@[email protected] to [email protected]English • 11 months agoResearchers discover battery-free technology which harvests power from radio and Wi-Fi signals for low-powered deviceswww.tomshardware.comexternal-linkmessage-square68fedilinkarrow-up1246cross-posted to: [email protected]
arrow-up1246external-linkResearchers discover battery-free technology which harvests power from radio and Wi-Fi signals for low-powered deviceswww.tomshardware.com@[email protected] to [email protected]English • 11 months agomessage-square68fedilinkcross-posted to: [email protected]
minus-square@[email protected]linkfedilinkEnglish6•11 months agoI remember making a crystal diode radio with my dad as a kid. You can still buy kits for those.
I remember making a crystal diode radio with my dad as a kid. You can still buy kits for those.
From Radio Shack?!