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1.4K
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STICKY
Megathread: Random observations about electronic devices
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Learn more?
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Cassette adapters are remarkably simple [09:32]
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Connecting batteries in parallel... with threaded steel rod?
2
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Voltage Boost Circuit / Bootstrapping [04:14]
708
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Kris Slyka Builds a Working Analog TV Transmitter From an STM32 and "Almost No [Other] Parts" - Hackster.io
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437
IMG
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Minimum voltage applied to a super-bright LED [2048x1400 - 375KB]
972
IMG
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Picked up a cheap Philco transistor radio at the show today. [3024x4032 - 971KB]
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This Device Made Phone Calls Cheaper! [Ringway Manchester] [08:22]
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Capacitors - Dielectric Absorption
632
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Umbratek Actuator: Low Backlash, High Torque for reasonable price [12:29]
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Experiments
Extreme Speed Record Player - PhotonicInduction
846
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Archive of the Dick Smith Electronics Catalogue 1987 1988 : Internet Archive
428
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Observations
SD card reader by brand “entryx” sometimes automatically reconnects, then reading speed drops from 20 to 3 MB/s until reinserting memory card.
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TIL there's a whole IGBT thing I was totally unaware of: Bi polar tran sister
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TESLA Lanskroun Tantalum Capacitors History
1
274
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Why blow out a candle with your lungs when you can build an electronic ionic thruster circuit to do it?
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333
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KiCad 6 and STM32 PCB Design Full Tutorial - Phil's Lab #65 [1:40:06]
534
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SWITCHES - The Secret Life of Components, a series of guides for designers and makers - Episode 4 [32:31]
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ESP32 + PCB Antenna Hardware Design Tutorial - Phil's Lab #90 [34:06]
145
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Everything is Better: GaN vs Silicon Power Supplies [ElectrArc240] [31:14]
123
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as promised, a doodle from the supernote [1404x1872 - 73KB]
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Sennheiser Sells Off Its Consumer Brand
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Breaking In a Power Supply (Overloading Electronics) - DanTheAwesomeMan
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The nerdy guts of lasers
615
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Ferroelectric Transistors for Homomorphic Encryption - IEEE Spectrum
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![Minimum voltage applied to a super-bright LED [2048x1400 - 375KB]](https://poal.co/static/images/44da2928b8b163a3.jpg){kind=link}
![Picked up a cheap Philco transistor radio at the show today. [3024x4032 - 971KB]](https://poal.co/static/images/MRkE6R.jpg){kind=link}
![as promised, a doodle from the supernote [1404x1872 - 73KB]](https://poal.co/static/images/61P7Tw.png){kind=link}