Both the rPI and the Tuner are in the HUB connectet to the PI. (With the extention USB, is this a problem? not for the Windows Laptop) On the TVheadend interface still this:
Hardware
Device path:
/dev/dvb/adapter0
Device name:
Auvitek AU8522 QAM/8VSB Frontend
Host connection:
USB (480 Mbit/s)
Frequency range:
54000 kHz - 858000 kHz, in steps of 62 kHz
Status
Currently tuned to:
327,012 kHz
Services:
0
Muxes:
157
Muxes awaiting initial scan:
130
Signal Strength:
0%
Bit Error Rate:
0/s
Uncorrected Bit Errors:
0/s
I let the mux runn completely now:
Loglevel debug: enabled
Jul 04 16:11:46.018 dvb: "297,012 kHz" on adapter "Auvitek AU8522 QAM/8VSB Frontend", status changed to No signal
Jul 04 16:12:02.005 dvb: "/dev/dvb/adapter0" tuning to "753,000 kHz" (Initial autoscan)
Jul 04 16:12:06.018 dvb: "753,000 kHz" on adapter "Auvitek AU8522 QAM/8VSB Frontend", status changed to No signal
Jul 04 16:12:22.005 dvb: "/dev/dvb/adapter0" tuning to "477,000 kHz" (Initial autoscan)