I use a digital microscope with angle calibration.
I match bith levels as usual, to get same signal indication from both channels.
today I increase VTF from 1.75g to 1.90 and got 94,5degrees of SRA. Imho better sound, but now I am out of recommended VTF value
I match bith levels as usual, to get same signal indication from both channels.
today I increase VTF from 1.75g to 1.90 and got 94,5degrees of SRA. Imho better sound, but now I am out of recommended VTF value