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Author Topic: DAC Filter Impulse Response  (Read 1385 times)

Tranquility Bass

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DAC Filter Impulse Response
« on: March 08, 2021, 10:43:41 PM »
Test Methodology:

In this test we excite the DAC with a 1KHz impulse train at -3dBFS and observe the impulse response on a scope for each of the seven different reconstruction filters available in the DAC settings menu.

Test Results:


Conclusion:

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Tranquility Bass

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1: Fast roll-off, linear phase filter
« Reply #1 on: March 08, 2021, 10:45:12 PM »




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Tranquility Bass

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2: Slow roll-off, linear phase filter
« Reply #2 on: March 08, 2021, 10:46:08 PM »


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Tranquility Bass

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3: Fast roll-off, minimum phase filter
« Reply #3 on: March 08, 2021, 10:46:36 PM »


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Tranquility Bass

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4: Slow roll-off, minimum phase filter
« Reply #4 on: March 08, 2021, 10:47:04 PM »



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Tranquility Bass

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5: Apodizing, fast roll-off, linear phase filter
« Reply #5 on: March 08, 2021, 10:47:34 PM »




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Tranquility Bass

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6: Hybrid, fast roll-off, minimum phase filter
« Reply #6 on: March 08, 2021, 10:47:53 PM »


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Tranquility Bass

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7: Brickwall filter
« Reply #7 on: March 08, 2021, 10:48:11 PM »


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