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ICHIKEN Engineering has 519 000 YouTube subscribers and 16 720 700 views across the 90 videos we track, counted Sep 17, 2026.
CIO Domestic Charger Crowdfunding "Starts Tomorrow" | [CIO Domestic Charger Project 05]
We've almost solved the overheating issues with our Japanese-made CIO charger prototype [CIO Japa...
I discovered an interesting thermal management component!! Conducts heat, not electricity. 【Therm...
I broke my air conditioner, so I'm going to fix it myself
Resistor Manufacturers Assemble!! Exploring Each Company's Strengths Through Interviews 【TECHNO-F...
Does PCB Artwork Change EMI Radiation Noise? 【Techno-Frontier 2026 Ichiken Lounge】
I Custom-Built Apps for These Smart Glasses and They’re Way Better Than Expected【Rokid Smart AI G...
[Is Chinese tech spec inflation a scam?] Teardown review of an electric air duster from Amazon
I Bought a Data Center GPU on AliExpress... How Is It Different from a Regular Graphics Card? NVI...
How my AI-designed circuit board worked on the first try
I Outsourced Everything: AI Designed My PCB in 2 Hours.
Trying Out the New Budget-Friendly Industrial PLC from Arduino 【Arduino Opta】
Is Daiso’s $880 Yen GaN 30W USB Charger Worth Buying?
I took apart the new Anker charger with a display, and the internals have evolved to an insane le...
「効率いいから発熱も少ないはず」が通じなかったUSB充電器【STABILIST 65W】
A review of the "Arduino Nano R4," which was released without me noticing. [Goodbye Mini-B]
Testing the CIO's prototype USB charger!! Heat generation was higher than expected, requiring a r...
世界一低性能な1ビットCPUをASIC化してチップから自作! そしてオーバークロックしました
I went to a factory in China to prototype our "Made in Japan" charger [CIO "Made in Japan" Charge...
[Mysterious Metal Case] What is this thing on the circuit board?
Exposing Semiconductors and Electronic Components! The Fascinating World of Components Seen Throu...
Does it have any meaning? The ferrite core attached to the power cable.
CIO and Ichiken Team Up to Create a "Made-in-Japan USB Charger" [CIO Made-in-Japan Charger Projec...
What is the 'Hybrid Inverter,' the savior of solar power systems that drastically reduces electri...
Wireless charging: "Qi was too big." What will become of NFC charging, the savior for ultra-small...
Will it surpass the PX-280, the temperature-controlled soldering iron that was a massive hit on A...
What is this strangely shaped coil? Let's explain conical inductors.
Building a supercomputer with seven Raspberry Pis. What's the performance like?
[WARNING] These are not ordinary batteries. Nickel-zinc batteries are not for everyone.
The heart of the Honda e:HEV - Disassembling the CR-V inverter
[Serious Test] The World's First Water-Cooled Smartphone | Limitations and Possibilities Revealed...
What happens when you connect three of these insane mini workstations from a mini PC manufacturer...
I tried making an operational amplifier from a semiconductor circuit [Open Source Semiconductors]
When I took apart the noise suppression parts, I was shocked to find that they were ground loop s...
Apparently a new USB charger with zero standby power consumption has been released, so we took it...
"Is this a Raspberry Pi?" I tried out the Raspberry Pi 500+ with a built-in keyboard
What about USB oscilloscopes? Let's test it with a real USB oscilloscope [PicoScope]
Why can it beat GaN? Revealing the "mysterious technology" of ADAMON 65W [USB charger teardown re...
Will an "aluminum" USB charger cool down?
"Arduino Uno Q, isn't it already a microcontroller?" Engineers are abuzz about the true nature of...