John Mulcahy's latest activity
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John Mulcahy replied to the thread Requesting Information on How to Use REW Measurements to Determine if My Room Requires Acoustic Treatments.The RT60 graph can help show frequency bands where the decay times are long and may benefit from treatment. For advice on which... -
John Mulcahy replied to the thread FSAF (Fast subband adaptive filtering) measurement.They are his notes for his example, they are correct. No.
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John Mulcahy replied to the thread REW Beta Release REW API beta releases.No, it isn't possible for REW to do that. You could experiment with the effect of varying the right hand window on the Impulse graph...
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John Mulcahy replied to the thread HDMI Problem sync time.You can use the "Play dither before sweep" and "Fill silence with dither" options on the Measure dialog to see if that gets measurements...
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John Mulcahy replied to the thread Problem with high (jumping) input level when Calibrating sound card with Focusrite Scarlett 18i8.Monitoring is probably active, so the input is getting mixed back to the output creating a feedback loop. Need to ensure there's no...
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John Mulcahy replied to the thread rew spl level low error.Attach a measurement mdat file.
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John Mulcahy replied to the thread REW Beta Release REW API beta releases.Builds updated today (beta 60) with these changes: Added: API /alignment-tool/remove-delay endpoint to control the option to remove...
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John Mulcahy replied to the thread rew spl level low error.Both are warnings rather than errors. Measurement distortion may be high because the measurement spans a range where the source has...
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John Mulcahy replied to the thread REW Beta Release REW API beta releases.Because you are plotting the results as a percentage of the fundamental. If you change the Y axis type to SPL, for example, you can see...
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John Mulcahy replied to the thread Measurement distortion.You could try using Latencymon to see if there is some process causing issues. You could also try adding a "Run with priority" context...
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John Mulcahy replied to the thread Is it possible to display total RMS of a measurement?.In the Info dialog for a measurement you can see the "Data offset" that is added to convert dBFS to dB SPL and the input voltage that...
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John Mulcahy replied to the thread rew spl level low error.Did you hear the sweep play? Doesn't look to be any obvious sign of it in the captured data.
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John Mulcahy replied to the thread Difference in dBFS with a WebAudio Worklet.See the View preference "Full scale sine rms is 0 dBFS", which determines whether the rms level of a full scale sine wave is show as 0...
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John Mulcahy replied to the thread Strange font / typo in REW ... my fault?!.The font should be the system default. Font size can be changed in the View preferences. Aside: "typo" means spelling mistake.
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John Mulcahy replied to the thread REW Beta Release REW API beta releases.It does for me.