#hardware-engineering
109 episodes
#3715: The Head-Mounted Tool Belt
What if we moved our wallets, power banks, and speakers from our pockets to our heads?
#3694: The Hidden World of Electronic Component Distributors
Digikey, Mouser, and Farnell aren't normal retailers—they're the backbone of global electronics manufacturing. Here's how they work.
#3612: How to Read a Rotary Engraver Spec Sheet
Collet size, runout, and real power ratings—what to look for when buying a rotary engraver for tool marking.
#3544: What 4U Actually Means: Rack Gear for Home Labs
Rack height units, case costs, and cabinet types explained for home users and small businesses.
#3484: How the IDF Built Shabbat-Compatible Tech
The IDF's ingenious workarounds for Shabbat observance — from disappearing ink to indirect causation keyboards.
#3468: The Hidden Engine Inside Your Pen
Why a $5 refill transforms a $100 pen — and the four refill standards you need to know.
#3450: Who Actually Buys a Luggable Computer?
The people who need a 27-inch workstation in a hard case. Military, oil rigs, and live events.
#3419: How Stair-Climbing Dollies Actually Work
Hand trucks, stair-climbing dollies, and platform trucks explained — plus safety tips for urban moves.
#3355: Childproofing Eurobox Racks for Home Businesses
How to stop a toddler from pulling heavy Euroboxes off open shelving — without destroying your workflow.
#3329: How to Permanently NFC-Tag Outdoor Plant Pots
Superglue will crack your NFC tag's antenna. Here's the epoxy that actually works on terracotta.
#3289: From Breadboard to PCB: Your First Board Design
You can code and breadboard. Here's how to cross the gap to custom PCBs with free tools and minimal risk.
#3257: Your Shaver Isn't Dull, It's Clogged
Most shavers lose 40% efficiency in 6 months — not from dull blades, but from improper cleaning. Here's the fix.
#3232: Paint That Sticks: Durable Sign Marking for Metal & Plastic
What professional sign makers use for outdoor metal and plastic — and where to buy it.
#3224: Pink vs Silver: The Truth About Anti-Static Bags
Pink poly bags don't actually shield your components. Here's what does.
#3220: When Pelicans Fail: Cases for Network Gear & Monitors
Why a sealed Pelican case can cook your switch or drown it in condensation.
#3203: How Liquid Chrome Markers Create a Mirror Finish
The chemistry behind mirror-finish paint pens and how to use them for professional results.
#3182: Micro-Dispenser Pens vs Car Paint: What Actually Works
Can AliExpress scratch pens really fix car paint? The chemistry behind those tiny tips.
#3141: How Search Teams Use $500 Torches to See 2km
How SAR teams deploy throwers, flood lights, and beacons as coordinated systems — and the physics that makes 2km throw possible.
#3105: The Four-Hundred-Year-Old Pen That Outperforms Modern Tech
A 400-year-old tool still draws lines thinner than any modern technical pen can manage.
#3081: Laser Tape Measures: What Actually Matters
Time-of-flight vs phase-shift, combined inclinometers, and what your budget actually buys you in accuracy.
#3079: NFC vs UHF RFID: What Actually Works on Fabric
Why NFC tags peel off fabric and how UHF RFID solves it — plus what hardware you actually need.
#3071: Marking Tiny Tech Parts: Beyond the Paint Marker
Paint markers lie about line width. Here are three better ways to label tiny components.
#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.
#3050: Monitor Mounting: Consumer vs. Pro Rail Systems
From IKEA arms to 80/20 aluminum rails — the real tradeoffs in custom monitor layouts.
#3038: Animating Toy Story: Math, Patience, and No Undo Button
Before Pixar could make Woody blink, animators typed coordinates by hand and waited hours to see if it worked.
#2996: How the Instant Pot Conquered the Kitchen
The physics, safety engineering, and microcontroller that turned a terrifying appliance into a verb.
#2960: Small Camera vs Phone for Baby Videos
Can any compact camera beat a phone for capturing newborn moments in low light? We break down the options.
#2949: Three Wall Types, One Drill: A Renovation Guide
Identify concrete, hollow block, and drywall in seconds with the tap test — and pick the right anchor every time.
#2944: How to Organize Fasteners Without Losing Your Mind
Stop rummaging through bins of mixed screws. The key is nested sub-containers and type-first sorting.
