Technology Connections
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Overview
Technology Connections is a series of YouTube videos that explores numerous aspects of technological history, including how things work, the way things developed, and anything in between. There is no limit to what kinds of tech could be covered — one minute you may be learning about how electron guns draw pictures on an analog television, and the next you might be discovering that your modern toaster is a piece of junk.
Top cast
12 seasons
2015
2015 · 4 episodes
2015
2015 · 4 episodes
2016
2016 · 10 episodes
2016
2016 · 10 episodes
- 1 1. From Radio Waves to Electric Grooves: Electrical Sound Recording
- 2 2. Tape Recording: Taking the Electromagnet to a Whole New Level
- 3 3. The Wind-Powered Car: Electric Vehicles and Wind Turbines
- 4 4. What is High Fidelity? How does Stereo work?
- 5 5. Exploring a Reel to Reel Tape Recorder: Sony TC-366
- 6 6. Transistors: Making sound easier, smaller, and more efficient
- 7 7. Electric Vehicle Charging: It's easier than you think
- 8 8. Exploring the good ol' Cassette Tape
- 9 9. The Dead Man's Switch: How Anton Yelchin's life could have been saved
- 10 10. Home Automation: A Beginner's Introduction
2017
2017 · 18 episodes
2017
2017 · 18 episodes
- 1 1. The Impossible Feat inside Your VCR
- 2 2. What is Dolby Noise Reduction? Dolby's Humble Beginning
- 3 3. Furnaces: Why we still burn fuel to heat our homes
- 4 4. Stupid Design--The Needlessly Useless Webcam Activity Light
- 5 5. Why Sony's Beta Videotape System Failed--and failed hard (Part 1)
- 6 6. Why Sony's Beta Videotape System Failed--Part 2
- 7 7. Comparing Beta & VHS on Quality: Was Beta Really Better?
- 8 8. Lines of Light: How Analog Television Works
- 9 9. Mechanical Television: Incredibly simple, yet entirely bonkers
- 10 10. LED bulbs that flicker, and CFLs that almost never did
- 11 11. GE's bizarre early attempt at a CFL
- 12 12. Philo Farnsworth and the Invention of Electronic Television
- 13 13. Digital ICE: The High-Tech Dust Removal Found in Film Scanners
- 14 14. How Analog Color TV Works: The Beginnings
- 15 15. The Twinkling Light Set: An increasingly rare but delightful type of decorative lighting
- 16 16. Compatible Color: The Ultimate Three-For-One Special
- 17 17. Analog Color TV Wrap-Up--Some extra info
- 18 18. Trinitron: Sony's Once Unbeatable Product
2018
2018 · 38 episodes
2018
2018 · 38 episodes
- 1 1. Roller Coaster Safety: How to Manage Too Many Trains at Once
- 2 2. Laserdisc: An Introduction
- 3 3. Thrift Store Hi-Fi: Some tips and tricks
- 4 4. Laserdisc's Failure: What Went Wrong
- 5 5. Chevy Bolt EV: Winter Range and Performance (Chicago winter)
- 6 6. Laserdisc: Features, Follies, & Evolution
- 7 7. Faking It: The Obviously Dubbed Telephone Ring
- 8 8. A Short Project Involving LEDs, a Fish Tank, and some Laziness
- 9 9. DVD: The Death Knell of Laserdisc
- 10 10. Sony's Clever but Flawed PlayStation Copy Protection--And How They Might Have Fixed It
- 11 11. The CD Player with a Robot Inside: Pioneer CLD-M301
- 12 12. These Are Not Pixels: Revisited
- 13 13. The Weird Typewriter-Computer Hybrid: Smith Corona PWP-3200
- 14 14. The LED Traffic Light and the Danger of "But Sometimes!"
- 15 15. Macrovision: The Copy Protection in VHS
- 16 16. MUSE Hi-Vision Laserdisc: The Blu-ray of 1994
- 17 17. Chevy Bolt EV Summer Range Test
- 18 18. The High Pressure Sodium Light: Ubiquitous, effective, but good?
- 19 19. The LED's Challenge to High Pressure Sodium
- 20 20. The Not-So-Secret Secret Elevators of the Haunted Mansion
- 21 21. The Most Common EV Charging Misconception
- 22 22. Betamovie: Sony's Terrible (But Ingenious) Camcorder
- 23 23. The Senseless Ambiguity of North American Turn Signals
- 24 24. Sound By Numbers: The Rise of Digital Sound
- 25 25. Nyquist-Shannon; The Backbone of Digital Sound
- 26 26. The GFCI/RCD: A Simple but Life-Saving Protector
- 27 27. The Compact Disc: An Introduction
- 28 28. Dissecting the CD Player: How to Turn Shiny Plastic into Music
- 29 29. LED Printers: The Common Printing Tech You Haven't Heard Of
- 30 30. An Oscilloscope Bonus: 20+ Minutes of Poking Around a CD player
- 31 31. CDs: More to Talk About (Sony vs. Philips)
- 32 32. TC Projects: Lead-Acid Battery Backup
- 33 33. CD-ROM, CD-R, CD-RW, Books of Red, Blue, Purple, Beige, Orange, Scarlet...
