Just for the record and for future reference.
there is 2 tipes of avermedia and
chips
[ 2.981611] usb 3-1: dvb_usb
_af9035: prechip_version=83 chip_version=02 chip_type=9135
[ 2.991207] usb 3-1: dvb_usb_v2: found a 'Avermedia
A835B(1835)' in cold state
[ 2.999884] usb 3-1: dvb_usb_v2: downloading firmware from file 'dvb-usb-it9135-02.fw'
[ 3.102328] usb 3-1: dvb_usb_
af9035: firmware version=3.39.1.0
[ 3.108186] usb 3-1: dvb_usb_v2: found a 'Avermedia A835B(1835)' in warm state
[ 3.116954] usb 3-1: dvb_usb_af9035: [0] overriding tuner from 38 to 60
[ 3.125286] usb 3-1: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer
[ 3.135060] DVB: registering new adapter (Avermedia A835B(1835))
[ 3.155350] af9033 0-0038: firmware version: LINK 3.39.1.0 - OFDM 3.9.1.0
[ 3.162202] af9033 0-0038: Afatech AF9033 successfully attached
[ 3.168208] usb 3-1: DVB: registering adapter 1 frontend 0 (Afatech AF9033 (DVB-T))...
[ 3.185934] it913x 0-001c: ITE IT913X BX successfully attached
[ 3.206990] Registered IR keymap rc-it913x-v2
[ 3.211683] input: Avermedia A835B(1835) as /devices/platform/rdb/f0470300.ehci_v2/usb3/3-1/rc/rc0/input0
[ 3.221473] rc0: Avermedia A835B(1835) as /devices/platform/rdb/f0470300.ehci_v2/usb3/3-1/rc/rc0
[ 3.230314] usb 3-1: dvb_usb_v2: schedule remote query interval to 500 msecs
[ 3.237451] usb 3-1: dvb_usb_v2: 'Avermedia A835B(1835)' successfully initialized and connected
[ 3.246280] usbcore: registered new interface driver dvb_usb_af9035
[ 3.288017] EXT4-fs (mmcblk0p4): re-mounted. Opts: nodelalloc,data=journal
[ 3.678331] random: dd urandom read with 21 bits of entropy available
AVerTV AverTV Volar HD & HD PRO (A835) with chip
AF 9035
AVerMedia AVerTV AverTV Volar HD & HD PRO & Volar Green (A835B) with chip
IT913X
The drivers to install are diferent.
Hope it's usefull for you.