MSF - loud thump noise when adjusting some FX parameters from zero to something
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Sampleconstruct Sampleconstruct https://www.kvraudio.com/forum/memberlist.php?mode=viewprofile&u=191286
- KVRAF
- Topic Starter
- 16805 posts since 12 Oct, 2008 from Here and there
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MeldaProduction MeldaProduction https://www.kvraudio.com/forum/memberlist.php?mode=viewprofile&u=176122
- KVRAF
- 14339 posts since 15 Mar, 2008 from Czech republic
PerfectSampleconstruct wrote: Sat Aug 10, 2019 11:57 am Yes, thanks for fixing the flanger, works fine now.
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Sampleconstruct Sampleconstruct https://www.kvraudio.com/forum/memberlist.php?mode=viewprofile&u=191286
- KVRAF
- Topic Starter
- 16805 posts since 12 Oct, 2008 from Here and there
Will do.MeldaProduction wrote: Sat Aug 10, 2019 12:00 pmPerfectSampleconstruct wrote: Sat Aug 10, 2019 11:57 am Yes, thanks for fixing the flanger, works fine now.. Feel free to tell me about other cases of this "optimizations go wrong"
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- KVRist
- 460 posts since 25 Jan, 2016
I do not know if this is the same complaint that Sampleconstruct initially made but I noticed an odd spike in volume when using a modulator. I removed as much as possible before submitting this here.
The above is a MDelayMB patch with all values in the Band and Tap settings at their default value with the exception of the Right offset being modulated by Mod 1 using a Saw shape. Preset selector B has the same Mod 1 using a Sine shape.
When activating the Mod 1 using Preset A on an empty track (no sample or VST routed to the mixer track and without hitting play in an empty project) a volume spike occurs after about 15 - 20 seconds. This does not appear to happen with the same settings while using Preset B (Sine shape modulator).
In my attempts to try and narrow things down, the spike does not seem to occur with a smaller range set in Mod 1 (I began setting the Mod 1 to move the offset from -0.1 to 0.1 and increased the values until I noticed the spike. The spike also occurs if the Sync rate of Mod 1 is moved in either direction.)
Can anyone verify that this occurs on other systems?
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In my attempts to try and narrow things down, the spike does not seem to occur with a smaller range set in Mod 1 (I began setting the Mod 1 to move the offset from -0.1 to 0.1 and increased the values until I noticed the spike. The spike also occurs if the Sync rate of Mod 1 is moved in either direction.)
Can anyone verify that this occurs on other systems?
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MeldaProduction MeldaProduction https://www.kvraudio.com/forum/memberlist.php?mode=viewprofile&u=176122
- KVRAF
- 14339 posts since 15 Mar, 2008 from Czech republic
Yes, this one is related to the positive/negative left/right delays, which I'm afraid is the way it is.

