Izotope Rx: Parallel processing and De-bleed for noise isolation

Demo summary
The demo shows an advanced workflow using RX Connect to create a 'clean' and 'dirty' stack, then using the De-bleed module to isolate noise from dialogue.
Step-by-step
- Send both the 'clean' and 'dirty' audio tracks to iZotope RX via RX Connect to create a stack
- Open the De-bleed module
- Select the cleaned-up track as the 'Bleed Source Track'
- Click Learn
- Click Render to isolate the noise from the dialogue
- Highlight the resulting track and use the Deconstruct module to lower the tonal aspect for more precision
Options
- Increase the reduction amount in De-bleed for more aggressive isolation
- Use AI tools for signal splitting instead of manual parallel processing
Watch out for
- The process may introduce artifacting that makes the track unsuitable for a final music and effects (M&E) delivery
Tips
- Isolate the 'nasties' (noise) onto their own track to gain maximum flexibility over the mix
- Use the Deconstruct module to specifically target and remove the 'beautiful baritone' of a voice from a noise profile
Highlights
“This gives you the most flexibility.”
All demos from “iZotope RX Advanced Tutorial: Dialogue Clean Up”
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40:052:22Parallel processing and De-bleed for noise isolationCurrentThe demo shows an advanced workflow using RX Connect to create a 'clean' and 'dirty' stack, then using the De-bleed module to isolate noise from dialogue.Izotope Rx· AI Audio Enhancer & Noise Reduction
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55:100:44Removing cicada noise with Spectral RepairThe demo shows how to use vertical interpolation in Spectral Repair to 'shotgun' cicada smears across the upper frequency bands.Izotope Rx· AI Audio Enhancer & Noise Reduction
1:06:140:57Dialogue boosting with Module ChainsThe demonstrator explains a 'Dialogue Boost' module chain that simultaneously attenuates noise and boosts gain to lift off-mic lines without raising the noise floor.Izotope Rx· AI Audio Enhancer & Noise Reduction- Watch “iZotope RX Advanced Tutorial: Dialogue Clean Up” →
AI Audio Enhancer & Noise Reduction
7:131:05Remove snare bleed using the De-bleed moduleThe user demonstrates the De-bleed module on a drum track, selecting the 'snare' profile and adjusting the percentage to reduce unwanted bleed from other instruments.White Sea Studio
3:200:30Fix audio clipping with iZotope RX 11 De-clipThe creator intentionally records a distorted, clipping audio signal and demonstrates how the RX 11 De-clip tool restores the audio quality.Danny Lightning Audio and Reviews
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5:170:46De-essing vocals with iZotope RX 11The user accentuates 's' sounds in a recording to demonstrate the effectiveness of the RX 11 De-esser in real-time.Danny Lightning Audio and Reviews
6:210:53Remove room reverb with iZotope RX 11 De-reverbThe creator records in a non-treated room and adjusts the De-reverb dial to show how much room echo the tool can remove.Danny Lightning Audio and Reviews
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16:121:20Generate clean room tone in iZotope RXThe editor shows how to create a usable loop of neutral room tone from noisy production audio by identifying small clean segments and pasting them over breaths and rustling sounds.iZotope, Inc.
17:361:37Isolate overlapping dialogue using spectral editingEvan Benjamin demonstrates removing an overlapping 'S' sound from one actor's track to allow a clean transition to a different take, using iZotope RX to surgically delete the unwanted vocal artifact.iZotope, Inc.
15:574:27Surgical click removal with iZotope RX De-clickThe demonstrator shows how to use the De-click module as a 'sniper rifle' to surgically remove specific ticks from a lavalier mic recording without softening consonants.Thomas Boykin
20:243:41Removing cloth rustle with Spectral RepairThe demo walks through using the Spectral Repair 'attenuate' function with low strength and feathered selections to reduce clothing noise while maintaining natural dialogue air.Thomas Boykin
25:051:43Frequency-specific noise reduction with Acon Digital Extract:DialogueBoykin demonstrates using the Acon Digital plugin within the iZotope RX utility menu to perform broadband noise reduction on specific frequency selections.Thomas Boykin
28:202:21Removing applause transients with Spectral RepairThe demonstrator uses the paintbrush tool and spectral repair to manually remove handclaps from a recording by targeting the transients in the spectrogram.Thomas Boykin
Izotope Rx