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

1.3K

•

STICKY Megathread: Random observations about electronic devices

12

ᐊ page 3 ᐅ

292

•

Frequency and voltage manipulation

25

663

•

What are your thoughts on PCB design software

6

790

•

We all know software is inherently insecure but did you know electronics isn't any better?

1

472

•

TIL people rename electronic components like switching power supplies to transformers.

10

1.2K

IMG

•

SIze differences in old vs. new parts. [4032x3024 - 814KB]

4

857

▶︎

•

Watch electricity hit a fork in the road at half a billion frames per second [26:29]

536

•

Researchers measure near-perfect performance in low-cost semiconductors

856

•

A Field Guide To Transmission Lines

241

•

Electricity Basics: Resistance, Inductance and Capacitance

1.4K

•

An Off-The-Grid Instant Messaging Plattform

1

195

[deleted]

ALBUM

•

@sporkulon Here are the pics of the VandyVape Pulse's PCB you asked me to get for you a while back

400

•

Working on a vacuum tube device and ran across an unusual issue.

12

1.4K

•

$166 Mustool MT13S thermal imager doubles as multimeter

1.3K

•

Overburning CD-RW experience: Disc speeds up towards the end when played back using old audio CD player!

12

417

•

Observations Observation: The audio inputs (white and red) of old CRT televisions can be used without needing a video (yellow) signal, while newer TVs usually require a video signal for the audio inputs to be activated at all.

4

200

▶︎

•

Self-Soldering Circuits [08:15]

4

1.0K

IMG

•

Got these great capacitors for sale cheap - Great value! [650x500 - 60KB]

9

1.4K

▶︎

•

Build a Burning Laser from an Old DVD Burner [12:52]

510

•

What is Meshtastic?

309

•

TouchTone555: An Analog Synth with a 555 Timer - Hackster.io

4

384

•

Tech tips Mobile phone overheating from fast charging? Put it on a portable USB fan.

5

328

•

A 100-Year-Old Electronic Musical Instrument Brought Back To Life

2

1.1K

•

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

6

825

▶︎

•

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

1.1K

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

ᐊ page 3 ᐅ