#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.
#2917: Decoding the Spec Sheet: MPN vs Model Number
MPN, model number, SKU, GTIN — which identifier actually gets you the right part?
#2911: Building a $180 Privacy-First AI Wearable
How Omi's $99 dev kit lets you build a local-first voice productivity system that watches your screen.
#2885: How to Choose Your First Real Drill
Voltage numbers are misleading. Here’s what actually matters when buying a drill that will last.
#2846: The Quest for Earbuds That Actually Fit
Why your earbuds won't stay put — and three paths to a secure fit, from aftermarket tips to custom molds.
#2842: Fixing Your New Apartment: The Israeli Tool Kit
The eight essential tools and hardware every Israeli apartment needs — with Hebrew names and where to buy them.
#2839: Full Disk Encryption: What It Actually Does and Why It Matters
Full disk encryption demystified — how LUKS works, performance reality, and when you actually need it.
#2834: The Deep Ocean Trench of Authentication
PIN + smart card + biometric + behavioral checks. The real security stack behind federal authentication.
#2818: The Connector Built for War Zones
The chunky military connectors in control centers aren't USB. Here's what they are, and how to use them on a laptop.
#2812: The Hidden Database of Everything You Own
Is there an API for product specs? Yes, but it's built for engineers, not homeowners — and Israel SKUs make it harder.
#2800: The Two Meanings of Industrial Design
Industrial design is a profession. The "industrial look" is something else entirely. Here's where they split.
#2794: Build the Perfect Electronics Workbench in a Small Space
Chair first, then bench, then lighting. How to build a frustration-free electronics workstation in 60 square meters.
#2786: The Hidden Engineering of AI Data Centers
How data centers retrofit for GPUs, from liquid cooling to immersion tanks. The physics behind 100kW racks.
#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.
#2707: Foot Pedals vs USB Buttons: The Ergonomics of Dictation
Foot pedals, USB buttons, and under-desk macro pads for voice dictation — a deep dive into the hardware that makes AI dictation work.
#2670: When Your Projector's App Store Dies
Brightness, screens, and software longevity — what to look for when buying a portable projector.
#2594: The Hierarchy of Immutable Code
From mask ROM to e-fuses: how hardware enforces a hierarchy of mutability in every computing device.
#2592: The Market That Never Went Away
From IBM terminals to Stream Decks — how macro keyboards evolved under the radar for decades.
#2585: The Pristine Key Namespace Nobody Uses
How unused keyboard keys, custom firmware, and layered macros can transform your workflow.
#2568: When Does Your House Need Three-Phase Power?
Why industrial machines need different electricity — and when your home AI rig might too.
#2566: Why Your RGBW Bulbs Get Dim in Color Mode
Cheap bulbs aren't the whole story — physics limits how bright color LEDs can get. Here's what to buy instead.
#2556: The Weird Myths of Solid-State Storage
No moving parts, no sound waves — just electrons trapped in silicon. How solid-state drives actually work.
#2553: The Hidden Elegance of the Zipper
A deep dive into the Y-shaped tunnel, the bump-and-hollow geometry, and the silent history of the zip.
#2542: The Best Permanent Markers That Actually Last
From ink chemistry to top brands: which markers hold up on plastic, metal, and in the sun.
#2497: Tracing One Python Print Through 6 Abstraction Layers
What actually happens when you print "Hello" in Python? Six layers, 562 system calls, and a hardware-enforced kernel boundary.
#2446: Why Airport Flight Displays Still Run Windows XP
The surprising tech stack behind airport departure boards, Times Square screens, and the Windows XP systems still running them.
#2432: The Hidden Cost of Flexibility in Chip Design
The economics and engineering of ASICs vs. CPUs and GPUs, from transistor placement to hyperscaler strategy.
#2364: The $1000 Military Clock You Can Build for $30
Learn how to build a precise dual-timezone clock using an ESP32 microcontroller, LCD displays, and USB-C power.
#2363: The Chasm Between Breadboard and Pacemaker
How do tiny computers power everything from hobbyist projects to life-saving medical implants? The engineering constraints are worlds apart.
#2358: ESP32 vs Raspberry Pi: The Microcontroller Mindshift
Why your smart thermostat doesn’t run Linux—and why that’s a feature. The surprising differences between microcontrollers and single-board computers.
