Search: Posts Made By: bz1mcr
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Forum: Foamies
04-09-2012, 08:58 PM
Replies: 550
Views: 86,504
Posted By bz1mcr

Carlos, I have an unbuilt kit for a "Splash...

Carlos,
I have an unbuilt kit for a "Splash 3D". It's a slightly larger hydro plane, reported to be easier to fly.

I would sell it for $50 plus shipping.
Don
12-16-2009, 06:17 PM
Replies: 48
Views: 12,458
Posted By bz1mcr

Sea BB

Readers of this thread might like this plane http://www.rcgroups.com/forums/showthread.php?t=954868
09-19-2009, 10:31 PM
Replies: 37
Views: 16,170
Posted By bz1mcr

Good review of the first impressions. Can't wait...

Good review of the first impressions. Can't wait for some data.
Forum: Beginners
11-18-2008, 05:21 AM
Replies: 3
Views: 1,654
Posted By bz1mcr

another Forte thread

In this thread (http://www.rcgroups.com/forums/showthread.php?t=936259) I posted my experience with this plane. Note in Oct/Nov. several customers had less than acceptable service from RTFD the...
Forum: Foamies
10-07-2008, 01:54 AM
Replies: 2,852
Views: 586,805
Posted By bz1mcr

Lets not go to far off topi, but--Nothing I'd...

Lets not go to far off topi, but--Nothing I'd call "open country" any place near those. Surely you jest.
Forum: Foamies
10-06-2008, 11:56 PM
Replies: 2,852
Views: 586,805
Posted By bz1mcr

Great story. Glad it had a happy ending. When...

Great story. Glad it had a happy ending.
When he saw it go down did he close throttle? Seems amazing that he could see it over a mile away and if it was low when he lost sight of it, it would not...
Forum: Foamies
10-06-2008, 05:55 PM
Replies: 2,852
Views: 586,805
Posted By bz1mcr

C'mon what's a "snowball"? Link,...

C'mon what's a "snowball"? Link, picture...
Forum: Foamies
10-06-2008, 02:19 PM
Replies: 2,852
Views: 586,805
Posted By bz1mcr

Snowball:confused:

Snowball:confused:
Forum: Foamies
10-06-2008, 04:54 AM
Replies: 2,852
Views: 586,805
Posted By bz1mcr

Geeze... looked like about +- 3" in the video. ...

Geeze... looked like about +- 3" in the video. How much throw do you want?
Forum: Power Systems
10-02-2008, 09:47 PM
Replies: 14
Views: 6,359
Posted By bz1mcr

Folding prop for 3 mm shaft less than $10

Try Hobby city they havee this hub for $3.40 (fantastic price for alloy parts!)...
Forum: Power Systems
09-27-2008, 04:57 AM
Replies: 127
Views: 22,677
Posted By bz1mcr

Larry, you focused on the first 5 sec of each...

Larry,
you focused on the first 5 sec of each run, I see this data toward the end of each run:

At time = 30-35 sec ,last of static run:
V=10.3
W= 278
speed=0

At time = 235 sec ,last of...
Forum: Power Systems
09-26-2008, 11:09 PM
Replies: 127
Views: 22,677
Posted By bz1mcr

Larry, I think the data and analysis is...

Larry,
I think the data and analysis is beginning to give us valuable insight.

A couple of questions:
1) Do you think the plane was at full speed after 5 sec.? Was the power fairly flat at...
Forum: Foamies
09-24-2008, 07:02 PM
Replies: 2,852
Views: 586,805
Posted By bz1mcr

If your four channel radio does not have a...

If your four channel radio does not have a "Delta" or "elevon" program built in you will need a "Vee Tail Mixer (http://www.hobbycity.com/hobbycity/store/uh_viewItem.asp?idProduct=6321)". You can buy...
Forum: Power Systems
09-22-2008, 07:48 PM
Replies: 127
Views: 22,677
Posted By bz1mcr

So, the question asked in the first post is...

So, the question asked in the first post is answered with data--props do unload with increased flight speed.



This is not a porp question but a battery question. Before getting into the...
Forum: Power Systems
09-20-2008, 09:31 PM
Replies: 127
Views: 22,677
Posted By bz1mcr

Seems we agree the blade angle is shallower near...

Seems we agree the blade angle is shallower near the tip.
"Standard Practices" in my field were normally documented by the Society of Automotive Engineers. Is the propeller "standard practice"...
Forum: Power Systems
09-20-2008, 08:32 PM
Replies: 127
Views: 22,677
Posted By bz1mcr

Problem is the "blade angle" of a prop changes...

