WiFi connected lamp

WiFi connected lamp

Aug 3, 2017
I built a wifi-controlled colour-changing standard lamp based on an old Habitat lamp that stopped working several years ago.
Automated heating control

Automated heating control

Apr 21, 2017
As part of my distributed temperature sensing network, I built a system to control the central heating. The basis of the board is an ESP8266-12 radio with integrated micro-cont...
Distributed Temperature Sensor Network

Distributed Temperatur...

Dec 10, 2016
I built a network of distributed temperature sensors reporting back to a server over WiFi using the MQTT protocol. Each sensor is based on the Expressif ESP8266 chip in the ESP...
NodeRed Buffer Display

NodeRed Buffer Display

Oct 11, 2016
Creating a FIFO buffer with NodeRed to allow recent messages to be replayed.
Wifi LED Matrix Display

Wifi LED Matrix Display

May 16, 2016
A household LED display for live updates with Wifi is something that I’ve wanted for a while. This one is built from a pair of LED matrix boards based on the MAX7219 chipset and...
Dishwasher Settings

Dishwasher Settings

Feb 22, 2016
The water softener settings on a Whirlpool ADPF 782 WH dishwasher (yours may be a different number, since I imagine that the controller electronics are generic to a lot of Hotp...
LED Night Light

LED Night Light

Dec 31, 2015
I created a bright night-light by repurposing an old colander to form the shade, and fitting colour-changing LEDs inside. The LEDs are a strip of 16 individual lamps, each cont...
Wearable Computing

Wearable Computing

Dec 19, 2015
Wearable computing is all the rage at the moment , and I was recently given a face-mounted miniature display unit. I was advised that it was faulty and had never worked, but it ...
Compositing video frames

Compositing video frames

Feb 22, 2015
I gave a workshop on my Light Painting technique at Oxford Hackspace in February 2015. In preparation for the evening, I captured a high-speed movie of my light strip painting ...
Tektronix 492 Spectrum Analyser

Tektronix 492 Spectrum...

Dec 6, 2014
Spectrum analysers are devices for measuring the frequency components of a radio signal (RF). The Tek 492 is a relatively old model (from the 1980’s), but it has pretty decent s...