#telecommunications
61 episodes
#4285: The Middle-Voltage DC Field Guide
When to use 24V vs 48V DC, how to distribute it, and what hardware you'll need.
#4183: Stacking Three Devices Into One Superphone
What if the best phone isn't a phone at all? Stacking a modem, battery, and handset into one brick.
#4179: Why Your Phone Number Link Is Costing You Customers
That non-clickable phone number on your site is quietly bleeding leads. Here’s the five-minute fix.
#4033: Why Your Fiber Upload Is Stuck at 250 Mbps
Your fiber plan promises 5 Gbps down but only 250 Mbps up. The bottleneck isn't the glass — it's the pricing sheet.
#3892: Unlocking Hidden Android Cellular Diagnostics
Fix slow Android data by using hidden settings like dialer codes, APN configs, and band selection—no root required.
#3875: Why Netflix Breaks on the Moon
Two and a half seconds of ping time breaks the internet. Here's why space communication is so hard.
#3845: Telegram’s Espionage Pipeline: How the IRGC Recruits Israelis
One Israeli spotted an IRGC recruitment channel on Telegram. He reported it. Then nothing.
#3819: Why Your ISP Tech Is Always in a Hurry
The real reason fiber techs are gruff isn't personality—it's a system designed against curiosity.
#3811: Who Builds the Last Ten Percent of the Internet?
Dark fiber, permafrost trenching, and the brutal economics of connecting the far north.
#3807: Why Cloud Servers Cluster in Only a Dozen Cities
Submarine cables, carrier hotels, and network effects concentrate cloud infrastructure in just 15-20 metro areas worldwide.
#3806: Why 88% of Fiber Optic Cable Sits Dark
Individual glass strands, thinner than hair, stretching miles with no light. Why does most installed fiber sit unused?
#3554: VLAN Tagging on ISP Fiber: Why Your Router Won't Connect
Why you need a VLAN tag for your ISP connection — and how authentication fails when you bring your own router.
#3425: How Cellular Coverage Fails in Tunnels and Skyscrapers
Why your signal drops between Jerusalem and Tel Aviv — and how leaky feeder cables fix tunnels.
#3334: Can a City Physically Run Out of Internet?
The internet can't run out like water — but your neighborhood can. Here's the physics and economics behind throttling.
#3226: Why Your Phone Must Stay in Airplane Mode (Even With Starlink on the Roof)
The paradox of phone bans vs. onboard Starlink, explained through physics, paperwork, and Swiss cheese safety models.
#3158: How Consumer Drones Really Talk to Their Controllers
From DJI's OcuSync to military SATCOM and 4G LTE — how drone control links actually work and why they fail.
#3059: How Israel's Fiber Sharing Model Cut Prices 40%
How Israel forced infrastructure owners to share networks — and cut consumer prices 40% in six years.
#2945: How a World Leader Phone Call Actually Works
A president doesn't just dial. The real process involves SCIFs, encrypted terminals, switchboard operators, and at least six listeners.
#2864: Inside the World's Biggest Tech Trade Shows
CES, MWC, Computex — what makes these mega-shows worth millions? Signal density, serendipity, and deal-making at industrial scale.
#2768: How Eurovision Built Europe's Broadcast Backbone
Eurovision wasn't born as a song contest. It was a television network first—and that infrastructure shaped everything.
#2679: Can a VPN Protect You from SS7 Phone Spying?
SS7 is the hidden backbone of global phone networks—and it's wide open to spies. Here's what a VPN does and doesn't fix.
#2656: Marconi vs. the Cable Builders: Who Really Built the Internet?
Was the internet born from Marconi's wireless towers or the first transatlantic telegraph cables? We argue both sides.
#2448: Who Gets the Bandwidth at Sea
How packet-level bonding and QoS keep thousands of passengers streaming while navigation systems stay safe.
#2370: Morse Code and Telegrams: The Tech That Won’t Die
Morse code and telegrams, relics of the past? Think again. Discover where these technologies still thrive and why they refuse to fade away.