Archive for December 2018
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 →
https://www.boredpanda.com/forest-animals-photography-ossi-saarinen/ Many people think of Finland as the land of cold weather and darkness. Ossi Saarinen brings delightful feelings through his photos of spectacular Finnish nature. The photos especially concentrate on the details of untouched forests covering almost three-quarters of the whole country. Finnish animals also appear to be very mysterious, fascinating and charming. →
Android smartphones and PC use TRRS headset connectors. You can find details on that interface on my Telephone handset to smart phone and laptop posting. Ealier PCs used two TRS plugs (mic and headphones) for headsets. Because both connection types are still in use, sometimes adapters are needed. Here are some details of those adapters. →
Many electronics devices have many screws in then. So opening them and closing (for repair or tear-down purposes) with normal screwdriver can feels sometimes as work. For bigger devices I use a small RYOBI cordless screwdriver with adjustable torque setting. It is suitable for medium size screws found in many electrical devices. But for those →
I have written about fluorescent lights technology and fire dangers related to fluorescent lights. I had earlier covered the problems related to starter, bad tube and ballast overheating. Now there is another risk to consider: most fluorescent lamps powered from 230V AC have a filtering capacitor on power input between live and neutral. This is →