#2295: Why Taiwan's Automation Strategy Leaves the West Behind
Asus has achieved 85% automation in motherboard production—how did they outpace Western competitors?
#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 ...
#2268: The Universal Power Cord's Quiet Masterpiece
A deep dive into the humble IEC power cable—the C13 and C14 connectors. We explore the history, physics, and surprising engineering that makes this...
#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...
#2193: Running Claude in Your Apartment (The Physics Says No)
Building a local AI inference server to rival Claude Code sounds great until you do the math on heat, noise, and neighbor relations.
#2106: The Hidden Language of Circuit Boards
AI is hoarding all the chips, and your smart toaster is stuck in line. Here’s why the hardware supply chain is breaking down.
#2091: Solving Problems That Don't Exist
From a $400 juicer that can't run without Wi-Fi to a toaster with more computing power than Apollo 11, we explore absurd gadgets.
#2041: The "MPEG Moment" for AI: Llamafile & Native Models
Why are we squeezing massive cloud models onto desktops? Meet the "native" AI revolution.
#1988: The Eternal Storage That Can't Escape the Lab
Quartz glass promises 10,000-year data storage, but can it scale before 180 zettabytes make it obsolete?
#1904: The Hidden Math Behind Your Blocky Photos
Why are blocky sky artifacts still haunting your photos in 2026? We break down the math behind JPEG, WebP, AVIF, and the new JPEG XL.
#1868: The $100 Pen vs. The Disposable Pen
Why a $100 pen is cheaper than a $0.50 pen. We break down the physics of pressurized ink and machined metal.
#1847: The Home Lab Blackout: Fixing Servers From a Beach
Your server is down and you're miles away. Learn the three simple checks that keep your home lab alive and how to get back in when the front door i...
#1821: The Quantum Computer That Doesn't Compute
Crack open a quantum computer and you won't find a CPU—just a gold-plated chandelier inside a giant white thermos.
#1806: Why Mac Minis Are Eating AI's Hardware Race
Apple Silicon's unified memory is crushing traditional GPUs for local LLMs. Here's why the M4 Mac Mini is the new king of affordable AI hardware.
#1797: Why the Cloud Runs on Cassette Tapes
The cloud isn't just hard drives—it's millions of robotic cassette tapes holding petabytes of data for Google and NASA.
#1695: Why Your Raspberry Pi Can’t Stream Netflix in 4K
Netflix streams 4K on your Fire Stick but only 480p on a Raspberry Pi. Here’s the hidden hardware tax blocking your media center.
#1539: Escaping the Cloud Dictation Trap
Stop shouting at your phone. Discover how dedicated hardware and local AI are making instant, private voice-to-text a reality.
#1363: How Shenzhen Clones Your Tech Before the Keynote Ends
Discover the "AliExpress Paradox" where $12 earbuds rival $200 flagships, and the high-speed ecosystem turning global IP law on its head.
#1317: The First Second: Why Your PC Still Needs a BIOS
Explore the high-stakes drama of the BIOS, the "Root of Trust" that teaches your computer how to be a computer every time you hit the power button.
#1095: Rooting in 2026: Is the Power User Era Over?
Is rooting your Android still worth the risk? We explore Play Integrity, Shizuku, and the trade-offs of modern power-using in 2026.
#1079: When Thin Walls Betray Your Voice
How do you keep your voice private when walls are thin? Explore the high-tech muzzles and throat mics designed for the remote work era.
#1062: Why Silicon Won the Chip Wars
Why did silicon win the chip wars? Explore the "modern magic" that turns ordinary sand into the world's most powerful processors.
#999: The $13 Billion Paradox: Life on the USS Gerald R. Ford
Explore the gap between the world's most advanced warship and the grueling human reality of a nine-month deployment at sea.
#910: Beyond the $100 Trap: Building the Ultimate 4K Media Center
Stop settling for stuttering video. Herman and Corn break down how to build or buy a future-proof 4K media center that actually works.
#896: The Hidden Trap of Power Allocation
Stop settling for slow charging. Learn how GaN 6 and high-wattage hubs are redefining bedside power and reliability for 2026.
#885: Networking in a Faraday Cage
Learn how to build a high-range, battery-powered Wi-Fi kit capable of punching through concrete walls during an emergency or power outage.
