Huaxing Intelligent Control UWBLOC positioning system adopts self-developed wireless pulse ranging technology to achieve precise positioning of exhibition hall personnel and exhibits. The positioning accuracy is better than 30 cm. By setting the base...
Dyson V6 Setup and Running System Dyson handheld vacuum cleaners utilize high RPM brushless DC motors. Specifications indicate that some models can reach as high as 125000 RPM. I’ve disassembled DC56(V2), V6, and V10 models. Each has a brushless single-phase...
I have been growing leafy greens using Hydroponics for the last 3 years. I was tiered checking out for the nutrient levels and pH level of the nutrient water solution, so I decided to make a nutrient feeding unit to maintain the optimal nutrient level...
One of the popular chip formats in the 70's and 80's were the ubiquitous EPROMs (Electrically Programmable Read Only Memories). They had very good memory density at the time and were accessible technology for hackers and OEMs alike. They had the advantage...
http://physicsdetective.com/the-electron/#:~:text=The%20electron%20is%20a%20spinor,%E2%80%9Cexist%20as%20standing%20waves%E2%80%9D.I have been in this silly business for 50 years and this is the most cogent explanation I have seen for the nature of the...
Some background... The main purpose of my Intel HEX project was to: Check how difficult it is to create non-CPU controllers using microcodeImprove my microcode compiler based on real projectGive me a tool for priming memory of FPGA-based computers when...
A80 Teardown The newer A80 with QHD at 30 fps and 4K24p capabiltiy (20MP still frames) has a lens shroud that is tucked under the front cover (left), which needs careful persuasion for its clips to release without breaking. The short sides appeared to...
Table of Contents 1. Hardware2. The serial console 1 Hardware The Netgear ReadyNAS 3138 is a 1U rack-mounted NAS server with 4 3.5'' SATA drive slots. I have recently purchased such a device in order to use it as a small home fileserver and decided to...
This article shows the basics of capacitor safety. 1. My Story When I was a teenager we used to Soviet mains powered have film projector. This project had a small AC motor, that was used to roll the film. It had a capacitor or varistor connected in parallel...
My daughter loves reading, and I appreciate her hobby as it helps her collect information. To honor her hobby, I will give her a customized bookmark that I made. It will be a symbol of love and appreciation for taking her hobby so seriously...
First of all, this is a Bluetooth Low Energy device, detected as "L5_TOUCH_RW".Using NRF Connect app, you can see which service it offers; It has 5.Generic Access (contains Device Name, Appearance, Peripheral Preferred Connection Parameter)Unknown Service...