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Search: Posts Made By: RainClod
Showing results 1 to 18 of 18
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Forum: RC Boats General Discussion
07-11-2017, 03:21 PM
Replies: 13
Views: 2,420
Posted By RainClod

The proboat impulse is inches long. 1/72 scale...

The proboat impulse is inches long. 1/72 scale pt 109 is 13 inches long. Should be cake:)
Forum: Speed - Electric
07-11-2017, 03:16 PM
Replies: 17
Views: 1,933
Posted By RainClod

Yup thats why I run a "custom hand made motor" It...

Yup thats why I run a "custom hand made motor" It has rare earth neodymium iron boron magnets. It is a torque monster. Does not get very high rpm's but very little loss in rpms. They held world...
Forum: Speed - Electric
07-10-2017, 01:58 PM
Replies: 17
Views: 1,933
Posted By RainClod

I got to say mine still looks alot faster.

I got to say mine still looks alot faster.
Forum: RC Boats General Discussion
07-10-2017, 01:41 PM
Replies: 13
Views: 2,420
Posted By RainClod

I meant it tongue in cheek:). THe drive is...

I meant it tongue in cheek:). THe drive is avaible from shapeways 3d printing service.The designer has several versions available.
I fixed the link :)
Forum: RC Boats General Discussion
07-10-2017, 07:01 AM
Replies: 13
Views: 2,420
Posted By RainClod

Seems like some of these guys above don't know...

Seems like some of these guys above don't know jet drives.
Here is what you want.
Jet drives are not just a prop in a tube. There are mixed flow and axial designs....
Forum: Speed - Electric
07-07-2017, 10:51 AM
Replies: 17
Views: 1,933
Posted By RainClod

I thinking to use my two 2200 45 c 3s graphene...

I thinking to use my two 2200 45 c 3s graphene batteries on parallel . Would only be slightly heavier than a 6 cell nimh pack. My boat was designed for 6-8 nimh so it should work well.
Forum: Speed - Electric
07-05-2017, 05:43 PM
Replies: 17
Views: 1,933
Posted By RainClod

Yup 3 s should be fun. Making a new bushing is...

Yup 3 s should be fun. Making a new bushing is easy:)
Forum: Speed - Electric
07-05-2017, 01:15 PM
Replies: 17
Views: 1,933
Posted By RainClod

2223127 I know a brushless would probably beat...

2223127
I know a brushless would probably beat it :) I use a ntm propdrive 2836 outrunner in one of my jet drive boats. That little motor is monstrously torquey, It will shoot a stream of water out...
Forum: Speed - Electric
07-05-2017, 01:01 PM
Replies: 17
Views: 1,933
Posted By RainClod

Am I still reasonably fast?

Am I still reasonably fast?
Forum: Speed - Electric
07-03-2017, 01:18 PM
Replies: 17
Views: 1,933
Posted By RainClod

Old School N2 offshore mono

I built this boat back in 2001 I think. Its a BlewByYou ovalmaster offshore. 21 inch designed for 6-8 cells nimh.
I Overbuilt it with a very rare Neo magnet 05 brushed 13turn triple motor called a...
Forum: Speed - Electric
06-28-2017, 06:56 AM
Replies: 24
Views: 6,013
Posted By RainClod

Check your strut angle and depth. Surface drives...

Check your strut angle and depth. Surface drives should be parallel to the peak of the hull and depth should be inline with the peak. If you you need a a lot of trim tab then you angle is off slowing...
Forum: RC Boats General Discussion
06-28-2017, 06:36 AM
Replies: 8
Views: 1,200
Posted By RainClod

Yup I almost went to flysky this year , then...

Yup I almost went to flysky this year , then after much internet research went to spektrum dx4c. MY previous radio dx3E was simple but bombproof. Dx4c are not expensive, just more than flysky.
Forum: Speed - Electric
06-27-2017, 08:23 PM
Replies: 12
Views: 11,272
Posted By RainClod

My setups use brushless heli esc's with very high...

My setups use brushless heli esc's with very high pwm and 12 pole motors. My jet sprint which has an water cooled motor mount with an ntm 2836 2700kv outrunner on 3s runs on a 60A heli esc that is...
Forum: Speed - Electric
06-27-2017, 12:19 PM
Replies: 12
Views: 11,272
Posted By RainClod

I use full pack voltage to compute rpms so 2s is...

I use full pack voltage to compute rpms so 2s is 8.4 hence the different math. I usually figure about 20% rpm loss under load on a surface drive boat but my neo magnet brushed motor barely drops.
Forum: Speed - Electric
06-27-2017, 12:03 PM
Replies: 12
Views: 11,272
Posted By RainClod

End travel on transmitter throttle settings. On a...

End travel on transmitter throttle settings. On a good quality brushless esc with a high PWM rate running at partial throttle is no big deal, when using proper cooling. We do it all the time on rc...
Forum: Speed - Electric
06-27-2017, 06:42 AM
Replies: 6
Views: 631
Posted By RainClod

Hey also try balancing your boat to the left....

Hey also try balancing your boat to the left. Very common to have to put battery to the left a bit for fast electrics.
Forum: Speed - Electric
06-27-2017, 06:35 AM
Replies: 7
Views: 747
Posted By RainClod

Wow thats some serious rpm on wot.

Wow thats some serious rpm on wot.
Forum: Speed - Electric
06-27-2017, 06:31 AM
Replies: 12
Views: 11,272
Posted By RainClod

High an easy way to figure out if a battery/motor...

High an easy way to figure out if a battery/motor combo will work is some simple math. You want to keep a mono prop around 30K ish max ideally.Hydros and cats go a bit more usually. So 4500kv x8.4...
Showing results 1 to 18 of 18


 
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