Recent content by escksu

It would be better to connect an oscilloscope to the output of the amp and at the cable ends to get accurate results. Using mic is not accurate because its affected by speakers and even the mic itself and the room etc....

Not really. Cables do make a big big difference even for digital signals. Ideally, a cable will not alter the signal in anyway,. Unfortunately, this is impossible for our copper cables (maybe superconductors could). The resistance, inductance and capacitance, noise etc all affects the signal...