All things electronic, but mostly aimed at DIY is | Poal: Say what you want.

Welcome • User Guide
ToS • Privacy • Canary
Donate • Bugs • License

©2025 Poal.co

931

•

STICKY Megathread: Random observations about electronic devices

12

ᐊ page 6 ᐅ

1.2K

▶︎

•

Gravity compensation and Spherical robot joint with AK60-6 actuator [12:50]

814

▶︎

•

SWITCHES - The Secret Life of Components, a series of guides for designers and makers - Episode 4 [32:31]

375

▶︎

•

Umbratek Actuator: Low Backlash, High Torque for reasonable price [12:29]

1.4K

▶︎

•

FreeCAD Export to KiCAD [05:36]

817

•

Observations SD card reader by brand “entryx” sometimes automatically reconnects, then reading speed drops from 20 to 3 MB/s until reinserting memory card.

914

•

2015 Medion 64GB USB 3.0 vs. 2015 Hama 16GB USB 2.0 same-priced flash drive comparison: Hama flash storage is a scam by definition.

7

1.4K

▶︎

•

Torching A Computer (While It's Running) [12:01]

1

1.2K

•

Some cheap “garbage” from China might just work fine.

4

719

•

Pololu - Understanding Destructive LC Voltage Spikes

1

783

•

Article: I bought a 9,000,000mAh power bank from eBay, and I got what I deserved

3

1.1K

•

Some really tiny USB-C boards - MangoGeek dual serial USB board and Ant2 LiPo Charger

1.3K

•

Tech tips Samsung fast charging hack: Manually applied elevated voltage might significantly speed up charging during operation.

20

417

[deleted]

•

What is the main difference between 3 and 4 wire addressable RGB LED ribbons?

10

653

•

PinePower 120W desktop power supply features display, USB PD, QC 3.0 and wireless charging

6

236

▶︎

•

Experiments Can static KILL your PC? (ft. Electroboom) [20:57] - Linus Tech Tips

962

•

"Why do many laptops run on 19 volts?"

4

1.4K

•

The Design of the Roland Juno synthesizer oscillators

20

319

[deleted]

•

Connecting batteries in parallel... with threaded steel rod?

2

1.0K

▶︎

•

Shocking Things With 300 9 Volt Batteries! [18:31] [108 volts on a PC fan]

423

▶︎

•

Fun with a few 9V batteries. (244 of them) [07:10] [series circuit] [2011-09-28]

926

▶︎

•

Videos promote short-circuit batteries for use as hand warmers. Some morons probably do it. | Title: 10 Life Hacks To Make Life Easier [03:43]

1.3K

▶︎

•

[2016] ASAP Dash review: 5000mAh battery, 15 minute charge. For realz!?! [02:25] - Btekt

435

•

Observations The stopwatch feature of some armwatches does not show the milliseconds again after overturning at 24 hours

4

1.3K

▶︎

•

Cassette adapters are remarkably simple [09:32]

939

•

Interesting facts about electronics

2

ᐊ page 6 ᐅ