Yellow Electrician (oz5916)

 

Yellow Electrician (oz5916) by Joe Beshar 1991 - plan thumbnail

About this Plan

The Yellow Electrician. Electric powered sport tailless model for RC.

Quote: "Looking for something different and exciting? Well, here it is - a flying wing that's quick to build, looks different, and flies great! By Joe Beshar.

One way to reduce the weight of an electric model is to eliminate parts of the aircraft - the basis of the Yellow Electrician is basically that approach. Fundamentally, it employs a flying wing without stabilizer/elevator section, a rudder, and a fuselage, which is roughly half the length of a conventional assembly. Elevons are used for control which necessitates the need for a mixer radio system. The prototype employed the Airtronics Module radio with micro servos and receiver. The motor control used is the Aristo-Craft SP180I which contains a B.E.C. (Battery Eliminator Circuit). The plug-in type automotive fuse on the fuselage side serves as an onloff motor switch where it's removed.

The design of the Yellow Electrician addresses the mass, which is any inherent part of electric powered models. Batteries need to be carried and the stresses are imposed in the aircraft as a result of the payload weight. That is why the bottom section of the Yellow Electrician (which carries the batteries) is constructed as a module completely separate from the main fuselage and shock absorbent by virtue of the elastic bands which hold it in place. The same principle is employed for the landing gear, which is also held with the same elastic bands that hold the battery module, wing, and fuselage together.

This results in a system assembly which is very resistive to hard landings and impact. The mid wing design makes the Yellow Electrician very easy to hand launch if so desired. By grasping the module at both sides it can be thrust forward readily and steadily. You will find the Yellow Electrician to be an extremely maneuverable electric model. It has the capability to do just about any maneuver. It performs extremely well with either an Astro Flite 030 Cobalt motor with 6 cells, or 050 Cobalt motor with 7 cells.

The Yellow Electrician is a lion, with an 050 Cobalt and 7 cells. A steady thumb is a must, as it is a demon which will really keep you on your toes and challenge your coordination. It is not unstable, but fast and maneuverable. To tame the lion, simply use an 035 Cobalt motor with 6 cells and it still remains a great performer..."

Quote: "Steve, This one needs a disclaimer. It was designed for a heavy cobalt. It will never balance with a brushless motor. Ask me how I know..."

Direct submission to Outerzone.

Supplementary file notes

Article pages, text and pics, thanks to theshadow.

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Yellow Electrician (oz5916) by Joe Beshar 1991 - model pic

Datafile:
  • (oz5916)
    Yellow Electrician
    by Joe Beshar
    from RCMplans (ref:1082)
    January 1991 
    45in span
    Electric R/C LowWing
    clean :)
    all formers complete :)
    got article :)
  • Submitted: 11/09/2014
    Filesize: 1218KB
    Format: • PDFbitmap
    Credit*: AusterPilot
    Downloads: 2717

Yellow Electrician (oz5916) by Joe Beshar 1991 - pic 003.jpg
003.jpg
Yellow Electrician (oz5916) by Joe Beshar 1991 - pic 004.jpg
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User comments

Should be listed as a Plank. It would be easier for some to find. Joe was a great Armenian-American who flew a B-17, was a SAM president, loved all segments of modeling.
Ian - 04/04/2022
Joe Beshar didn't call this design a plank, he called it a flying wing. He didn't use the word plank anywhere in the article text, as far as I can see. Basically, plans here are listed with the title they had when published.
SteveWMD - 04/04/2022
Touché
D A - 05/04/2022
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  • Plan File Filesize: 1218KB Filename: Yellow_Electrician_oz5916.pdf
  • Supplement Filesize: 976KB Filename: Yellow_Electrician_oz5916_article.pdf
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Notes

* Credit field

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Scaling

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