A BLUETOOTH RADIO IN 0.18 UM CMOS ... isolates the radio from the baseband. In the design, all sensitive circuits are balanced and have a high common-mode rejection and a low commonmode to ...
A teardown shows the Galaxy S25 Ultra S Pen has a circuit board for Bluetooth like its predecessor, but it’s empty.
In a previous episode of Hackaday, [Rich Olson] came up with a new no-etch circuit board fabrication method. And now, he’s put it to the test: building an nRF52 Bluetooth reference design ...
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