25:49

Simple DIY power supply + thermal drift compensation

17:05

InfiRay P2 Pro thermal camera

08:58

Building a Table from scrap wood, with minimum tools

18:52

Faulty 65W USB-C fast charger analysis and fix

16:04

Fnirsi SG-004A signal generator test and what's inside

16:15

IMRC module analysis and repair (Ford Focus ST170)

18:41

GVDA GD166B clamp meter test and teardown

22:15

Old bench power supply restoration (AUL210 from 1983) part 4

27:52

Old bench power supply restoration (AUL210 from 1983) part 3

14:31

Supercapacitor experiments (charge, discharge and self-discharge curves)

09:06

Dodgy night light with awesome instructions

19:36

Fnirsi S1 smart multimeter test and what's inside

18:07

433MHz RF wireless modules from eBay (transmitter and receiver)

12:08

The dark side of supercapacitors

03:29

WTF display

13:46

Vintage Hand Air Pump Restoration

26:38

Old bench power supply restoration (AUL210 from 1983) part 2

08:27

Testing a supercapacitor

11:44

My new website - Calculator for electronics

27:38

Old bench power supply restoration (AUL210 from 1983)

13:43

Dangerous USB phone chargers 15

14:48

FNIRSI 110 MHz handheld oscilloscope test and teardown

24:19

DIY 1 - 15V bench power supply

11:01

Fnirsi FNB58 USB tester

12:26

DIY webcam spectrometer - IR filter removal, spectra measurements

18:04

Building a DIY spectrometer

09:36

Sleep Ray Lamp

05:33

Let's blow some fuses!

05:24

Small DIY sleep LED

19:28

Building a Sleep Lamp (blue-free circadian LED)

05:59

Big dodgy LED from eBay

18:09

FNIRSI Wall Scanner - test and what's inside

17:06

FNIRSI Radiation Detector - unboxing, test, teardown

07:57

Dangerous USB phone chargers 14 (a 4-port 3A charger with a switch)

16:28

Flat CRT experiments and waveforms

07:44

Fixing a Broken Laptop Hinge

18:16

Video door-phone with flat CRT (pre-LCD tech)

09:06

A charger that won't shock you?

12:49

What's inside a SYNCHROSCOPE and how does it work

06:14

V2 electromagnetic piston engine model from Stirlingkit

11:15

Dangerous USB phone chargers 13 (BAD vs. GOOD)

19:26

DIY intercom (+ random thoughts on overcomplicated technologies) - unedited

17:47

DIY digital thermometer with MIN/MAX

16:28

DIY transformer, inductor and capacitor in-circuit ring tester

03:19

Homemade SMD to DIP adapter

17:45

4.7W insect zapper from Lidl - test, teardown, experiments

25:59

DIY bench power supply with adjustable current limit

27:18

Building a linear bench power supply

47:30

Soviet radio restoration, explaining a superhet, ratio detector, AFC, IF, image frequency

22:00

ESR meters and electrolytic capacitors

12:19

Apple 10W USB charger failure analysis and repair

13:23

Transistor tester comparison, test and box assembly

24:36

Transistor tester test and analysis

37:50

Power factor meters - how do they work, teardown, experiments

10:37

DIN rail electricity meter repair and what's inside

18:56

What's inside a UPS

12:37

Dodgy CFL-style LED in a funny box

14:30

Build your own LCD clock with date and thermometer

30:21

Wattmeters - what's inside, how do they work

22:02

DIY alarm clock with date, timer, stopwatch and digital speed adjustment