The case of the missing truck cargo

Introduction An electronics box prototype to track missing cargo during lorry transport. This was implemented by the Sustainable Living Lab (SL2) at the Raitong Organics Farm in Northeastern Thailand. The whole process from ideation, iterative development, testing and deployment spanned about two weeks, including three days at the Raitong Farm in Thailand. Image: The Raitong …

An edgy experience with neon flex LEDs

So recently at work, I was tasked with the acquisition of a neon flex LED system to light up a 6 m long tunnel. What are neon flex LEDs? They are the modern version of the neon tube technology used in neon lit signs, such as the one below. Instead of using some kind of …

Using a microphone as an airflow sensor

I was having problems with overseas shipping for some wind sensors so I tried used a cheap microphone as an airflow sensor instead. It sort of works and I am quite proud of it. At first I hooked up the microphone to an Arduino but it was not able to tell the difference between sound …

The making of the “Neobombe” prototype (electronics)

So my group of friends and I exhibited our “Neobombe” prototype at the Singapore Maker Faire last weekend. After submitting our proposal more than two months ago, we managed to scrap together a working prototype. It is far from perfect and has a lot of room for improvement. Given more time and budget, we could …

Assembling the Adafruit Cupcade

Spent about two days assembling the Adafruit Cupcade as a gift for a friend. Some soldering and fiddling around with the command line is required. I ordered the kit online. You have to provide the Raspberry Pi though, more specifically a Model One Revision B. I had an old one lying around that I bought …

Project 50plus – deploying sensors

I deployed some sensors for an exhibition called “50plus” targeted at senior citizens above 50 years old that promoted active aging and was held at Singapore’s Suntec convention centre a few weeks ago. It was sponsored by the government and corporate sponsors who showcased their products and services. My company’s project¬†was a huge interactive installation …

Deploying at Chinaplas 2015, Guangdong, China

I went on a last minute work trip to China at Guangdong city to deploy some Flash apps at Chinaplas 2015. Chinaplas is an annual global trade show ¬†for plastic manufacturers to showcase their products. My company’s client for this tradeshow was Dow. It was my first trip to China and it was rather memorable. …

Proposal for Singapore maker faire – the “Neobombe”

So some of my friends and I (our group has a name – “Art Makes Us“) decided to take part in the Maker Faire in Singapore this year. It will be held a primary school in Tampines sometime early July. Here is our project description: “Neobombe” is a scientific artwork based on the Turing machine …

The making of the “yes-no” box

I was given a mysterious job at work from the very top management in my company. I was asked to make a simple communication device that merely says “yes” or “no” with a single button. A longer press means “no” while a short press means “yes”, denoted by a blinking red and green LED respectively. …