[bigshot]

No, impedance and sensitivity and power. If you match that properly, every amp you use will have the same balanced response.

 

[xand]

No, impedance and sensitivity and power. If you match that properly, every amp you use will have the same balanced response.

How do you match these, say for focal utopia.

 

[bigshot]

How do you match these, say for focal utopia.

Here you go... Warning: It involves math. That's why I avoid doing it unless I have to!
https://www.head-fi.org/threads/headphone-amp-impedance-questions-find-the-answers-here.607282/

 

[xand]

Here you go... Warning: It involves math. That's why I avoid doing it unless I have to!
https://www.head-fi.org/threads/headphone-amp-impedance-questions-find-the-answers-here.607282/

I could just - pick the highest impedence at all frequencies, and lowest sensitivity at all frequencies, and check power required for say 115 db?

 

[bigshot]

You should post your question to that thread. Folks there are more knowledgeable about this than I am.