Practical off grid solar in the UK

Practical off grid solar in the UK

Climate change is real and is happening[1]. The changing weather patterns are going to have a huge effect on world economies, food production, human health as well as the frequency and severity of natural disasters. Can we as individuals do…

Pac Man machine emulator

Pac Man machine emulator

Here’s a brief description of how the Pac Man hardware works and how (and why) I wrote an emulator to run the original software on a modern computer. Sometime around 1998 I was working for NEC in the team developing…

Mobile World Congress 2014

Mobile World Congress 2014

Mobile World Congress is an exhibition and conference of the world’s mobile industry. Exhibitors include operators, device and infrastructure manufacturers. In the last few years mobile app, web and associated services have also been represented as well as a surprising…

Tony Hart's Sonic World

Tony Hart’s Sonic World

In the late 70s and early 80s Tony Hart presented a children’s art and design programme on BBC1. The studio set was a sprawling warehouse loft with huge skylights and windows overlooking the city. His enthusiasm and imagination had us…

VirtualDub Video Filters

VirtualDub Video Filters

Here are a few Virtualdub filters that I’ve developed over the past few years: HSV quantiser (poor man’s rotoscoping) After watching the rotoscoping effects in ‘A Scanner Darkly’ I thought, “How hard can that be?”. Well the answer is “quite…

TV radar

TV radar

In the last few months my TV reception has been increasingly affected by a particularly strong double image, caused by reflection of the signal from a nearby object. This is cause for concern as I am now liable to pay…