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{ Author Archives }

Orgs: ARRL etc.

The ARRL released its annual report and KB6NU provides an interesting commentary: ARRL annual report touts achievements, downplays membership – On a related topic, ARRL president, Rick Roderick, K5UR, in his message, tells the story of how his stump speech to a group of high school students about ham radio fell on deaf ears. He writes, […]

Bitcoin disagreements

Despite the high sounding rhetoric about preventing fraud and conflict, It appears that Bitcoin is suffering the human problem. Luboš Motl: Uro, the ultimate virtual cryptocurrency.   The Bitcoin’s ledger, tens of gigabytes, is too long and some people disagreed with each other so it’s likely that the currency will split into two, Bitcoin and Bitcoin […]

Python. Astronomy. Science. FOSS. Learning. Change.

A talk at Pycon 2017 on YouTube about Why Astronomers Love Python And Why You Should Too covers a lot of ground about how research is changing. Jake Vanderplas doesn’t get into technical detail but rather explains how the Python ecosystem and idiom fits into astronomical research. He starts with this New Yorker cartoon   One of […]

Paradigms shifting

Jim Carroll has some interesting ideas about the implications of self driving cars: “Your car is about to become your concierge. A personal robot. And so much more.” “the simplicity of design means more companies enter the car and truck industry.” “driver education will change.” “not many people realize that light poles are a big […]

Bitcoin and blockchain

3Blue1Brown has one of the better explanations: Ever wonder how Bitcoin (and other cryptocurrencies) actually work? (YouTube). One pundit even referred to this technology as “triple entry accounting” and hailed it as one of the greatest innovations evva’ !! Start with a public ledger where people can note transactions between themselves. This can be tallied to […]

Feynman Path Integral Perspectives

YouTube can get eerie at times. Tonight it came up with Feynman’s Infinite Quantum Paths | Space Time and Math vs Physics – Numberphile. Both get into Feynman’s insight into quantum mechanics but one is from the viewpoint of a physicist and the other from the viewpoint of a mathematician. Of course, there are a […]

What happens when you open-source a soldering iron

The TS100 soldering iron (Amazon) has been getting a lot of buzz. It’s on github and both software and hardware specifications are open. It runs off 12 to 24 volts DC so a battery pack from a power tool or laptop will run it. A laptop power supply is a common resource for it as […]

‘Old’ People v Tech

Linus got himself in a bit of hot water at YouTube with Old People are the WORST at Technology – Then vs. Now Ep3. Yes, he’s poking fun at stereotypes. The likes to dislikes runs at 25k to 4k so there are are a lot who don’t see the point. The fact is that a real […]

Soldering tutorials

Hackaday says the key to soldering is to pace yourself. “When writing my last article, I came upon something I thought had been lost to the seven seas of YouTube: the old-school “Basic Soldering Lesson” series from Pace Worldwide.” Speaking of which, we’ve seen many things designed to educate, but one size certainly does not […]

Nostalgia – a learning motivation?

Retro Radio: W8CDX Takes Field Day Back to its Roots – “Some younger radio amateurs may not realize that ARRL Field Day has been a staple operating event for more than 80 years.” “We had a lot of fun putting up another 1930s-style station for Field Day 2017,” said Eric Tichansky, NO3M, the trustee of […]