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Giant Kiwi Finished
I’ve finished mowing my kiwi in the paddock. It was marked out with survey grade GPS precision. It’s now just a matter of waiting for google earth to update their imagery.
Read More »TARDIS build – Roof
I spent the whole day working on my TARDIS today and managed to get the roof completed. I was a little flexible with some of the dimensions so I could use 50mm thick timber for the step and…
Read More »TARDIS build – Framing
I’ve put my four posts in the ground – it was really difficult to get them exactly square, but was worth doing properly.
Read More »TARDIS build – The Plan
I’ve been thinking about building a TARDIS for a while and decided to actually do it over the christmas break. The plan is to use it to store beekeeping gear. I found a sketchup 3D model online which…
Read More »Giant Kiwi – Doing it with GPS
Many, many years ago I marked out a giant Kiwi using tape measures and grids. Now, thanks to my newly built RTK GPS base station, I decided to try it with GPS. I first had to get my…
Read More »New RTK GPS Base station
I’ve been running an RTK GPS Base station and feeding the data to rtk2go.com since early 2018. I was initially using a UBlox Neo-M8T which only worked on L1 frequencies, but earlier this year I upgraded it to…
Read More »U-Blox LEA-6H Precision
This is one of the many tests I’m doing to compare GPS/GNSS receivers. I’ve had this u-box LEA-6H unit for about five years. It was the GPS that came with the 3D Robotics ArduPilot that I’ve been using…
Read More »How precise is a circa 1999 Garmin eTrex?
This is the first of the tests I’m doing to compare GPS/GNSS receivers. I got my first GPS unit, a Garmin eTrex in 2001 and I used it to Geocache. It’s sat unused for over 12 years, but…
Read More »Measuring GPS (GNSS) Accuracy and Precision
With the recent technological advancements, I’ve recently become interested in RTK GPS and decided it would be fun to compare all the different GPS/GNSS (Global Navigation Satellite System) receivers I own. I ultimately plan to see how they…
Read More »Powering and Grounding 1Wire DS18B20 with Digital IO Pins
Sometimes you find yourself in a situation where your Micro-controller has plenty of spare IO, very little power & ground connectors, and you want to add a 1Wire DS18B20 device as tidily as possible. The classic Dallas 1Wire…
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