https://sudonull.com/analysis-of-fetal-doppler-2-mhz-for-sonar-experiments
Technical analysis of portable Doppler: schematic, modification to pulsed sonar, water tests. Details for electronics developers. Study the principle and limitations.
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In this project
https://sudonull.com/well-logging-probe-on-stm32f401-for-wells
Development of a universal probe for GK, KS, RM in water wells. STM32F401, SiPM, depth synchronization. Technical details for developers. Study the schematic and results.
https://sudonull.com/bac-vulnerability-in-electronic-diaries-become-a-teacher-without-permissions
Analysis of Critical Broken Access Control Vulnerability in School Electronic Diaries. How Changing Parameters Grants Access to Teacher Functions and Why Fixes Are Cosmetic.
https://sudonull.com/reversing-bcd4-queue-display-protocol
Analysis of BCD4 encoding and carry-checksum in the electronic queue display protocol. Python code, packet structure, web integration. For developers.
https://sudonull.com/isolation-transformer-for-safe-electronics-repair-guide
How to Create a Powerful Isolation Transformer (1-2 kVA) for Diagnosing Switching Power Supplies. Avoid Short Circuits and Equipment Damage. Key Design Parameters.
From other projects
https://ymaho.com/electronic-queue-at-the-border-launch-for-passenger-cars
Learn how the new border slot booking system will reduce traffic jams and simplify trips to Poland and Moldova. Details of the June launch.
https://ymaho.com/corruption-in-war-embezzlement-of-5-6-million-uah-on-electronic-warfare-for-the-armed-forces-of-ukraine
How fraudsters stole millions on electronic warfare procurement for the army. Details of the scheme, charges, and consequences for Ukraine's defense. Read on our website.
https://ymaho.com/3d-interface-3d-mind-connecting-electronics-with-brain-cells
Princeton scientists created 3D-MIND — a flexible neurointerface for integrating neurons with electronics. Learn how the technology opens the way to biocomputers and disease treatment. Read the analysis.
https://ymaho.com/ipo-dien-may-xanh-590-million-debt-repayment-and-risks
Vietnam's largest electronics chain Dien May Xanh conducts IPO of $590 million to repay debts. Analysis of valuation, beneficiaries, and forecast for investors. Read details.
https://ymaho.com/vr-console-prices-rise-ai-chip-shortage-explained
Tech prices are climbing instead of falling. Discover how AI demand is causing a memory chip shortage and what it means for your next gadget purchase.
https://ymaho.com/ferrari-shares-plummet-8-4-after-luce-electric-car-presentation-reasons
Why did Ferrari shares fall 8.4% after the EV Luce reveal? Analysis of market reaction, design crisis, and 30-90 day forecast. Read details.
From the web
Electronic waste (e-waste) - World Health Organization (WHO)
https://www.who.int/news-room/fact-sheets/detail/electronic-waste-%28e-waste%29
Oct 1, 2024 · Every year millions of electrical and electronic devices are discarded as products break or become obsolete and are thrown away. These discarded devices are considered e-waste and can …
Electronic waste - Wikipedia
https://en.wikipedia.org/wiki/Electronic_waste
Electronic waste (E-Waste) describes discarded electrical or electronic devices.
Cleaning Up Electronic Waste (E-Waste) - US EPA
https://www.epa.gov/international-cooperation/cleaning-electronic-waste-e-waste
May 11, 2026 · “E-waste”, “electronic waste”, “e-scrap” and “end-of-life electronics” are terms often used to describe used electronics that are nearing the end of their useful life, and are discarded, donated …
Electronic waste | Recycling, Disposal & Impact | Britannica
https://www.britannica.com/technology/electronic-waste
Electronic waste (e-waste) products have exhausted their utility value through either redundancy, replacement, or breakage and include both “white goods” such as refrigerators, washing machines, …
What Is E-Waste Recycling and How Is it Done? - Earth.Org
https://earth.org/what-is-e-waste-recycling/
Oct 14, 2023 · Electronic waste or e-waste refers to discarded electric appliances. Each year, about 50 to 60 million tons of e-waste are generated, equivalent to only 2-3% of annual global waste.
Electronics & E-Waste Recycling | Republic Services
https://www.republicservices.com/residents/recycling-and-solid-waste/e-waste
Learn how you can easily and securely recycle e-waste and electronics in 3 easy to follow steps.
Waste from Electrical and Electronic Equipment (WEEE)
https://environment.ec.europa.eu/topics/waste-and-recycling/waste-electrical-and-electronic-equipment-weee_en
Aug 3, 2019 · Read about EU policy and law on waste electrical and electronic equipment (WEEE or e-waste), such as computers and smartphones.
What is e-waste and what can we do about it? - Natural History Museum
https://www.nhm.ac.uk/discover/what-is-ewaste-and-what-can-we-do-about-it.html
Electronic waste – or e-waste – includes any discarded items with plugs, cords and electronic components. Common sources of e-waste include televisions, computers, mobile phones, e …
What is e-waste? - U.S. PIRG Education Fund
https://pirg.org/edfund/articles/what-is-e-waste/
Apr 27, 2023 · But as soon as you try to get rid of those old smartphones, laptops, TVs or other devices, they become electronic waste (also known as “e-waste”), which can harm our environment and our …
Electronic waste recycling - Wikipedia
https://en.wikipedia.org/wiki/Electronic_waste_recycling
Generically, the term refers to the process of collecting, brokering, disassembling, repairing and recycling the components or metals contained in used or discarded electronic equipment, otherwise …
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