Of all the electrical signals generated by the human body, those coming from the heart are probably the most familiar to the average person. And because it’s also quite simple …read more (https://hackaday.com/2023/08/27/card-io-is-a-credit-card-sized-open-source-ecg-monitor/)

Hackaday Links: August 27, 2023
https://hackaday.com/2023/08/27/hackaday-links-august-27-2023/

We mentioned last week how robotaxi provider Cruise was having a no-good, very bad week, after one of their driverless taxis picked a fight with a semi, and it was …read more (https://hackaday.com/2023/08/27/hackaday-links-august-27-2023/)

The Briny Depths Give Wine An Edge, But How?
https://hackaday.com/2023/08/27/the-briny-depths-give-wine-an-edge-but-how/

Though Hackaday scribes have been known to imbibe a few glasses in their time, it’s fair to say that we are not a wine critic site. When a news piece …read more (https://hackaday.com/2023/08/27/the-briny-depths-give-wine-an-edge-but-how/)

When Does Impedance Matching a PCB Trace Become Unavoidable?
https://hackaday.com/2023/08/27/when-does-impedance-matching-a-pcb-trace-become-unavoidable/

Input impedance plottet as a function of trace impedance for trace lengths of 1/10, 1/16 and 1/20 of a wavelength. (Credit: Baltic Labs)
" data-medium-file="https://hackaday.com/wp-content/uploads/2023/08/PCB_Trace_Length_Impact_Trace_Impedance.png?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2023/08/PCB_Trace_Length_Impact_Trace_Impedance.png?w=800">A common joke in electronics is that every piece of wire and PCB trace is an antenna, with the only difference being whether this was intentional or not. In practical …read more (https://hackaday.com/2023/08/27/when-does-impedance-matching-a-pcb-trace-become-unavoidable/)

Take a PEEK at this 3D Printer
https://hackaday.com/2023/08/28/take-a-peek-at-this-3d-printer/

Normally, when you think of PEEK in 3D printing, you think of a part made of PEEK, suitable for lower-temperature plastics. [ND-3D] has a different idea: printing with PEEK. You …read more (https://hackaday.com/2023/08/28/take-a-peek-at-this-3d-printer/)

The Healing Touch of Magnetic Tentacles in Photothermal Lung Cancer Therapy
https://hackaday.com/2023/08/28/the-healing-touch-of-magnetic-tentacles-in-photothermal-lung-cancer-therapy/

Close-up of a magnetic tentacle robot next to a phantom bronchiole (Credit: University of Leeds)
" data-medium-file="https://hackaday.com/wp-content/uploads/2023/08/magnetic_tentacle_robot_next_to_bronchiole.jpg?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2023/08/magnetic_tentacle_robot_next_to_bronchiole.jpg?w=800">Of the body’s organs, the lungs are among the trickiest to take a biopsy and treat cancer in, both due to how important they are, as well as due to …read more (https://hackaday.com/2023/08/28/the-healing-touch-of-magnetic-tentacles-in-photothermal-lung-cancer-therapy/)

Review: WAINLUX K8, a Diode Laser That’s Ready to Work
https://hackaday.com/2023/08/28/review-wainlux-k8-a-diode-laser-thats-ready-to-work/

Rarely a week goes by that some company doesn’t offer to send us their latest and greatest laser. You know the type — couple of aluminum extrusions, Class 4 diode …read more (https://hackaday.com/2023/08/28/review-wainlux-k8-a-diode-laser-thats-ready-to-work/)

PCB Toaster Oven Solders Your Boards
https://hackaday.com/2023/08/28/pcb-toaster-oven-solders-your-boards/