UA8890

Your little audio experience has told you wrong. So changing the Aiyima 07 amplifier to the Aiyima A80 will not expand the sound stage...

Please tell me, how did you objectively measure the expansion of the stage? With a tape measure? A ruler? And by how many meters or feet...

Right now the limit of the pa3s is the low output power, but according to what you said it's not a problem for you. the pa3s although...