You're never safe from a good surprise ! A renowned electronic parts store in Paris (one of the too few remaining) found an old box in the back of their warehouse and sold its contents for such a ridiculous price that I bought the whole box. I happened...
So while still waiting for HBSound's Prototyping sponsor, PCBWay, to finish up and ship off the prototypes for that project. I did have some time to work on the ZX81 Restoration. I am still working through the best way to clean...
Although women represent nearly half of the world's population, the number of technology companies that address their specific health care needs is but a small fraction of the global technology market. In 2019, the Female Technology, “femtech,”...
I have more than 400 stars and have purchased hundreds and hundreds of items on eBay.I have had some occasional troubles and lately, more than before.But even though the last story is worth a laugh (at my expense but only some tens of USD and at least...
I'm building a BLDC ESC based on EFM8BB2 running BLHeli_SNCP81253 Gate DriverSIZ322DT NFET pairand a DMN2990UDJ fual NFET for level shifting between 3V3 (MCU) and the 5 V gate driver logic Link to current schematic (possible error in MCU to level...
During seasons of influenza episodes, individuals search for approaches to remain safe. There are a lot of reports out there concerning what works and what doesn't. Washing hands oftentimes, wearing masks, and utilizing hand sanitizer is only a portion...
In terms of the structure of product itself, the DC gear motor also belongs to an ordinary DC motor. What differs lies in a newly-added gear motor in its basic structure, which explains why it is called gear motor. This article will make a brief introduction...
Voltage regulators are electronic components that are designed to maintain a stable output voltage, regardless of changes in the input voltage or load conditions. Voltage regulators are commonly used in a variety of electronic applications,...
The RPiRENA-based active dosimeter This particle detector works on the same principles as previously assembled dosimeter prototypes. Here, the detection system draws its power from the 3.3 V and 5 V...
Not sure what shape I am going with I wanted to ration bars for mini mill and a 3d printer or 2 3d printers.Please advise if there is a solid way as this is the typical box type. I didnt like the prusa and I wanted enclosed.Over 60% of items have arrived...
So if you've seen damn near anything I've done for the last 18 months then you've seen examples of using Reverse Mount LEDs and also manually mounting LEDs upside down. A sample of my projects from 2018, all using reverse mounted LEDsReverse Gullwing...
The ball screw consists of a screw and nut with matching grooves and ball bearings that move between them. Its function is to convert rotary motion into linear motion or convert linear motion into rotary motion. Ball screw is the most commonly...
Bipolar junction transistor (BJT): Bipolar junction transistors are those which contain both holes and free electrons for the transmission of electrons, as the diode is made up of two semiconductors join together to form a PN-junction, BJT is two...
Opening speechPreviously, we've reviewed several options for twisted-pair network cable HDMI extenders. We've also taken a look at their various functions. This time, i would like to focus on an interesting type of device: an HDMI splitter/extender via...