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Search: Posts Made By: babylon5
Forum: Off Topic Chit Chat 07-10-2012, 03:54 PM
Replies: 35,796
Views: 1,610,092
Posted By babylon5
I thought we are suppose to ignore this thread...

I thought we are suppose to ignore this thread but apparently over 1.2 million visited and ignore the "ignore this thread"...including myself. I can't help laughing.
Forum: Off Topic Chit Chat 07-10-2012, 07:56 AM
Replies: 15
Views: 1,723
Posted By babylon5
Firemanbill, I take my hats off and salute you....

Firemanbill, I take my hats off and salute you. Wow flying a real plane when it's too windy to fly RC aircraft that's new!
Forum: Delta & Flying Wings 08-15-2011, 05:54 AM
Replies: 51
Views: 14,672
Posted By babylon5
Sorry for the late response because I could not ...

Sorry for the late response because I could not get into wattflyer forum for a few weeks.
The Water base silicon glue is call Art Select.
You need to ensure the foam material is clean and dry ,...
Forum: Electric Ducted Fan Jets 03-10-2011, 01:16 AM
Replies: 13
Views: 2,157
Posted By babylon5
Hi Collective, itch. If you use a outrunner motor...

Hi Collective, itch. If you use a outrunner motor it is easier to balance the blade.

Steps using a outrunner motor
1) mark the blade with a marker pen 1 thru 5 or 6 depending on the number of...
Forum: Delta & Flying Wings 03-07-2011, 03:29 PM
Replies: 11
Views: 1,862
Posted By babylon5
Mugi with holder for easy hand launch

Hi, found some more detail pictures of the triple EDF Mugi easy hand launch technique.

Cheers
Forum: Delta & Flying Wings 03-07-2011, 03:05 PM
Replies: 11
Views: 1,862
Posted By babylon5
I built a holder (made up of deprom and held by...

I built a holder (made up of deprom and held by glue and cloth tape) at the bottom of the Mugi and can be launch like a regular plane.

Here is the video...
Forum: Electric Ducted Fan Jets 02-26-2011, 03:26 PM
Replies: 13
Views: 2,157
Posted By babylon5
Hi Collective , can you post videos on your new...

Hi Collective , can you post videos on your new setup?

Meanwhile,here is my coroplast DIY scratch built EDF jet 64mm 5blade on 4KV outrunner . I was surprise It draws only 21 amps on a good 3S...
Forum: Electric Ducted Fan Jets 01-29-2011, 04:01 PM
Replies: 22
Views: 4,164
Posted By babylon5
Hi collective itch. Regarding the Df032 panther...

Hi collective itch. Regarding the Df032 panther jet, try this website.
http://www.keimod.com/shop/product_info.php?products_id=632

Make an enquiry to find if they ship to U.K. This kit is cheap...
Forum: Electric Ducted Fan Jets 01-29-2011, 07:20 AM
Replies: 22
Views: 4,164
Posted By babylon5
Hi Collective itch. Nice video. If you are...

Hi Collective itch. Nice video.
If you are using the 4kv/v motor on the 5blade 64mm, it is sucking 25amp of current with a good lipo. Even in flight ,with the good speed,the current drawn is still...
Forum: Delta & Flying Wings 11-22-2010, 04:23 PM
Replies: 36
Views: 5,433
Posted By babylon5
Here is the blast from the past in the youtube...

Here is the blast from the past in the youtube some 20 years ago.
http://www.youtube.com/watch?v=W2tS_T-biT4&feature=mfu_in_order&list=UL

talking of blast take a look at this monster RC plane...
Forum: Electric Ducted Fan Jets 10-24-2010, 10:57 AM
Replies: 46
Views: 20,917
Posted By babylon5
Hi Dave, the motor I use is a Typhoon-EDF 3W ...

Hi Dave, the motor I use is a
Typhoon-EDF 3W
[HET-EDF-3W]
it is 3.020kv/V

on a 70mm Wemotec running on 4S Lipo.

Compare to the other cheapo China made fan of a similar class and size , yes...
Forum: Electric Ducted Fan Jets 04-02-2010, 07:46 PM
Replies: 15
Views: 5,158
Posted By babylon5
Ki Ken, if it is 64mm EDF, I am doubtful that the...

Ki Ken, if it is 64mm EDF, I am doubtful that the recommended 25amps ESC is sufficient for the setup. To be safe the recommended ESC should 40amps or higher rated.


I had some bad experience...
Forum: Electric Ducted Fan Jets 03-31-2010, 12:36 PM
Replies: 45
Views: 8,996
Posted By babylon5
Hi Samte, The result I get is a higher...

Hi Samte,

The result I get is a higher current because I am using a ammeter that sense the current by magnetic means.Unlike the watt meter it dose not introduce resistance to the circuit and...
Forum: Electric Ducted Fan Jets 03-31-2010, 05:44 AM
Replies: 43
Views: 2,480
Posted By babylon5
Here is my comment base on the pictures of the...

