@gimmeheadroom Thank you! Happy to know that there is no danger of damage. The gain switch and volume knob both change the decibel value, so one may expect that setting a gain 3 is equivalent to setting at gain 2 but with the volume knob raised, but this seems not be the case: in the first case...

Hi! I'm using a Sennheiser HD 660 S driven by FiiO K5 Pro. (Btw, I'm a total noob) K5 Pro has a gain switch that allows to increase decibels. At gain 1 there is an increase of +0 dB, gain 2 is +6 dB and gain 3 is +10 dB. I noticed that, when I'm at gain 3 I can hear a more detailed sound than at...

Hi, I'm evaluating the purchase of a DAC to be coupled with Sennheiser HD 660 S headphones. The price target is 300 € max. At the moment I'm thinking of buying iFi Nano iDSD Black Label. Do you think there is a better choice? I'm looking for a DAC which: Has support for MQA (Tidal); Has a...