Collaborate Disseminate
Switch-mode technology has made inverters which take a low DC voltage and turn it into a usable mains voltage within the reach of everybody. But still, there might be moments …read more Continue reading The Trashiest Of Mains Inverters
Beyond the power variant, it sometimes seems as though we rarely encounter a discrete transistor these days, such has been the advance of integrated electronics. But they have a rich …read more Continue reading Make Your Own Point Contact Transistor
The 8-bit home computers of yore that we all know and love, without exception as far as we are aware, had an off the shelf microprocessor at heart. In 1983 …read more Continue reading The Computer We All Wish We’d Had In The 8-Bit Era
Making microcontrollers produce video has long been a staple of hardware hacking, but as the resolution goes up, it becomes a struggle for less capable silicon. To get higher resolution …read more Continue reading Dual-Port RAM For a Simple VGA Card
Blink and you could have missed it, but a viral sensation for a few weeks this summer was One Million Checkboxes, a web page with as you might expect, a …read more Continue reading Online Game Becomes Unexpected PixelFlut
There’s a joke in the world of radio that all you need for a HF antenna is a piece of wet string, but the truth is that rudimentary antennas rarely …read more Continue reading A Simple But Effective Receiving Loop Antenna
Through all the generations of computing devices from the era of the teleprinter to the present day, there’s one interface that’s remained universal. Even though its usefulness as an everyday …read more Continue reading A Journey Into Unexpected Serial Ports
The laptop to have here in the 2020s varies depending on who you ask, perhaps a Framework, or maybe a ThinkPad. Back in the 1990s the answer might have included …read more Continue reading Tiny ’90s Laptop Gets Modern Power
There may not be many radio astronomy printouts that have achieved universal fame, but the one from Ohio State University’s Big Ear telescope upon which astronomer [Jerry R. Ehman] wrote …read more Continue reading WOW! It Wasn’t Aliens After All!
The new Raspberry Pi Pico 2 with its RP2350 microcontroller has only been with us for a short time, and thus its capabilities are still being tested. One of the …read more Continue reading Close-Up On The RP2350 HSTX Peripheral