RGV laser

[Carl] sure has come a long way with laser modifications, now introducing his portable RGV Full Colour Laser. Although it feels just like yesterday when he showed us his green spiro and his Lego diffraction grating projector.

But enough of the past, the RGV laser is built using a White Fusion Mixing Kit and his own Full Colour Read the rest

Gameboy Color boot ROM

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It’s only been a week since the Super Gameboy’s boot ROM was dumped by [Costis] and he’s already at it again. This time he’s managed to grab the Gameboy Color’s boot ROM. He found the newer Gameboy Color’s hardware is able to cope with a clock speed up to 100MHz, so the original clock increase trick he used on … Read the rest

Fnordlicht: RGB mixing LED light


While [Will] goes and hides in his offshore datashelter, Hack-A-Day is happy to welcome back our veteran foreign correspondent [fbz]. She promises future posts will have far less ‘German by example’. -[Eliot]

The Fnordlicht is a color mixing LED platform with free hardware schematics and open source firmware initially started by [fd0]. The system is dynamically controllable (via RS-485) … Read the rest