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So it is no surprise that hams like [jmharvey] will build an antenna analyzer from a DDS module and an Arduino instead of dropping a few hundred dollars on a commercial unit.
Despite the name, Bluetooth Low Energy (BLE) has very little to do with the original Bluetooth, other than its use of the same 2.4 GHz frequencies. This is where [Dmitry] got the idea to use a 2.4 … ...
KeySweeper - covert Microsoft wireless keyboard sniffer using Arduino and nRF24L01+ If playback doesn't begin shortly, try restarting your device.
Someone has invented a way to add Wi-Fi to a standard Arduino Uno, by proposing a module that drops into the DIL socket normally reserved for the ATmega328 – it will not work with Unos that have a ...
The quintplexer module directs PCS and cellular signals from the same antenna without the need for switches and control logic. This eliminates the space, cost, and electrical loss of the switch ...
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