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https://phys.org/news/2018-12-amoeba-approximate-solutions-np-hard-problem.html This is intresting finding that Researchers have demonstrated that an amoeba (a single-celled organism) has unique computing abilities. The researchers found that an amoeba can find reasonable (nearly optimal) solutions to the TSP in an amount of time that grows only linearly as the number of cities increases. Traveling Salesman Problem (TSP) is an →

Here is tear-down of PT 2X2-24DC-ST over voltage protector for 24V systems: PT protective connector with protective circuit for two 2-wire floating signal circuits. 24 V DC nominal voltage. HART-compatible. What is insideComponents close-upWhat was found was two dual gas discharge tubes ant two other over voltage protectors. The gas discharge tubes were connected to →

https://www.project-syndicate.org/commentary/climate-change-self-defeating-alarmism-by-bjorn-lomborg-2018-12 The truth about climate change is nuanced: it is real, and in the long term it will be a problem, but its impact is less than we might believe. And yet we are too eager to believe the problem is far worse than science shows. Climate change seems to freeze our capacity for critical →

https://www.htbridge.com/blog/top-10-malware-incidents-and-campaigns-of-2018.html →

A decade box is a type of test equipment that can be used to substitute the interchanging of different values of certain passive components when you need adjustable value in electronics laboratory. Decade boxes are made for resistance, capacitance, and inductance. Decade boxes are typically quite expensive devices (compared to other cheap electronics parts). I →

https://www.boredpanda.com/rejected-comics-new-yorker-phil-jones/ According to this story this Cartoonist Got Rejected By The New Yorker, So He Decided To Post Rejected Works For Everyone To Judge. I found some of the works quite funny. →

Here is a good collection videos on SMD soldering and replacing SMD components. Enjoy. Replacing SMD components without burning neighboring connectors without hot tweezers Desoldering Techniques One Hit Desoldering Desoldering without hot air How to Solder properly || Through-hole (THT) & Surface-mount (SMD) Sostituzione connettore alimentazione micro usb step by step How to repair bridge →

https://wavecomp.ai/wave-computing-launches-the-mips-open-initiative/ Wave Computing® has announced that it will open source its MIPS instruction set architecture (ISA) to accelerate the ability for semiconductor companies, developers and universities. The idea is to adopt and innovate using MIPS for next-generation system-on-chip (SoC) designs. Under the MIPS Open program, participants will have full access to the most recent versions →

Here is a collection of interesting videos on microphones and microphone technologies: Audio 101: Microphones Dynamic vs Condenser Microphones, What’s the Difference? Audio recording tutorial: The different microphone types | lynda.com XLR vs USB Microphones, Which Should You Buy? $22 MICROPHONE VS $3600 MICROPHONE | Andrew Huang Voice-over Microphone || DIY or Buy How a →

Sometimes you wish you had a very small basic oscilloscope that would be easy to carry around as tool for those situations where you need to more measuring that can be done with your multi-meter. One day I found an oscilloscope kit DSO150 while browsing the banggood.com site. This model was originally only available as →