A History of Internet Outages
We heard a story that after the recent hurricane, a man noted that while the house was sweltering hot because the power was still out, his kids were more anxious …read more Continue reading A History of Internet Outages
Author Archives: Al Williams
Ask Hackaday: Is Shortwave on Life Support?
Between World War II and Y2K, shortwave listening was quite an education. With a simple receiver, you could listen to the world. Some of it, of course, was entertainment, and …read more Continue reading Ask Hackaday: Is Shortwave on Life Support?
Linux Fu: Failing Pipelines
Bash is great for automating little tasks, but sometimes a little script you think will take a minute to write turns into a half hour or more. This is the …read more Continue reading Linux Fu: Failing Pipelines
Exploring Soap Films
While fluid dynamics sounds like a dull topic, SoapFilmScope promises to make it fun by using your cell phone to observe the interactions between sound waves and liquid membranes. You …read more Continue reading Exploring Soap Films
Need a Tube? Reach for Plywood!
To be clear, when we are talking about tubes, we mean ordinary cylinders, not vacuum-amplifying elements. With that out of the way, when we need a tube like that, we …read more Continue reading Need a Tube? Reach for Plywood!
Making a Solid State 6AK8 Tube
[M Caldeira] had a project in mind: replacing a common vacuum tube with a solid-state equivalent. The tube in question was an EABC80 or 6AK8 triple diode triode. The key …read more Continue reading Making a Solid State 6AK8 Tube
An AVO 8 Teardown
AVO meters — literally amp, volt, ohm meters — are not very common in North America but were staples in the UK. [TheHWcave] found an AVO 8 that is probably …read more Continue reading An AVO 8 Teardown
Ask Hackaday: Should We Teach BASIC?
Suppose you decide you want to become a novelist. You enroll in the Hackaday Famous Novelists School where your instructor announces that since all truly great novels are written in …read more Continue reading Ask Hackaday: Should We Teach BASIC?
All About PNP Transistors
In the early days, PNP bipolar transistors were common, but the bulk of circuits you see today use NPN transistors. As [Aaron Danner] points out, many people think PNP transistors …read more Continue reading All About PNP Transistors
Working Through The Art of Electronics Exercises
[The Engineering Experience] has an ambitious series of videos. He’s working through circuit examples from the awesome book “The Art of Electronics.” In the latest installment, he’s looking at a …read more Continue reading Working Through The Art of Electronics Exercises