My first computer was a ZX Spectrum, with all of 48 kilobytes of RAM, and as long as it lasted I obsessively typed in BASIC programs to see what I could get it to do. It was powerful (at least to a ...

Began his career as a mail-order radio salesman; failed to launch 1980s electric cars. How many people in the UK tech and computing industry owe their entire careers to being kickstarted by the ...

Raspberry Pi enthusiasts and retro gamers looking for a project to keep themselves busy this weekend may like to take inspiration from this awesome ZX Spectrum computer built inside an audiocassette.

Square waves (nearly all of them do this) Triangle waves (the NES has a legendary one) Digitally clocked noise (think Atari explosions!) Digital single-cycle waveforms PCM samples (by playing short ...