Uploaded August 2026 | Updated September 2026, 1 week ago

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Amazing what you find on old hard drives. This may be the only technical related video recorded by me before the EEVblog. The original µWatch, the world's first DIY scientific calculator watch using off the shelf parts.
It also played chess using a PWM of the mono display to give black and "white". I used to sell it as a kit.

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