- 34 34. The Ubiquitous Sound That You May Have Never Noticed
- 35 35. LightScribe: HP's Clever Twist on the CD Burner
- 36 36. LED Experiments: Making Holiday Lights Less Garish
- 37 37. Closed Captioning: More Ingenious than You Know
- 38 38. The Superheterodyne Radio: No really, that's its name
2019
2019 · 28 episodes
2019
2019 · 28 episodes
- 1 1. DVD-RAM: The Disc that Behaved like a Flash Drive
- 2 2. The Odd History of the SD Logo
- 3 3. The Time-Lapse VCR
- 4 4. Space Heater Nonsense
- 5 5. The Story of Disney's PeopleMover in Texas
- 6 6. The Electromagnet in Your Toaster
- 7 7. Exploring the World of E-Ink
- 8 8. E-Ink on Android, and other new things!
- 9 9. The Antique Toaster that's Better than Yours
- 10 10. Flexplay: The Disposable DVD that Failed (Thankfully)
- 11 11. Thermostats: Cooler than you think!
- 12 12. Automatic Record Changers: We used to like them
- 13 13. Portable Air Conditioners - Why you shouldn't like them
- 14 14. The Best Easy Way to Capture Analog Video (it's a little weird)
- 15 15. TOSLINK: That one consumer fiber optic standard
- 16 16. Fiber vs. Copper; What do we really need?
- 17 17. Switches are Clicky; Here's Why
- 18 18. The Weird World in RGB
- 19 19. The CED: RCA's Very Late, Very Weird Video Gamble (Pt. 1)
- 20 20. The CED: No really, it coulda made sense! (Part 2)
- 21 21. LCCS: The LCD / CRT Hybrid from JVC
- 22 22. The VFD that isn't
- 23 23. RCA's CED failed; their history can tell us why (Pt. 3)
- 24 24. The VHS cassette was more clever than Beta
- 25 25. LED color experiments 2019; Beyond the Sharpie
- 26 26. Klaxons; What makes them sound like that?
- 27 27. One more thing: the VHS notch
- 28 28. Film: the reason some of the past was in HD
2020
2020 · 28 episodes
2020
2020 · 28 episodes
- 1 1. Holograms, Lasers & Boredom; the CED's march towards eventual invention (CED Part 4)
- 2 2. Old-fashioned rice cookers are extremely clever
- 3 3. Race to the finish; RCA's final gamble (CED Part 5)
- 4 4. Brown; color is weird
- 5 5. Teleprompters are clever, simple, and also pretty neat
- 6 6. The Computer-free Automation of a Jukebox (Electromechanics)
- 7 7. The Selection Accumulator; a Jukebox's Brain
- 8 8. Chest Freezers; What they tell us about designing for X
- 9 9. Coffee Percolators: An Explanation and Roast
- 10 10. DVD+R and DVD-R; What was that about?
- 11 11. Fans; High is next to Off on purpose
- 12 12. Pulse Oximeters; An Amazing Use of Light
- 13 13. How to design an actually good toaster with lessons from the 1940's
- 14 14. The US electrical system is not 120V
- 15 15. Laptop Docks! They're pretty neat!
- 16 16. Cassette adapters are remarkably simple
- 17 17. Personal "air conditioners" aren't what they seem
- 18 18. The Impact Sprinkler - more clever than it seems!
- 19 19. A record player that can play CDs: The Fisher DAC-145
- 20 20. Retroreflectors; they're everywhere, and they cheat physics (sort of)
- 21 21. The touch lamp; a neat idea, and older than you'd think!
- 22 22. Electric car chargers aren't chargers at all – EVSE Explained
- 23 23. Forced-air Furnaces: The What, Why, and How
- 24 24. Camera Tech from 1971: Match-needle exposure meter
- 25 25. The Antique Microwave Oven that's Better than Yours
- 26 26. What exactly is the goop inside a lava lamp?
- 27 27. Bubble Lights: The Weirdest Christmas Light?
- 28 28. Detergent packs are kinda wishy-washy (Dishwashers Explained)
2021
2021
2022
2022
2023
2023
2024
2024
2025
2025 · 16 episodes
2025
2025 · 16 episodes
- 1 1. The clever feature that makes cheap heaters safe — and why they're actually dangerous
- 2 2. Algorithms are breaking how we think
- 3 3. Power is not energy: why the difference matters
- 4 4. Dehumidifiers are confusing. Here's why.
- 5 5. Closed captions on DVDs are getting left behind
- 6 6. The "standard" car charger is usually overkill—but your electrician might not know that
- 7 7. Induction lamps: fluorescent lighting's final form
- 8 8. VHS-C: when a lazy idea stumbles towards perfection
- 9 9. Desiccant dehumidifiers are fascinating... but not for everyone
- 10 10. Catalytic converters are simple, but getting them to work is not
- 11 11. Video projectors used to be ridiculously cool
- 12 12. I was right about dishwasher pods, and now I can prove it
- 13 13. This cassette player is built into an 8-track cartridge
- 14 14. My car charger can boil water really fast
- 15 15. It's the Christmas light video again - 2025 edition
- 16 16. I made my whole-home humidifier slightly less terrifying
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