Detonation in Light Aircraft (Part 2)

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The 3D Printed Workshop

In the January 2018 issue of Sport Aviation / Experimenter magazine we look at the indispensible use of the 3D printer in the workshop. January 2018 3D Printed Shop

Detonation in Light Aircraft (Part 1)

In the February 2018 issue of Sport Aviation / Experimenter magazine we tackle the topic of detonation, preignition, and normal combustion as it relates to the light sport type aircraft. This is part 1 of a 2-part article on the subject. The conditions of preignition ...

Quicksilver GT-500 Engine Failure and Crash (part 1) (Video)

In this video we are looking at an accident that occurred in late 2017. This is the first part in what will be a three-part series. In the first part here, we will simply look at the the video footage that accompanies the accident. In ...

Load Testing the EMG-6 Strut Fittings (Video)

In this video we take a look at our cool little set up for load testing components and fittings on the EMG-6. We have a 10,000 pound load cell with a digital readout. And using a hydraulic ram and pump from an old dump truck ...

EMG-6 Project Update (January 2018)

Greetings from Rainbow Aviation for 2018. It is been quite some time since we did a progress blog and the typical "Shop Notes" update. So I thought it's time to just bring you up to speed on everything that's going on here at Rainbow Aviation. ...

EMG-6 Flight Test #11 Jan 1, 2017 (Video)

This is archive footage from January 1, 2014. This is test flight number 11. This was during the very early phases of flight testing. The aircraft has changed and morphed over the subsequent years. But it's fun to look at some of the early flight ...

3D Printed Press Brake Dies for Building The EMG-6 (Video)

In this video we take a look at our latest invention, 3D printed press brake dies. Born out of necessity, we ended up experimenting with 3D printed press brake dies and found them to be very effective and useful. The original need was to bend ...

Mikuni Fuel Pump (Part 2)

In the December issue of Sport Aviation / Experimenter magazine we look at the more practical aspects of maintenance, troubleshooting, and failure modes of the pulse type fuel pums used on the 2 stoke engines. December 2017 Mikuni Part 2

Mikuni Fuel Pump (Part 1)

In the November issue of Sport Aviation / Experimenter magazine we look at the theory and operation of the Mikuni pulse type fuel pumps used on the two-stroke engines. This will lay the groundwork for understanding how the fuel pump should be installed and other ...

Punch Testing Fabric (Video)

In this video we show the results of a fabric punch test on a Rans S-12 Dacron sailcloth covered aircraft. We talk about the proper method for testing the fabric on any aircraft and in this video we show an example where the fabric does ...