JOE DIRT® said:
thats why I use my alpine 7939 with digital output.....just a preamp headunit and a better Dac than the reference 7909 unit
what made the 7909 a "reference" unit was the resulting piece after the upgrades were made to it
the only alpine units i'd personally use are:
7930
7939
7940
7949
7969
7909