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Advanced snapflap mixing with OpenTx and Lua
In this post, I'll describe an advanced snapflap mix using Lua. It offers full control over the snapflap curve, via dedicated controls. Audio alerts allow easy optimisation. The system is well tested...
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E-Soar Plus 3.0
E-Soar Plus, my template for sport and F5J, has been updated. Version 3.0 offers a choice of three arming methods, plus various other enhancements.Kev Newton launches Vic Eldridge's MPX Heron at La...
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FrSky Q-X7 - an F3F-ready transmitter for £100!
The FrSky Q-X7 may not have the looks - or price tag - of a premium radio, but don't let that fool you : it punches well above its weight. In this post I'll highlight key aspects of this transmitter,...
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RTGmodel Stribog review
At the end of 2017 I decided to look around for a new F3F machine for the 2018 competition season. After hearing good things about the Stribog I placed an order, and nine weeks later a box arrived at...
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A One Minute Guide to F3F
F3F is the Formula 1 of slope soaring! Or perhaps it's better described as a hill-climb event, since only one person is out at a time (and it does involve climbing hills!). Either way... it's a timed...
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Photo magic at the Welsh Open
Here's a publicity shot by MKS, using two of my images. It shows Joel West winning the recent Welsh Open. I think their graphic designer has done a rather nice job! Here are the original images,...
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Adaptable ballast spreadsheets, using array formulae
As airframes get stronger and skinnier, the ballast arrangements get ever more complicated. Many F3F models carry wing ballast, joiner ballast, and choice of carbon or steel joiner. Generating a...
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Frsky RX6R - a tiny full range 6CH receiver
The FrSky RX6R sounds like the answer to a lot of pilots' prayers - a receiver small enough to fit in a Pitbull or Stribog without looking as if it's been jammed in with a hammer! What's more, the RX6R...
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Ahi 1.0: an OpenTx template for aerobatic slopers
I've just added a new setup to my library of soaring templates. It's for 4-channel aerobatic slope soarers like the Ahi, Phase 6, Voltij etc. Ahi v1.0 offers four flight modes, dual rates (including...
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A 3D-printed case for the RX6R
FrSky's latest RX6R receiver is a great little unit - except for one thing: the 'case' is just a flimsy cardboard wrapper. Okay for a foamie perhaps, but not much good for anything else.RX6R with...
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A 3D printed CG scale
How do you measure the CG of your model? Very likely, you'll be balancing the model over a pair of pivoting arms, or - worse - your fingertips. Well, here's a better way using 3D printed parts and a...
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Crow-aware adaptive elevator trim
In this post I describe an adaptive trim system which makes it easy to achieve perfect pitch trim at all crow settings. Using the adaptive trim, the elevator trim is repurposed so that it bends the...
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Jumper T16 Pro - is it ready for prime time?
The launch of the Jumper T16 has attracted a lot of attention. It's well equipped, runs OpenTx, and is very aggressively priced. But is it good enough for high value sailplanes? Could it replace my...
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A template for flying wings - and a new test tool!
Lockdown! Here in the UK it's been three weeks of relative quiet. On the bright side, I've been keeping busy with a couple of projects - a new template, and a testing tool for OpenTX setups... Wingy 4S...
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RadioMaster TX16S review: can it crush my X9D Plus?
Never has there been so much choice for OpenTX fans! While FrSky tries to steer us towards their ACCESS protocol, other manufacturers are offering an alternative pathway with their multi-protocol...
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Hands on review: FrSky X9 Lite
The FrSky X9 Lite is a compact, lightweight transmitter running OpenTX. It's also FrSky's cheapest transmitter at around £70. The price may be tempting - but how good is the transmitter, and who is it...
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RadioMaster TX12 - mini marvel or... ?
Looking for a compact and inexpensive radio which runs OpenTX? Well here's something to put on your shortlist - it's the new TX12 from Radiomaster, and it's possibly the smallest and cheapest OpenTX...
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A template for DLG, and a channel changer script
With summer just around the corner, I've just added a brand new setup to my family of OpenTX templates. It’s called, simply, 'DLG', and it’s intended for 4-servo discus launch gliders like the Blaster,...
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RadioMaster AG01 CNC gimbal - is it worth it?
The AG01 is a new, high-quality CNC gimbal for the TX16S transmitter. My TX16S came with version 1 gimbals, so I was very interested to try the AG01. Would it be easier to adjust? Would it deal with...
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The best font for your CAA Operator ID
If there's one aspect of the UK drone laws which is particularly grating, it's the requirement to display your operator id on every model. To add insult to injury, it's now a whopping 19...
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