09:11

The Best DIY Radio bug

02:14

DIY 11Ah Li–Ion Battery for UPS

07:01

DIY BIG Li-Ion Battery For Electric Scooter

04:01

DIY BIG 18V Makita Battery (3d printing)

03:58

DIY Makita 18V Universal Power Charger

10:23

DIY 0-30V/0-5A Lab Power Supply. Part 1

18:32

The Coolest DIY Semi-Automatic Welder

06:09

DIY Powerful LiFePo4 Battery

10:14

This thing will extend the life of your battery!

03:43

Homemade Battery For DJI INSPIRE

06:28

DIY BEST Laptop Power Bank 67.000mAh

09:48

What can be done from an old laptop?

05:23

DIY 12V 24Ah LI-ION Battery Pack

18:16

TEC 41- 18 Kilo Bulgarian monster from the times of socialism.

08:53

The CUTEST Power Supply in USSR - IPS-1

08:33

Got a cool package with goodies

14:05

DIY correct LI-Ion battery

18:40

160kW Induction Heater ! - Repair ( Part 2 )

18:44

160kW INDUCTION HEATER!

16:53

B5-47 - USSR Bench Power Supply

19:43

What is IGBT transistors

07:09

Restoration of a GERMAN Cordless Screwdriver

11:24

Everyone needs this device ! Battery CAPACITY meter for a penny

17:46

Make a Welding Machine no worse than the factory one

11:43

What can be made from 500 capacitors ?

10:34

How to make Powerful Car Battery Charger

16:01

A Day in the Life of a Radio Amateur

14:52

AMAZING old devices from FLEA market

12:48

I bought a BULGARIAN MONSTER at a flea market

16:35

STEALING FROM CHINA - Again!

11:18

TOP simple circuits for probes + PCB

15:36

DIY Power Inverter 12 - 220 V 50Hz - a great tutorial

14:15

Powerful DIY Tesla Coil | Transformer

10:04

How to make HIGH quality PCBs at home

09:43

Power bank - 80 level

11:10

IRON MASK - a unique soldering iron

10:00

Invention of student years ....

15:17

REDO device from FLEA market

13:53

BEST Car battery charger | Free Gerber, PCB and Circuit

11:36

RETRO TECHNOLOGIES! Electronics in 1941

16:43

MAGLite 6D Flashlight upgrade

14:38

300W class D power amplifier

12:32

Flea Market. New Amazing findings

13:35

What can be made from an old microwave oven

18:31

How to increase the POWER of ATX Power Supply

12:35

STEALING FROM CHINA - on a LARGE scale!

09:35

DIY Spot Welding Controller

11:41

You havn't seen this! The most UNUSUAL transistors of the USSR

22:08

STRANGE device of the Third Reich!

19:19

The STRANGEST soldering iron and more!

12:04

TOP simple PCB projects on ONE Transistor

12:21

DIY AMAZING car Subwoofer

08:07

How to make Car Power Subwoofer | Amplifier

12:36

DIY High Power XENON Flashlight

10:53

AMAZING voltage regulator (Еlectronic LATR)

11:08

DIY 300W HI-FI power amplifier

11:48

DIY 12-220 50Hz power inverter (mod sine wave)

11:34

STEALING FROM CHINA ! Step by step

31:01

Reverse engineering 12-220 Power Inverter

11:29

HIGH POWER car battery charger