Batteries and Power
104 episodes · Page 3 of 5
#4077: Is Bosch's Entry Pro Drill Actually Good?
Daniel's new Bosch feels amazing after years of a Xiaomi screwdriver. Is it genuinely good, or just a big upgrade?
#3960: The $40 Difference Between Safe and Dangerous Tire Inflation
Consumer Reports found 3 PSI errors in budget inflators. Here's what to actually buy.
#3934: Hands-Free Carry for ADHD Brains
A belt-based carry system that keeps phone, keys, and power bank accessible with one hand — without looking like a building manager.
#3762: Why Your Screen Won't Go Dark Enough at Night
LEDs can't truly dim low. Here's the physics — and the surprising fix that has nothing to do with blue light.
#3737: Dash Cams in Israel: Storage, Battery & Evidence Setup
What dash cam specs actually matter for accident evidence in Israel — storage, battery, and camera setup explained.
#3601: The All-Day Headset Unicorn: 12-Hour Mic & Comfort
One device, all day, great microphone, comfortable enough to forget. What actually exists for 12-hour voice work?
#3454: Bluetooth Range Lies: How to Get Audio Through Concrete Walls
Your phone's Bluetooth antenna can't punch through concrete walls. Here's the dedicated transmitter that can.
#3403: Why Clip-On Speakers Beat Headphones for Parents and Workers
Clip-on speakers solve problems headphones can't. Who uses them, what they clip onto, and which ones are actually good.
#3276: Pocket Signal Lights for War Zones
Dedicated signal lights explained: what they are, why the market is fragmented, and what actually works at 100 meters.
#3225: Why Loose Batteries Can't Fly in Checked Bags
Thermal runaway, Halon blind spots, and why your laptop is fine but a power bank isn't.
#3169: Why Your Phone Betrays You to a Nursery Speaker
Android’s Bluetooth still can’t manage multiple devices. Here’s why—and what actually works.
#3168: 30 BLE Tags for $60: DIY ADHD Object Tracking
Stop losing your stuff. Build a self-hosted BLE tracker system for 30 items at 1/8 the cost of commercial trackers.
#3058: How to Get 15 Hours of Light From Your UPS
Turn your UPS into an emergency light source with the right LED bulb, NUT, and Home Assistant automation.
#3057: Decoding the Multimeter: What That Dial Actually Does
Learn what a multimeter actually does beyond voltage—continuity, resistance, current, and how to avoid blowing it up.
#2964: The Physics of Tiny Speakers: How 46mm Fools Your Ears
How a 46mm driver uses psychoacoustic tricks to fake bass — and why it’s accidentally perfect for podcasts.
#2937: Why Your Phone-to-Computer Transfer Takes Forever
The cable, hub, or port you're using is probably the bottleneck. Here's how to fix it.
#2885: How to Choose Your First Real Drill
Voltage numbers are misleading. Here’s what actually matters when buying a drill that will last.
#2843: Why Solar Gadgets Fail: The Missing Battery Buffer
Why your solar USB panel can't run a Raspberry Pi — and the fix that actually works.
#2764: Weatherproofing Electronics: Beyond the IP Rating Trap
How to run Ethernet outdoors without destroying your gear. Cable types, conduit tricks, and the condensation trap.
#2594: The Hierarchy of Immutable Code
From mask ROM to e-fuses: how hardware enforces a hierarchy of mutability in every computing device.
#2570: Can Solar Alone Power a Country?
What total solar sufficiency actually requires — from generation to storage to the grid itself.
#2537: Why Your Home Battery Shrinks Without Degrading
Your battery isn't degrading as fast as you think—software, temperature, and inverter limits are the real thieves.
#2270: How Your Laptop Charger Conquered the World
The heavy travel transformer is extinct, thanks to a clever engineering revolution inside every power brick. We explain the tech and which devices ...
#2256: The One-Charger Dream: Specs, Trade-offs, and Reality
Drowning in chargers? We break down the specs for a single, powerful desktop charging station that can handle laptops, phones, and more—and where t...