sudo dd bs=4M if=/dev/sdb of=raspbian.img
https://www.raspberrypi.org/documentation/linux/filesystem/backup.md
/dev/sdb – път до sd картата на Raspberry Pi
sudo dd bs=4M if=/dev/sdb of=raspbian.img
https://www.raspberrypi.org/documentation/linux/filesystem/backup.md
/dev/sdb – път до sd картата на Raspberry Pi