A 18-post collection
3 years ago

Ciseco ARF/XRF Range Test

iot   tinkering   hardware  

Ever since I started using Ciseco XRF radio modules for wireless communication, I’ve been fascinated by the possibility to connect even remote corners of the house to the internet; areas where we hav…

3 years ago

On-the-fly GPS visualisation through Node-RED

tinkering   node-red  

After I’ve had @ceejay and @hardware_hacks send me code examples for putting geographical coordinates onto Open Street Maps or Google Maps, I feel I should at least publicly document how I’ve gone ab…

3 years ago

Turning a Nook Simple Touch into a wireless screen


At the recent Open IoT Hackathon my closest competitor Ajith Shadakshari presented a hardware hack that utilised a Nook Simple Touch e-reader device as a low-energy wireless screen to dynamically dis…

3 years ago

AirPi speaks NodeRED

iot   tinkering   node-red  

Introduction and general workflow described below. Fixing an issue about Xively flooding thereafter. One of the success stories for young enterpreneurial spirit sparked by the Raspberry Pi is the Air…

4 years ago

My first steps building something useful

tinkering   hardware  

So far in this not very frequently updated personal/technical – the “hobby” – section of my blog, I’ve shown some first steps with the Raspberry Pi and an example how we use cheap microelectronic devi…

4 years ago

RPi mentions

tinkering   media  

I presented at two past Raspberry Jams in Cambridge. Blog posts mentioning my wireless sensors that I showed off at the Jam in July at Cambridge Consultants are here: from Railway Electronics from Rec…

4 years ago

DIY remote temperature sensor

iot   tinkering  

(If you’re not interested in the history and just want the technical bits, scroll down to Implementation.) Over the past few months I have been playing with a Raspberry Pi (RPi), an extremely cheap cr…

4 years ago

Raspberry Pi - do try this at home

tinkering   education  

My 7-year old son has recently started learning about electricity in primary school. As I’ve always tried to get him interested in computing and coding (he’s been using Scratch in a web browser for m…

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