Category Archives: FAQs and Tips

Making a camera ‘wedge’ or ‘ramp’.

Sometimes, you want the camera to point further down (or up) than the default mount allows for. My solution for this is to build these simple, fixed wedges from foam and ultra-thin plywood. This one holds the camera at about … Continue reading

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Cling wrap paint masking

I was stumped on how best to paint the cockpit canopy on my P-51 rebuild, so I went to my local hobby store and talked to the guy there who seems to know about painting models and such. He recommended … Continue reading

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How I mount my cameras.

I mount my cameras to my planes with Scotch Heavy Duty Fasteners. Here is one of the mounts on my Parkzone SE5a: Here are 3 of the 4 mounts on my Tiger Moth, Ella. Camera #4 is mounted under the … Continue reading

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Scotch Heavy-Duty Fasteners

Scotch Heavy-Duty Fastener is the only Velcro-type fastener I use on my planes. It’s very strong; I’ve never lost a camera or battery in flight and, in fact, they stayed attached thru some pretty surprising crashes.  

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Computing Surface area with Photoshop

Computing the area of a plane’s wings can be complicated, involving lots of geometry and assorted arithmetic. This method requires none of those, beyond some very simple multiplication, and handles any shape, no matter how convoluted. Here’s how it works: … Continue reading

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Coroplast vs. Dollar Tree foamboard vs. Dow blue fanfold foam (FFF)

I’m starting a build using Coroplast election signs and, man, does this stuff feel heavy. I compared it to a sheet of Dollar Tree foamboard with its paper on and confirmed that, sure enough, Coroplast’s more than twice as heavy. … Continue reading

Posted in Building, FAQs and Tips, Scratch Built | 1 Comment

What’s the deal with propellers?

The two primary measurements are the prop’s diameter, and its pitch. Diameter is self-explanatory. Pitch is the amount of twist each propeller blade has, and how much air it will scoop up as it turns. A propeller with a pitch … Continue reading

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I saw you flying at night – tell me about those planes!

I often attract a few people when flying at night. If you’re one of them, welcome! You probably saw me flying one of three planes: my Radian glider, my light Stryker or my Slow Stick. These planes are all custom … Continue reading

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Reversing the direction of a brushless motor – it’s easy!

Fixing a backwards brushless motor is easy-peasy. Switching any two wires of the three wires will reverse the motor’s direction. Really. It doesn’t matter which ones. How can this be? Imagine that each wire is numbered. The speed controller is … Continue reading

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How can I get started in RC, and what does it cost?

Like most sports, hobbies and avocations, R/C flying can cost anywhere from a little to more that folks like you and me can imagine ever spending on a sport, hobby or avocation. The good news is you can be up … Continue reading

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What does a motor’s kV number mean?

What does kV mean? Simply put, kV is just a measure of the speed with which the motor turns. (Less simply put, kV is the “unloaded RPM of the motor at 1 volt.”) Let’s look at a 1000kV motor. Its rating … Continue reading

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How to reverse a servo

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