Barn find Gilera Arizona 125

Huge BF109 3d printed with recycled PETG

Electrolytic Capacitor guts

DC adapter easy fix

Crystal frequency tester in kit

Homemade Z80 Computer

Missing voltage regulator? NO PROBLEM

Negative voltage circuit - ne555 chip

Trying to decap a MOSFET with a hand controlled CNC :-(

Home made SMPS - 12v to 300v DC with ne555

How to really clean a clogged 3d printer nozzle

Save Arduino with broken USB chip

MOSFET induction heater

Repair damaged cables with superglue

Only for nerds...TA7642 going on shortwave

TITANIC 3d printing PETG recycled plastic ships

Post Apocalypse FM Radio Receiver

Chinese fake camera piece of junk

CUBES, CUBES, calibration cubes printed in PLA (pink 0.4) vs Recycled PETG (0.6)

Hard disk teardown

How disassemble Ariete Xclean robot cleaner

Cheap transistors from China

IMPOSSIBLE TO MAKE? DOES IT WORK? testing my diy component tester

What's inside a car tire mini compressor

TITANIC compared to HINDENBURG scale 1:500 (3d printed with recycled PETG plastic)

SUPER SIMPLE 2 transistor LED flasher, works for months with a battery

Drive A4988 PWM with basic transistors

FILAMENT maker machine for 3d printer recycling PETG from water and soda bottles

STOP using regular hotend for filament maker machine ! cast your own

DON'T THROW AWAY! emergency repair led bulb diy