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Tagged with impedance sensitivity
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Ideal headphones impedance/sensitivity for op-amp
The maximum output voltage of my audio source is 3 Vpp and the maximum output current of my amplifier (op-amp AD4075-2) is supposed to be 45 mA.
What would be the ideal impedance and sensitivity of ...
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How do I calculate sound pressure level (dB SPL) from headphones at a specific setting on my sound card?
I am using headphones with sensitivity 102 dB SPL / 1 Vrms with impedance of 300 ohms. For a particular volume knob setting on my sound card embedded with a headphone pre-amplifier, I would like to ...