Hardware

2048 readers

311 users here now

All things related to technology hardware, with a focus on computing hardware.

Rules (Click to Expand):

Follow the Lemmy.world Rules - https://mastodon.world/about
Be kind. No bullying, harassment, racism, sexism etc. against other users.
No Spam, illegal content, or NSFW content.
Please stay on topic, adjacent topics (e.g. software) are fine if they are strongly relevant to technology hardware. Another example would be business news for hardware-focused companies.
Please try and post original sources when possible (as opposed to summaries).
If posting an archived version of the article, please include a URL link to the original article in the body of the post.

Some other hardware communities across Lemmy:

Augmented Reality - [email protected]
Gaming Laptops - [email protected]
Laptops - [email protected]
Linux Hardware - [email protected]
Mechanical Keyboards - [email protected]
Microcontrollers - [email protected]
Monitors - [email protected]
Raspberry Pi - [email protected]
Retro Computing - [email protected]
Single Board Computers - [email protected]
Virtual Reality - [email protected]

Icon by "icon lauk" under CC BY 3.0

founded 2 years ago

MODERATORS

[email protected]

This smart lock never runs out of battery — because I shoot it with lasers (www.theverge.com)

submitted 2 days ago by [email protected] to c/[email protected]

7 comments fedilink hide all child comments

you are viewing a single comment's thread
view the rest of the comments

[–] [email protected] 12 points 2 days ago (1 children)

Last time I read about this about 2/3 of the energy of the laser disappeared during the conversion to electricity. Has that improved?

[–] [email protected] 11 points 2 days ago* (last edited 2 days ago)

Mor says Wi-Charge’s wireless power transfer efficiency is about 15 percent compared to a direct wired connection.
That’s not counting the energy used to power the transmitter’s Wi-Fi connection, status LEDs, and so forth.