$ dmesg | grep -i dvb
[   11.349113] dvb-usb: found a 'Pinnacle PCTV 72e' in cold state, will try to load a firmware
[   11.373392] dvb-usb: downloading firmware from file 'dvb-usb-dib0700-1.20.fw'
[   11.984138] dvb-usb: found a 'Pinnacle PCTV 72e' in warm state.
[   11.993557] dvb-usb: will pass the complete MPEG2 transport stream to the software demuxer.
[   12.008146] DVB: registering new adapter (Pinnacle PCTV 72e)
[   12.331572] usb 1-1.2.1: DVB: registering adapter 0 frontend 0 (DiBcom 7000PC)...
[   12.610355] input: IR-receiver inside an USB DVB receiver as /devices/platform/soc/3f980000.usb/usb1/1-1/1-1.2/1-1.2.1/rc/rc0/input3
[   12.626121] rc0: IR-receiver inside an USB DVB receiver as /devices/platform/soc/3f980000.usb/usb1/1-1/1-1.2/1-1.2.1/rc/rc0
[   12.640801] dvb-usb: schedule remote query interval to 50 msecs.
[   12.648544] dvb-usb: Pinnacle PCTV 72e successfully initialized and connected.
[   12.659336] usbcore: registered new interface driver dvb_usb_dib0700
[   55.352879] usb 1-1.2.1: DVB: adapter 0 frontend 0 frequency 0 out of range (45000000..860000000)