May 31, 2020
May 17, 2020
In the current day Linux is the most widely used UNIX-like operating system. It's rise to prominence has been an amazing success story. From it's humble beginnings Linux has grown to power everything from super computers to car stereos. But it's not the first UNIX clone. A much earlier system existed, called...
May 10, 2020
In this byte sized episode I take a look at a pack in that came with the first Macintosh. Along side Apple stickers, manuals, and the computer itself there was a single cassette tape labeled "A Guided Tour of the Macintosh". The purpose? It's a strange addition to the Mac's packing, but a great example of Apple's...
Episode 29 Notes - PCM Predictions from 1965
May 6, 2020
Pulse Code Modulation, or PCM, is the core technology behind digital audio. Despite being so central to modern day life PCM is actually pretty old. It was originally developed by Alec Reeves, a telecom engineer, all the way back in 1937. From there the technology has slowly gained traction and eventually found its way...
May 3, 2020
Every day we are inundated with digital audio: phone calls, music, even this podcast. Digitized sound has become so ubiquitous that it often fades into the background. What makes this all possible is a technology called Pulse Code Modulation, or PCM. This isn't new technology, its roots trace all the way back to 1937....
