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Joule Thief Filament
can this supports A2DP or other audio profiles.
Thanks. Hope http://elm-chan.org/works/heco/report_e.html will help you to implement pf with arduino in advance measurements.
RC Delta Plane With Kfm3 Airfoil
Can you suggest simple antenna for SDR I am searching them for a while but none seems to be portable and useful, other than Discone, but they need to be very large to be used.
Thanks for sharing, can you suggest good DIY antenna for SDR's.
Thanks a lot for your reply, have you ever tried any? Some more designs will be helpful, I was looking for one with wide band coverage.
Tools & Materials
Design Sketching Class
Thanks for sharing but hows the accuracy mainly from spo2 part.
Arduino All-In-One Remote