Search: Posts Made By: Lieutenant Loughead
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Forum: Power Systems
12-30-2008, 04:17 PM
Replies: 42
Views: 11,630

I forgot to mention that everything (motor, ESC,...

I forgot to mention that everything (motor, ESC, and battery) came down cool, after the 11-minute flight. :)
Forum: Power Systems
12-30-2008, 04:15 PM
Replies: 42
Views: 11,630

I did that with my GWS ME-109 once... After the...

I did that with my GWS ME-109 once... After the "landing", I realized I landed with a tail wind, and caught a wind shear, which caused a tipstall...

The beauty of the deal was that I had spent...
Forum: Power Systems
12-30-2008, 03:46 AM
Replies: 42
Views: 11,630

Now, THAT's interesting... How fast does your...

Now, THAT's interesting... How fast does your Stryker go, with that power system?
Forum: Power Systems
12-30-2008, 12:18 AM
Replies: 42
Views: 11,630

Hey Kev. I was actually thinking the same thing....

Hey Kev. I was actually thinking the same thing. I used the suggested APC 8x8E prop. An APC 9x7.5E prop would probably do the trick, but would result in a slightly slower top speed.

Thanks for...
Forum: Power Systems
12-30-2008, 12:04 AM
Replies: 42
Views: 11,630

Okay -- here's the flight report: I took...

Okay -- here's the flight report:

I took the BP-21 brushless motor out of the GWS Spitfire, and installed the Turnigy 2217 16turn 1050kv 23A Outrunner...
Forum: Power Systems
12-29-2008, 08:52 PM
Replies: 42
Views: 11,630

60.23

Okay -- I just took the motor off the thrust bench. Here's what I got:

Turnigy 2217 Brushless Motor
1050 Kv
APC 8x8E Propeller
Loong Max 3s 2200 mAh 20C LiPo #4 (battery used in test)
...
Forum: Power Systems
12-21-2008, 04:55 PM
Replies: 42
Views: 11,630

...or is the "whirl" sound the quiet? :confused: ...

...or is the "whirl" sound the quiet? :confused:

I figured the gearbox sound would be something more like the sound of rocks in a blender... :)
Forum: Power Systems
12-21-2008, 03:51 AM
Replies: 42
Views: 11,630

Holy smokes -- it's only $12?! :eek: How...

Holy smokes -- it's only $12?! :eek:

How does the shaft hold up to belly landings? (Does it bend easily?)
Forum: Power Systems
12-20-2008, 10:09 PM
Replies: 42
Views: 11,630

Hey Bill. Believe me when I tell you, I'm a BIG...

Hey Bill. Believe me when I tell you, I'm a BIG fan of brushless inrunners and gearboxes. I currently fly my GWS P-51, GWS ME-109, and GWS P-38 on brushless inrunners (4100 kv) and Cobri gearboxes......
Forum: Power Systems
12-10-2008, 11:12 PM
Replies: 42
Views: 11,630

Actually, the wooden stick broke off many moons...

Actually, the wooden stick broke off many moons ago -- the Spitfire has an aircraft plywood firewall mount now. :cool:
Forum: Power Systems
12-10-2008, 06:31 PM
Replies: 42
Views: 11,630

Thanks for this! The link gives me all the...

Thanks for this! The link gives me all the details I need, including prop to use, amp draw, and measured RPM (from which, I can calculate prop pitch speed).

It looks like I'll be hitting 53 mph...
Forum: Power Systems
12-10-2008, 06:07 PM
Replies: 42
Views: 11,630

Hey -- the prop isn't going to help you. The...

Hey -- the prop isn't going to help you. The problem you have is that you are using a heavy, brushed motor -- you need to spend $20 and go brushless (http://karglusa.com/motors.aspx)!

Then,...
Forum: Power Systems
12-05-2008, 11:23 PM
Replies: 42
Views: 11,630

What LiPo (how many cells)? What's the amp draw?...

What LiPo (how many cells)? What's the amp draw? What's the prop pitch speed ("Like a rocket" means different things to different people!)? :confused:

Thanks for this -- I was thinking the...
Forum: Power Systems
12-04-2008, 11:14 PM
Replies: 42
Views: 11,630

What's a good, inexpensive motor for a GWS Warbird?

Hey guys,

I'm looking for a good, inexpensive (Hobby City prices) motor for a GWS Spitfire.

I don't need a lot of thrust (maybe about 12 ounces would work just fine), but I'm...
Showing results 1 to 14 of 14


 
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