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Author Archives: Tom
Wind Board for B&G Display Available
I have finished a minor update to the Wind Board, allowing it to output the signals that drive a B&G Network Wind Display. Original post regarding this here. This new version (called v3.2) and was available from the Tindie store. … Continue reading
Posted in General
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IoT WiFi Boat Monitor
Well I’ve been sitting on this one for a while and finally have time to write it up. With my boat sitting on a mooring, I wanted a easy way to check it’s vital signs: such as position, battery voltage … Continue reading
PID Espresso Coffee Machine Mod
After playing around with an old G3 Ferrari espresso machine, I find that my barista skills are rather lacking. However it becomes difficult to improve them when the espresso machine has such a wide temperature range. Most machines have a simple … Continue reading
Simple Home Automation Web Interface [Part 3]
To continue on from my previous posts about the cheap wireless AC outlets, here is some code for a simple web interface that will let you turn on and off the outlets via buttons on a web page.
Home Automation [Part 2] – Scheduling with CRON
# m h dom mon dow command # * * * * * command to execute # ┬ ┬ ┬ ┬ ┬ # │ │ │ │ │ # │ │ │ │ │ # │ │ │ │ └───── … Continue reading
Cheap, Easy Raspberry Pi Home Automation (for Australia) [Part 1]
In my hacking adventures I came across these awesome, super-cheap wirelessly controlled mains power outlets from Jaycar Electroncis in Australia. [UPDATE: This can also be used, but you need to get a 433Mhz transmitter separately]. They are on clearance, which means … Continue reading
DIY Marine Anemometer System
Finally I had time to complete the wind vane system on my sail boat. As I’ve mentioned in previous projects I am using a Peet Bros marine grade anemometer at the top of the mast. I managed to mount the new anemometer … Continue reading
Reanimating a B&G Network Wind Instrument
In one of my previous projects I built a masthead wind sensor using an Arduino to process the signals and output a NMEA string. Next I wanted to make an instrument on the boat to display the information. I found … Continue reading
Posted in Sailing
Tagged arduino, B&G, electronics, hacking, NMEA, sailing, wind instrument
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Engraving Circuit Boards
It’s taken a while, but I finally have my JGRO CNC machine built and running. I spent a bit of time investigating a lot of ground noise on my stepper drivers. I’m using three Gecko G251 stepper drivers for the … Continue reading
Posted in CNC
Tagged CNC, CNC machine, Engraving, Gecko, ground noise, JGRO, PCB, PCB-GCode
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3D Printed Lever for AirPax Circuit Breakers
This is a very specific project, but I’m writing about it anyway in case someone has the same problem. I own an old boat, with an old switch panel that has old circuit breakers. Needless to say these particular breakers are … Continue reading
Mechinations 