デバイスドライバ
ラズパイに接続
lsusb
...
Bus 001 Device 005: ID 0bda:2832 Realtek Semiconductor Corp. RTL2832U DVB-T
...
cd ~
sudo apt install git cmake libusb-1.0-0-dev build-essential
git clone https://git.osmocom.org/rtl-sdr
cd rtl-sdr/
mkdir build
cd build/
cmake ../
make
sudo make install
sudo cp ../rtl-sdr.rules /etc/udev/rules.d/
sudo ldconfig
sudo rmmod rtl2830
sudo rmmod rtl2832
echo "blacklist dvb_usb_rtl28xxu" | sudo tee /etc/modprobe.d/blacklist-rtl28xxu.conf
sudo reboot
rtl_test -t
Found 1 device(s):
0: Realtek, RTL2832U, SN: 00001000
Using device 0: Generic RTL2832U
Found Rafael Micro R820T tuner
Supported gain values (29): 0.0 0.9 1.4 2.7 3.7 7.7 8.7 12.5 14.4 15.7 16.6 19.7 20.7 22.9 25.4 28.0 29.7 32.8 33.8 36.4 37.2 38.6 40.2 42.1 43.4 43.9 44.5 48.0 49.6
[R82XX] PLL not locked!
Sampling at 2048000 S/s.
No E4000 tuner found, aborting.