control for the picture and video but no idea. Can anyone help me? And the trimming issue too sad.gif
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those RTF things are normally auto levelling by default ..
u can try checking the manual for calibrating accelerometer instructions


TSQiW
post Oct 17 2014, 12:51 AM

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QUOTE(zeroglyph @ Oct 15 2014, 11:21 PM)
haha...you didnt read the article i posted did you?  rolleyes.gif
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didnt need to ... already knew the stuff that was in there tongue.gif
TSQiW
post Oct 17 2014, 08:52 PM

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QUOTE(goldfries @ Oct 17 2014, 04:43 PM)


now if only I can control my drone that easily.
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AR drone ??
no way u can fly it that way ... tongue.gif
TSQiW
post Oct 22 2014, 05:28 PM

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just try with a couple of lipos 1st la ..
if anything oso wont lose much ..

on the other hand ,,,
i buy lipos from HK website all the time .. no problem getting to me via air courier
TSQiW
post Oct 23 2014, 09:42 AM

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QUOTE(amduser @ Oct 23 2014, 05:17 AM)
you use express courier like EMS, DHL and fedex? should have ask you combine shipment with me rolleyes.gif
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yup ... use those la ..
normally i pack mine to as close as possible to the kg so not much wastage of weight allowance .. hehehe

currently packing up another order .. still got about 500gm to fill

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