[Pete] wondered how real-time clock modules could be selling on eBay for $1.50 when the main component, the Maxim DS3231 RTC/TCXO chip, cost him more like $4 apiece. Could the cheap modules contain ...
Maker, designer and electronics engineer Hans Andersson has created a unique fibre-optic clock that comprises of six segments. Underneath each one is a strand of fiber optic filament powered by an ...
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