Phones clamped over mic, not a perfect seal degrading Low freq response. Notches in mag response associated with spikes in group delay may be due to acoustical resonances.
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Magnitude and
group delay using
pink sweep, driven
with Sony CD350 Headphones. Phones clamped over mic, not a perfect seal degrading Low freq response. Notches in mag response associated with spikes in group delay may be due to acoustical resonances. |
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Intermodulation distortion of reference path. Tones = 230hz and 280hz. |
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Intermodulation distortion of test path of Sony CD350 phones and Mic. Tones = 230hz and 280hz. |
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Intermodulation distortion of test path of AKG K240 phones and Mic. Tones = 230hz and 280hz. |