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Search: Posts Made By: aeroastro
Showing results 1 to 24 of 24
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01-18-2016, 10:40 AM
Replies: 1,588
Views: 374,997
Posted By aeroastro

Mike - pls add me to the P-38 Lightning...

Mike - pls add me to the P-38 Lightning Brotherhood. I'm finishing up a Ziroli P-38 with
DA-50s, am presently sifting through the blog for knowledge and insight, lots there!

Peter Young
San...
01-17-2016, 11:18 AM
Replies: 1,588
Views: 374,997
Posted By aeroastro

Please sign me up for the Brotherhood. I'm...

Please sign me up for the Brotherhood. I'm finishing up a 1/5th scale Ziroli, twin DA-50s, all metal covering. Photos of final build forthcoming.

Peter Young/San Pedro CA
05-14-2014, 10:10 AM
Replies: 63
Views: 11,640
Posted By aeroastro

If any BT-13 builders are interested in Bert...

If any BT-13 builders are interested in Bert Baker's construction article/presentation in
Scale R/C Modeler, September 1991 issue, let me know at [email protected]
and I can send you article...
11-26-2010, 05:56 PM
Replies: 30
Views: 4,376
Posted By aeroastro

RE: looking for a jenny kit

For Sale: a NIB Proctor Jenny kit, part of an estatel sale of a long-time modeler's collection.
$300 firm, shipping extra. Please contact Guy Whitaker, [email protected]
10-25-2004, 10:57 AM
Replies: 101
Views: 19,669
Posted By aeroastro

RE: Fliton ICON 312, CG position?

I'm getting ready to maiden my Icon and noticed a reference in earlier
threads about an 85 mm CG setting. The plans call out 95-100 and my
plane balances out (right now) at close to 105mm. This...
10-21-2004, 11:06 AM
Replies: 8
Views: 804
Posted By aeroastro

RE: Electric motor breakin Please HELP

A few years ago I made simultaneous measurements of rpm, voltage, and current
for a can motor - taking data when new, while breaking in, and when fully
broken in. I recall that the plotted data...
10-16-2004, 04:36 AM
Replies: 44
Views: 38,871
Posted By aeroastro

RE: Glue for Balsa to Foam??

West Systems 206/105, vacuum bagged, works well. I also laid in some c/f mat at critical stress
points (TE junction) under the balsa.

Peter Young
Watertown MA
Forum: 3D Flying!
10-16-2004, 04:22 AM
Replies: 10
Views: 3,773
Posted By aeroastro

RE: Hobby Stores in Boston MA

Archie - go to www.charlesriverrc.org and open up the LHS directory. "Tis true,
Boston doesn't have that many good hobby shops; R/C Buyers in Nashua,
previously pointed out in an earlier message,...
Replies: 11
Views: 2,194
Posted By aeroastro

RE: Improving the Great Planes DC-3

JK, the 7x4s in question are indeed APC Slow Flyer props - I checked this morning.

Pete Young
Watertown MA
Replies: 11
Views: 2,194
Posted By aeroastro

RE: Improving the Great Planes DC-3

After trying out the kit's supplied 5x4.3 propellers, I tested various
propellers to measure static thrust, current draw, and rpm. The stock props
produce 10 oz static thrust at 11.8K rpm, 21.3...
03-05-2004, 03:23 PM
Replies: 2
Views: 683
Posted By aeroastro

LiPo battery pack capacity

To the experts:

I'm planning to use a fairly hefty LiPo pack (7.8 AH, 14.8 volts) in a research project. How much will the actual delivered capacity vary as a function of the output currents if...
02-01-2004, 07:41 AM
Replies: 2
Views: 828
Posted By aeroastro

RE: Diesel converstion for heli, OS Max 91?

FWIW, Bob Davis' website touts the virtues of converting heli glo engines to diesel. Just remember who's buying and who's selling --

www.davisdieseldevelopment.com

Pete Young
Forum: Aerodynamics
01-22-2004, 08:00 AM
Replies: 33
Views: 2,478
Posted By aeroastro

RE: Catastrophic wing failure!!!!!

In a galaxy far far away.... I remember seeing a large plane climbing vertically, very fast, that suddenly suffered a total wing failure similar to what's described here: not a single fracture but a...
01-20-2004, 07:56 PM
Replies: 2
Views: 828
Posted By aeroastro

Diesel converstion for heli, OS Max 91?

I'm scouting around to see if flight duration of an OS 91 powered X-Cell would be significantly
increased by converting to diesel. The posts on this forum have been very helpful but I haven't seen...
Replies: 3
Views: 793
Posted By aeroastro

pinion gear removal, Astro 25

Is using a pinion puller the only practical means to remove the pinion
gear from an Astro 25? There's not much room behind the gear to position
the pulling spur -- would heating the gear loosen...
06-14-2003, 05:16 PM
Replies: 2
Views: 727
Posted By aeroastro

Wanted - Composite RES plane

Take a look at www.nesail.com in the RES section. There's an Ed Whyte produced design as well as a Victory C RES.

Pete Young
06-14-2003, 01:37 PM
Replies: 3
Views: 630
Posted By aeroastro

sophisticated lady

Sophisticated Lady linkage problem: the unfortunate characteristic of this type of linkage is it can't be checked until it's all installed, then it's very difficult to make any adjustments to free up...
Forum: RC Humor
03-24-2003, 11:47 PM
Replies: 27
Views: 3,096
Posted By aeroastro

plane wash!

So here's what I found out. The hangar's CO2 firex system was inadvertently triggered and the picture shows the results - the sudsy bubbles traps the carbon dixoide and keeps it close to the ground -...
Forum: RC Humor
03-24-2003, 01:50 AM
Replies: 27
Views: 3,096
Posted By aeroastro

plane wash!

According to local sources, this sudsy event occurred out at Hanscom AFB in a civil aviation hanger. The hangar's fire ex system went off and that's what you're looking at -- I can find out more...
Forum: Aerodynamics
01-28-2003, 02:34 AM
Replies: 30
Views: 4,923
Posted By aeroastro

variable camber wind tunnel test report

The PDF files describing the wind tunnel tests of a variable camber wing are too large to upload; it'll take a few days to get them to a public directory but in the interim, anyone who'd like to see...
Forum: Aerodynamics
01-22-2003, 03:01 AM
Replies: 30
Views: 4,923
Posted By aeroastro

Adjustable airfoil wing

Bob and others -
I'll retrieve the students' report on their camber changing project. That they did this at relatively low airspeeds (appr. 60-70 fps) is good as this is in the ballpark for model...
Forum: Aerodynamics
01-21-2003, 12:43 PM
Replies: 30
Views: 4,923
Posted By aeroastro

Adjustable airfoil wing

Well, it seems that there's two development goals that could be attacked in sequence:
First, develop a camber changing wing where the actual changes are made 'on the ground' - a multi-mode wing in...
Forum: Aerodynamics
01-21-2003, 12:29 PM
Replies: 30
Views: 4,923
Posted By aeroastro

Adjustable airfoil wing

Well, it seems that there's two goals that could be attacked in sequence:
Forum: Aerodynamics
01-19-2003, 09:24 AM
Replies: 30
Views: 4,923
Posted By aeroastro

variable camber airfoils

TFour items come to mind:
1. There's a European model glider reviewed recently that used an eccentric cam spar, in effect, to modify the airfoil undersurface in flight. As I recall, the reviewer...
Showing results 1 to 24 of 24


 
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