Custom Touchpad PCBs Without The Pain
Many of us use touch pads daily on our laptops, but rarely do we give much thought about what they really do. In fact they are a PCB matrix of …read more Continue reading Custom Touchpad PCBs Without The Pain
Author Archives: Jenny List
The Future We Never Got, Running a Future We Got
If you’re familiar with Java here in 2025, the programming language you know is a world away from what Sun Microsystems planned for it in the mid-1990s. Back then it …read more Continue reading The Future We Never Got, Running a Future We Got
A TV With Contrast You Haven’t Seen For Years
It’s something of a surprise, should you own a CRT TV to go with your retrocomputers, when you use it to view a film or a TV show. The resolution …read more Continue reading A TV With Contrast You Haven’t Seen For Years
Is This The Oldest HD Video Online?
Take a look at this video from [Reely Interesting], showing scenes from traditional Japanese festivals. It’s well filmed, and as with any HD video, you can see real detail. But …read more Continue reading Is This The Oldest HD Video Online?
Build a Parametric Speaker of Your Own
The loudspeaker on your home entertainment equipment is designed to project audio around the space in which it operates, if it’s not omnidirectional as such it can feel that way …read more Continue reading Build a Parametric Speaker of Your Own
It’s 2025, and Here’s a New Film Format
We love camera hacking here at Hackaday, and it’s always fascinating to see new things being done in photography. Something rather special has come our way from [Camerdactyl], who hasn’t …read more Continue reading It’s 2025, and Here’s a New Film Format
It’s SSB, But Maybe Not Quite As You Know It
Single Sideband, or SSB, has been the predominant amateur radio voice mode for many decades now. It has bee traditionally generated by analogue means, generating a double sideband and filtering …read more Continue reading It’s SSB, But Maybe Not Quite As You Know It
Bringing a Current Dumping Amplifier Back To Life
Over the years there have been many different audio amplifier designs which have found favour for a while and then been supplanted by newer ideas. One of them has crossed …read more Continue reading Bringing a Current Dumping Amplifier Back To Life
SHOUT For Smaller QR Codes
QR codes have been with us for a long time now, and after passing through their Gardenesque hype cycle of inappropriate usage, have now settled down to be an important …read more Continue reading SHOUT For Smaller QR Codes
A Ten Band SDR Transceiver For Homebrewers
Making a multi-band amateur radio transceiver has always been a somewhat challenging project, and making one that also supported different modes would for many years have been of almost impossible …read more Continue reading A Ten Band SDR Transceiver For Homebrewers