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Forum: Golden Age, Vintage & Antique RC

05-20-2019, 08:02 PM

Replies: 19,483

WACO YMF

Views: 2,701,620

Posted By Jeffryz

Thank you Ekim, that is exactly the info I was...

Thank you Ekim, that is exactly the info I was looking for. JJ WB #273

Forum: Golden Age, Vintage & Antique RC

05-18-2019, 02:08 PM

Replies: 19,483

WACO YMF

Views: 2,701,620

Posted By Jeffryz

wind indidence

I have been detailing the setup on a old build (1980?) pica waco ymf-3, 1/5 scale and found some wing incidence and twisting issues. So when I compared the build plans to what I have read on the...

Forum: Golden Age, Vintage & Antique RC

03-29-2019, 06:36 PM

Replies: 19,483

WACO YMF

Views: 2,701,620

Posted By Jeffryz

johnboy, i always measure my planes as i will...

johnboy, i always measure my planes as i will fly them.(i wouldn't measure an electric without its flight battery). for fuelers, I put in at least half a tank so I know how they will balance on...

Forum: Golden Age, Vintage & Antique RC

02-27-2019, 11:21 AM

Replies: 19,483

WACO YMF

Views: 2,701,620

Posted By Jeffryz

So I built a "vanessa" balancer and it indicates...

So I built a "vanessa" balancer and it indicates a CG of 4 3/4". that is with batts and fuel and 10 oz in the nose. This system is still hanging the plane from the top wing, but that seems to be...

Forum: Golden Age, Vintage & Antique RC

02-26-2019, 12:24 PM

Replies: 19,483

WACO YMF

Views: 2,701,620

Posted By Jeffryz

Thanks Dan. It looks like you supported the...

Thanks Dan. It looks like you supported the plane with the vertical dowels on the underside of the wing. What did you use reference as the "level line" on the plane?
Tx JJ

Forum: Golden Age, Vintage & Antique RC

02-26-2019, 10:06 AM

Replies: 19,483

WACO YMF

Views: 2,701,620

Posted By Jeffryz

mrdhud, Thank you, I would very much like to...

mrdhud,
Thank you, I would very much like to see your setup. I should have been more specific about the plane size. My pica 1/5 has one piece wings. I am looking at the "Vanessa" balancing system...

Forum: Golden Age, Vintage & Antique RC

02-25-2019, 09:10 AM

Replies: 19,483

WACO YMF

Views: 2,701,620

Posted By Jeffryz

mrdhud, Thank you for finding that info. ...

mrdhud, Thank you for finding that info. However, my concern is not being able to locate the specification CG point. The 4.5" from the LE top, is from the pica spec sheet. My question is how to...

Forum: Golden Age, Vintage & Antique RC

02-24-2019, 04:44 PM

Replies: 19,483

WACO YMF

Views: 2,701,620

Posted By Jeffryz

Well I finally completed changing out all the...

Well I finally completed changing out all the electronics and motor. I measured the CG at 4.5" from the top wing LE, however..... hanging the plane by the top wing causes it to hang like a pendulum....

Forum: Golden Age, Vintage & Antique RC

12-31-2018, 06:54 PM

Replies: 19,483

WACO YMF

Views: 2,701,620

Posted By Jeffryz

Thank you Dan. I will post some pics as things...

Thank you Dan. I will post some pics as things progress. JJ

Forum: Golden Age, Vintage & Antique RC

12-31-2018, 05:19 PM

Replies: 19,483

WACO YMF

Views: 2,701,620

Posted By Jeffryz

Stickbuilder, I would like to join the Waco...

Stickbuilder,
I would like to join the Waco Brotherhood. I recently purchased a 1978 build YMF-5 1/5 scale and I am in the process of rebuilding her with a saito FG60 radial. There are a lot of...

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