Here is my comment base on the pictures of the F20

1) The EDF is seated too deep into the plane. Usually the end of the wemotec exhaust should not be deeper than some say 6 inches (I limit mind to...
Forum: Electric Ducted Fan Jets 03-30-2010, 04:31 AM
Replies: 43
Views: 2,480
Posted By babylon5
hi, Moxus since you have already built the F-20...

hi, Moxus since you have already built the F-20 that little you can do , but here are some building tips for a new jet kit

Pre-building tips

1) Check out the battery compartment to see it it...
Forum: Electric Ducted Fan Jets 03-30-2010, 04:12 AM
Replies: 45
Views: 8,996
Posted By babylon5
Hi , high timing are for multiple poles brushless...

Hi , high timing are for multiple poles brushless motor . As the poles increase, the ESC timing increases as a multiple of the poles.
My 9 pole outrunner(2.5KV/V) for EDF application is running to...
Forum: Electric Ducted Fan Jets 03-02-2010, 10:29 AM
Replies: 18
Views: 3,302
Posted By babylon5
Hi Talenjay, My DIY EDF jet works fine by shaping...

Hi Talenjay, My DIY EDF jet works fine by shaping the leading edge only.
I suppose there is no harm in shaping both the leading and the trailing edge to get a better airfoil.
The aileron will work...
Forum: Electric Ducted Fan Jets 12-14-2009, 06:52 AM
Replies: 48
Views: 3,838
Posted By babylon5
Long wires at the battery sides are known to...

Long wires at the battery sides are known to cause failure to ESC especially on high power setup. Long wires become highly inductive and can cause back e.m.f. voltage spike to the ESC. On the other...
Forum: Electric Ducted Fan Jets 09-01-2009, 06:50 AM
Replies: 64
Views: 9,752
Posted By babylon5
Hi alpea42, great video. It is just unfortunate...

Hi alpea42, great video. It is just unfortunate that the plane crash during the stall turn. My honest opinion is your plane is heavy so it need brute power and air-speed to stay in the air.
With...
Forum: Electric Ducted Fan Jets 08-10-2009, 03:53 PM
Replies: 16
Views: 1,062
Posted By babylon5
Hi Scott, if you are in EDF or electric flight,...

Hi Scott, if you are in EDF or electric flight, it is better to arm yourself with a good thong or fork type ammeter so that you can check how much the current and power are going into the EDF and...
Forum: Delta & Flying Wings 07-29-2009, 07:01 AM
Replies: 13
Views: 2,403
Posted By babylon5
Hi Superd333, Ok let me try to make it...

Hi Superd333,

Ok let me try to make it simple.


1)In the Elevon mixing you need two independent servo , one to control the left aileron strip and the other the right aileron strip .
...
Forum: Delta & Flying Wings 07-27-2009, 06:55 AM
Replies: 13
Views: 2,403
Posted By babylon5
Hi , Elevator-aileron mixing=elevon. ...

Hi ,

Elevator-aileron mixing=elevon.
With exception to the mechanical elevon mixing, usually two seperate servos are needed, one to the left aileron and the other to the right aileron.
They...
Forum: Electric Ducted Fan Jets 07-06-2009, 07:26 PM
Replies: 45
Views: 8,996
Posted By babylon5
Hi Ribcracker, If i were you I will check the...

Hi Ribcracker,
If i were you I will check the current drawn with a higher capacity lipo and higher rated ESc like at least 50 amps ESC on this EDF that comes with the kit. Try on 3S Lipo first...
Forum: General Electric Discussions 12-15-2008, 04:25 AM
Replies: 104
Views: 4,559
Posted By babylon5
Ho, Chellie, is that you holding the Fun jet? ...

Ho, Chellie, is that you holding the Fun jet?

You are pretty and so is the fun jet.


:):):):)

Cheers
Forum: Electric Ducted Fan Jets 04-30-2008, 08:10 PM
Replies: 3
Views: 853
Posted By babylon5
For my case the 3 blade works better than the 6...

For my case the 3 blade works better than the 6 blade using the same class of motor ....with the higher KV motor for 3 blade when compare to lower KV motor for the 6 blade.

The 3 blade performs...
Forum: Electric Ducted Fan Jets 03-16-2008, 03:27 PM
Replies: 4
Views: 1,090
Posted By babylon5
Hi Muller, if you are using such a hi KV motor...

Hi Muller, if you are using such a hi KV motor setup, some of the contribution factor of blade flying apart is an unbalance impeller and the other is the blade rubbing against the shroud and of...
Forum: Delta & Flying Wings 02-05-2008, 08:12 AM
Replies: 512
Views: 42,172
Posted By babylon5
Nice LED. Great idea. Maybe I should put one...

Nice LED. Great idea.
Maybe I should put one of this LED on my twin EDF Mugi because I fly very early morning and is quite dark at 7.00am.
:)
Cheers
Forum: Delta & Flying Wings 12-03-2007, 02:51 PM
Replies: 97
Views: 13,246
Posted By babylon5
Hi Groucho, if your C.G balance is out you can...

Hi Groucho, if your C.G balance is out you can consider a heavier capacity Lipo and a more powerful brushlees motor setup combo.

My MJT weighs a hefty 1.05Kg with a 4200 3 s lipo and once you...
Forum: Electric Ducted Fan Jets 09-20-2007, 07:23 PM
Replies: 44
Views: 4,902
Posted By babylon5
Hi, here are some possible explanation as why...

Hi, here are some possible explanation as why some of the EDF sound loud ...

1.).... lesser Rigidity of the EDF shroud characteristics + high rpm impeller =one very loud flying vacum...
Showing results 1 to 29 of 29

 
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