Problem is the "blade angle" of a prop changes from root to tip. Because the tip travels much faster than the root section it needs a much shallower blade angle. If the blade angle divided by the...
Forum: Power Systems
09-18-2008, 11:27 PM
Replies: 127
Views: 22,677
Posted By bz1mcr

I agree you really need RPM to see if it is...

I agree you really need RPM to see if it is unloading for sure. AND, without RPM you need very precise voltage and current, not just power.
Forum: Power Systems
09-18-2008, 07:27 PM
Replies: 127
Views: 22,677
Posted By bz1mcr

Larry, I think you are making it more...

Larry,
I think you are making it more complicated than necessary.

If the RPM in flight ever exceeds the static WOT RPM Then it must be because the prop unloaded. (regardless of throttle...
Forum: Power Systems
09-18-2008, 07:04 PM
Replies: 127
Views: 22,677
Posted By bz1mcr

I know of a plane that was radar measured in...

I know of a plane that was radar measured in level flight at a speed of 107 MPH, significantly above it's static pitch speed. This started a lot of controversy and resulted in many repeat...
Forum: Power Systems
09-16-2008, 09:56 PM
Replies: 4
Views: 2,209
Posted By bz1mcr

The noise is nothing to worry about if the motor...

The noise is nothing to worry about if the motor is performing well. ESC changes normally do not have much effect.
Forum: Power Systems
09-16-2008, 09:49 PM
Replies: 127
Views: 22,677
Posted By bz1mcr

I would like to see some real data as well. From...

I would like to see some real data as well. From what I've read the fast setups will almost always release smoke (if they are going to) shortly after launch. What people say is that the props are...
Forum: Foamies
09-06-2008, 07:26 PM
Replies: 2,852
Views: 586,805
Posted By bz1mcr

Very nice Video. Really shows how easy it is to...

Very nice Video. Really shows how easy it is to fly.
Forum: Power Systems
08-21-2008, 02:45 PM
Replies: 19
Views: 28,682
Posted By bz1mcr

Elizabeth, It is not clear why you posted this...

Elizabeth,
It is not clear why you posted this here. Tell us more and maybe we can help.
Don
Forum: Foamies
08-19-2008, 07:06 PM
Replies: 2,852
Views: 586,805
Posted By bz1mcr

I agree with your calculations and expectations. ...

I agree with your calculations and expectations. Besides the big guys get a nice improvement in aerodynamic performance by because of better Reynolds number effect.
Don
Forum: Foamies
08-19-2008, 04:47 PM
Replies: 2,852
Views: 586,805
Posted By bz1mcr

Woah! 42 oz of foam! What size is Mega ?

Woah! 42 oz of foam! What size is Mega ?
Forum: Foamies
08-19-2008, 03:07 PM
Replies: 16
Views: 3,662
Posted By bz1mcr

Well I am glad the mixer approach is working for...

Well I am glad the mixer approach is working for you.:) As I recall the guys who used a mixer to get DT complained that the rudder stick was very sensative.

I would still like to understand DT...
Forum: Foamies
08-18-2008, 10:01 PM
Replies: 2,852
Views: 586,805
Posted By bz1mcr

Larry, Thanks for testing the komodo 2204-11....

Larry,
Thanks for testing the komodo 2204-11. I thought it would be a great motor for the Mini-cap. Now, we know it is. I have to get one built for next season. I know it is a fairly fast build,...
Forum: Foamies
08-13-2008, 07:19 PM
Replies: 2,852
Views: 586,805
Posted By bz1mcr

Let us know what you find. That's how we all...

Let us know what you find. That's how we all learn.

Take your planes and enjoy AL. Everyone in Michigan feels your pain. :( Well, almost everyone, except the Governor and legislature who keep...
Forum: Foamies
08-13-2008, 07:01 PM
Replies: 2,852
Views: 586,805
Posted By bz1mcr

OH Yeah! Stunt kites when the wind blows and RC...

OH Yeah! Stunt kites when the wind blows and RC Planes when it's calm. That's a great combination. I'm good until the ice and snow arrive. Then it's time to take the toys south.;)
Forum: Foamies
08-13-2008, 04:41 AM
Replies: 2,852
Views: 586,805
Posted By bz1mcr

I agree with Larry, the motor problem could be a...

I agree with Larry, the motor problem could be a bad bearing. It might also be a bent shaft.
Showing results 1 to 30 of 136
 


 
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