![Headphone outputs : lots of measurments and one ABX | Headphone Reviews and Discussion - Head-Fi.org Headphone outputs : lots of measurments and one ABX | Headphone Reviews and Discussion - Head-Fi.org](http://3141592.pio2001.online.fr/pictures/chaud7/20090613_nitri/001_impedances.png)
Headphone outputs : lots of measurments and one ABX | Headphone Reviews and Discussion - Head-Fi.org
![Archimago's Musings: MEASUREMENTS / MUSINGS: Headphone impedance, sensitivity, efficiency, and amplifier output impedance. (And a quick thought on Darko's "All You Need Is...") Archimago's Musings: MEASUREMENTS / MUSINGS: Headphone impedance, sensitivity, efficiency, and amplifier output impedance. (And a quick thought on Darko's "All You Need Is...")](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi4WPWQtJqJaIc5otawdwvkRlGcnknhwdnsE3VH3LeDqh9P4_L9wMFfMBlVz3CtK9dowahA38k-fRsdpTz85YoxZ5HJ9C3SUxaFjM4ZOETjXxojCKfyv-SWe23VVUPQnSVmDkVKcwol-90/s2048/All+Headphone+Impedances+LOG+Scale+-+Larger.png)
Archimago's Musings: MEASUREMENTS / MUSINGS: Headphone impedance, sensitivity, efficiency, and amplifier output impedance. (And a quick thought on Darko's "All You Need Is...")
![Archimago's Musings: MEASUREMENTS / MUSINGS: Headphone impedance, sensitivity, efficiency, and amplifier output impedance. (And a quick thought on Darko's "All You Need Is...") Archimago's Musings: MEASUREMENTS / MUSINGS: Headphone impedance, sensitivity, efficiency, and amplifier output impedance. (And a quick thought on Darko's "All You Need Is...")](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiKj3SZ4tg80zw2vGR6ygezSiO78Sibx15kYFQnFYPNP3BvEbXRyShyphenhyphenD8UH6B7uo2e8u3ZGeij_2n8f_Mzg8EK_kqbt9Zw8VbNHduTzAO08liXP6PNjUs490Ilz6yv19klSEb7bQLXSfUA/s1600/Polk+Ultrafit+200+Impedance.jpg)