Please cut and paste (or provide a screenshot of) this data when asking for help.
SDR(type: 'rtlsdr' address: '001:005', serial: '00000040', purpose: 'other-0', gain: '', biastee: False)
SDR(type: 'rtlsdr' address: '001:004', serial: '118136', purpose: 'other-1', gain: '', biastee: False)
SDR(type: 'rtlsdr' address: '001:003', serial: '00001090', purpose: '1090', gain: 'autogain', biastee: False)
total used free shared buff/cache available Mem: 3.8Gi 914Mi 237Mi 72Mi 2.9Gi 2.9Gi Swap: 3.8Gi 0B 3.8Gi
Filesystem Size Used Avail Use% Mounted on udev 1.7G 0 1.7G 0% /dev tmpfs 1.9G 70M 1.9G 4% /run /dev/mmcblk0p2 29G 3.6G 24G 14% / tmpfs 1.9G 0 1.9G 0% /dev/shm tmpfs 5.0M 16K 5.0M 1% /run/lock /dev/mmcblk0p1 510M 65M 446M 13% /boot/firmware
top - 04:49:18 up 13:21, 0 user, load average: 0.08, 0.15, 0.22 Tasks: 295 total, 1 running, 293 sleeping, 0 stopped, 1 zombie %Cpu(s): 14.3 us, 14.3 sy, 0.0 ni, 71.4 id, 0.0 wa, 0.0 hi, 0.0 si, 0.0 st MiB Mem : 3847.3 total, 236.4 free, 914.8 used, 2943.6 buff/cache MiB Swap: 3847.3 total, 3847.3 free, 0.0 used. 2932.5 avail Mem