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Amazing 19th Century Tech - The Galvanometer

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BINA-VIEW: The Rarest And Most Complicated Digital Display Of All Time!

27:03

Comprei 4 Sinclair ZX Spectrums - Vamos tentar consertá-los!

16:35

Extremely Rare Edge-Lit Fruit Machine Display

42:24

Repairing The Sony DT-30 Television Snooze Box

15:44

My Dad's Mysterious Sound Conditioner

18:23

Building circuits the hard way. An introduction to freeform electronics

24:41

Shaving Compact Discs to improve the sound (?!)