@[email protected] to [email protected]English • 4 months agoResearchers discover battery-free technology which harvests power from radio and Wi-Fi signals for low-powered deviceswww.tomshardware.commessage-square65fedilinkarrow-up1242file-textcross-posted to: [email protected]
arrow-up1242external-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 • 4 months agomessage-square65fedilinkfile-textcross-posted to: [email protected]
minus-square@[email protected]linkfedilinkEnglish6•4 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?!