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

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

©2026 Poal.co

1.3K

•

STICKY Megathread: Random observations about electronic devices

12

ᐊ page 9

210

•

The Secret Art Of Chip Graffiti - IEEE Spectrum

816

•

The Chip Collection - Chip Art Page 1, Smithsonian Institution

1.5K

•

A Field Guide To Transmission Lines

575

•

Hacker Dosed with LSD While Restoring Historical Synth

1

251

•

Replaced 3 capacitors in my computer speakers (OR, how I fight consumerism)

7

216

▶︎

•

Super Capacitor Rocket

3

136

▶︎

•

Making logic gates from transistors

1.3K

•

Engineer inc. SS-02 solder sucker with silicone tip. Just got one, 5 star rating from me. It sucks so hard you can hear it from the back of the board.

843

•

Researchers measure near-perfect performance in low-cost semiconductors

561

IMG

•

Some of the worst blown traces I have ever seen. Yikes! Control board for a pellet stove, apparently these things cost 4-600 dollars.

12

158

IMG

•

Local law firm wanted a solution to hide a usb thumb drive for sensitive document storage for under $1000. Think I could bill them $999?

14

1.1K

▶︎

•

Basic Electricity - Resistance and Ohm's law

5

143

▶︎

•

LED Basics

257

•

Electricity Basics: Resistance, Inductance and Capacitance

1.2K

▶︎

•

How To Make A Crystal Radio - No Batteries, No External Power

771

▶︎

•

Retro Tech: The Wire Recorder

939

▶︎

•

AT&T Archives: A Modern Aladdin's Lamp, about vacuum tubes,1940

1.1K

▶︎

•

The Transistor: a 1953 documentary, anticipating its coming impact on technology

764

ALBUM

•

Cheap 24 watt led grow light. Made out of mostly trash and stuff on hand minus the starfire LEDs and a picoPSU 80.

1

186

•

Dishwasher PCB cleansing. As requested.

1

964

IMG

•

LCD/webserver temperature and humidity monitor. Made it last night while 6 beers deep.

13

546

•

Electrical discharge machining uC thoughts.

4

805

•

I noticed a lack of an electronics sub. I have fixed that.

9

ᐊ page 9