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1.
Enthusiast rebuilds AA-battery-powered PC, sextuples run time to 30 minutes with 64 batteries — uses three voltage regulators in parallel to achieve stability, runs computer for over 30 minutes on 64 AA cells (tomshardware.com)
2026-03-14 | by Jowi Morales | tags: aa batteries, voltage regulators, scuffedbits
2.
The Electric Grid Needs Huge Upgrades. No One Knows Who Will Pay for Them. (feeds.content.dowjones.io)
2026-03-13 | get Smart Grid Energy Monitor → | tags: electric grid, utilities, high-voltage lines
3.
Raspberry Pi Pico 2 at 873.5MHz with 3.05V Core Abuse (news.ycombinator.com)
2026-02-20 | get Raspberry Pi Pico → | tags: oscillator, pico, running
4.
The "Crown of Nobles" Noble Gas Tube Display (2024) (news.ycombinator.com)
2026-02-12 | get Noble Gas Tube Display → | tags: high, high voltage, plasma
5.
The "Crown of Nobles" Noble Gas Tube Display (news.ycombinator.com)
2026-02-12 | get Noble Gas Tube Display → | tags: high, high voltage, plasma
6.
I skimped out and bought a $20 multimeter - it's now one of my best toolkit investments (zdnet.com)
2026-01-22 | by Adrian Kingsley-Hughes | get Multimeter → | tags: handle, multimeter, neoteck
7.
Can this $25 multimeter hold its own against my $250 unit? I put it to the test (zdnet.com)
2026-01-13 | by Adrian Kingsley-Hughes | get Multimeter → | tags: handle, multimeter, neoteck
8.
Best practices for long-run LED strip installs (20–50M) to avoid flicker? (news.ycombinator.com)
2025-12-25 | get LED strips → | tags: constant, higher voltage, injection
9.
Tiny Chips Could Lead to Giant Power Savings (spectrum.ieee.org)
2025-12-11 | by Perri Thaler | get Microchips → | tags: chiplets, power, powerlattice
10.
BMW PHEV: Safety fuse replacement is extremely expensive (news.ycombinator.com)
2025-12-05 | by Strom Trooper | get Safety Fuse → | tags: battery, fuse, high
11.
Best Alkaline Batteries for Your Devices in 2025 (cnet.com)
2025-10-31 | by See Full Bio | get computer monitor → | tags: batteries, battery, test
12.
PicoEMP: low-cost Electromagnetic Fault Injection (EMFI) tool (news.ycombinator.com)
2025-10-31 | get Microsoft Surface Pro → | tags: chipshouter, design, high
13.
Spanish blackout report: Power plants meant to stabilize voltage didn’t (arstechnica.com)
2025-10-31 | get leadership development book → | tags: blackout, grid, oscillations
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