Duffy
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  • United Kingdom
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  • Chad Frazer
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  • Gary Mortimer

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Duffy's Discussions

Micasense RedEDGE-M for sale, [demo product]

Started Aug 28, 2018 0 Replies

I have a Micasense -RedEdge-M for sale.https://www.ebay.co.uk/itm/332751767942 This is a demo item that was used for 5 demo flights in May. I…Continue

Just another 5 hour endurance full electric VTOL

Started this discussion. Last reply by Dale Greer Oct 10, 2017. 18 Replies

We VTOLized the Raptor E1, at the same time we further optimized the power plant to achieve 50-80 Watt power consumption at cruise speed at 16.5 m/s with 3.5 Kg payload. All in all very happy with…Continue

Number of channels

Started May 9, 2016 0 Replies

I am operating the 433 MHz radios at a narrower range ~2MHz. I was wondering what was the right way to choose the number of channels based on frequency width of transmission Thanks Continue

Arduplane with second pixhawk

Started this discussion. Last reply by James Apr 3, 2016. 4 Replies

Would like to setup a second pixhawk that would crash the plane (full down elevator) if for whatever reason the plane has deviated more than 100 m buffer from the geofence set on the main…Continue

 

Duffy's Page

Profile Information

About Me:
Know some python, good with AutoCAD and designinig new airfoils. Fixed-Wing specialist. Aerial Survey and Aerial photography.
Please tell us a bit about your UAV interest
New comer, need help,

Duffy's Blog

Performance design

Posted on July 18, 2018 at 7:30am 5 Comments

Having now worked for a few years on the development of the Raptor drone series I thought I share some thoughts on the design process and impact this has on performance.

When initially started designing for this series of drones the priority matrix was reduced to a single design element... ie performance. By that I mean maximizing the aerodynamic efficiency of…

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World's first hydrogen pellet drone flight

Posted on February 5, 2016 at 10:00am 11 Comments

A demanding project for the platform in delivering maximum efficiency, and after some lamination schedule and power setup optimizations the Raptor E1 by RaptorUAS delivered the first ever hydrogen pellet powered drone flight.…

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Big thanks to the Team!

Posted on November 21, 2012 at 5:00am 6 Comments

Just wanted to say thanks to the developers bringing this product out. I love it.

 Today I felt lucky and went to the field for my second ever flight with ardupilot wired to a custom made fixed wing platform for some testing. Since the first flight I connected the pitot and the Xbee at 2.4 GHz for telemetry.

 I was feeling that lucky that decided to try the auto take off, On my previous only flight I only tried manual, circle mode and RTL which seemed to work…

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Season Two of the Trust Time Trial (T3) Contest 
A list of all T3 contests is here. The current round, the Vertical Horizontal one, is here

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