#803: The Joy of Categorizing Everything
Stop struggling with cheap labelers. Discover the durable TZE ecosystem and the pro-level hardware needed to catalog your entire home or shed.
#792: The Framework Laptop: Modularity and the Right to Repair
Can laptops ever be as modular as desktops? Explore how Framework is fighting planned obsolescence with swappable parts and open designs.
#787: The Blooming Problem: Precision Gluing for Electronics
Stop ruining your hardware with cheap superglue. Discover the professional liquid adhesives and precision tools needed for tech repairs.
#783: The Secret Protocol That Controls Your Monitors
Stop struggling with monitor buttons. Learn how HDMI, DisplayPort, and USB-C handle software syncing and complex multi-screen setups.
#782: When USB-C Isn't USB: The Connector-Protocol Deception
Think USB hubs are simple splitters? Think again. We explore the complex world of endpoints, power limits, and the 127-device myth.
#773: The Charging Standard Wars: Why Your Cables Keep Betraying You
Stop carrying a brick for every device. Learn how USB-C and Power Delivery are finally creating the "one cable to rule them all" reality.
#769: When Manuals Learn to See in 3D
Discover how AI and spatial computing are turning complex hardware repairs into real-time, interactive experiences.
#730: The Hidden Language Barrier Between Your Phone and Laptop
Why can’t you just "copy and paste" software between devices? Explore the hidden language of CPU architectures like x86 and ARM.
#709: The Voltage You Can't Feel
Is static electricity a real threat to your hardware? Learn why 10 volts can destroy a chip with a charge you can't even feel.
#684: Breaking the Speed Limit: The Science of Overclocking
Why settle for factory speeds? Herman and Corn dive into the world of overclocking, from silicon binning to the physics of pushing your CPU.
#682: Why Your Phone Mic Beats Your Studio Headset
Why does a phone mic outperform a pro headset for AI transcription? Herman and Corn dive into the physics of MEMS and the truth about audio quality.
#661: Cracking the Global Supply Chain: Why Your Tech Costs More
Why does a $400 switch cost $700 elsewhere? Herman and Corn explore the tools that unmask global pricing and supply chain secrets.
#608: When AI Eats the World's Memory
Why is a 32GB RAM kit now $400? Herman and Corn dive into how OpenAI is gobbling up 40% of the world's memory supply for its "Stargate" project.
#606: Why Fast SSDs Still Need Slow RAM
Discover why RAM remains the essential high-speed "countertop" for your CPU and how to avoid common hardware traps when building your next server.
#603: The Desk Height That Was Never Right
Is your desk hurting your neck? Herman and Corn break down the physics of height-adjustable desks and why your setup might need a major upgrade.
#591: When Electrons Teleport: The Physics Limit of Storage
From floppy disks to 4TB cards, how much data can we squeeze onto a fingernail before physics pushes back? Explore the future of storage density.
#587: Why Three Arms Beat One Triple Mount
Upgrade your workspace from "desk sag" to NASA-level precision with the science of gas-spring monitor arms and ergonomic alignment.
#563: The Mind-Bending Scale of Nanomanufacturing
Discover the microscopic cities inside your CPU. Herman and Corn explore how light and mirrors print the future of computing on silicon.
#560: What an Eight-Hour Build Taught Us About Tools
Stop building on the floor and ditch the zip ties. Herman and Corn break down the essential gear for a pain-free home server build in 2026.
#559: Is Your Computer Hotter Than a Nuclear Reactor?
Why does a tiny chip need a massive metal tower? Explore the wild physics of cooling, from air fans to nuclear-level heat density.
#527: Who’s Really Flying? The Evolution of Aircraft Controls
From steel cables to digital signals: Herman and Corn explore how flight controls evolved and why some modern jets still use 1960s technology.
#447: When Physics Limits Your Silent PC Dream
Can you move your PC to another room? Herman and Corn explore the limits of USB, HDMI, and power cables for the ultimate silent workspace.
#431: The Confidence of a Good Light
Learn why a $150 flashlight is a vital tool, not a toy, and how advanced electronics and optics can save lives during a crisis.
#429: Can 10 Air Conditioners a Second Save or Sink the Planet?
Explore how breakthroughs like liquid desiccants and radiative sky cooling are transforming AC from a climate threat into a sustainable solution.