Vinyl Digital Blind Test

Today a friend visited me so i seized the occasion to perform a hardware blind test.
Vinyl digital blind test. I suspect the whole vinyl vs digital thing started in the early days of cds when for several reasons the quality of cd listening was nothing like it is today. Even the standard redbook cd 44khz 16 bit resolution has about a 26db advantage to vinyl with respect to dynamic range and at least a 40 50 db advantage in stereo separation as well as unmeasurable wow and flutter. Computer blind test like original vs mp3 i can do them alone with a program but for real vinyl vs cd blind tests i need someone to switch the source selector in my back. By every measure digital audio is superior to analog.
I imagine a well thought set up drummer in a good studio room test subject with good professional graded headsets etc. Taking both actual albums and track sales into account the equivalent of 243 5 million digital albums were sold last year compared to 165 4 million cds and 6 1 million vinyl records. Audio research ls 17 preamplifier. Linn sondek lp12 se akiva cartridge audio research ph 7 phono stage.
The difference is so small that i cant really tell in a blind test. This test measures your ability to see a pattern based on its color. Casual vinyl vs digital blind test 2003 03 30 22 56 45. The results were almost dead even for this recording which tells me the vinyl transfer was done very well to preserve the dynamic range of the digital recording.
But i have compared my ipod plugged into the aux input with the same track on the turntable. Depending on on which colors are seen the type and. The vinyl is a tad better to my ears but it comes with crackles and pops and the biggie i cannot carry every album i own around in my pocket. When a person has color blindness they are able to see some colors better than others.
By testing with different colors we are able to understand which colors you may have difficulty seeing. I know it may steer a bit too far from the core of my question but how about people listening to a drummer performance having to guess tell if a roland td 11kv drum set is being payed or one of the drum sets it aims to reproduce simulate. How color vision is tested.