Mastering Audio for Video: Microphones, Gear, and Editing Techniques I've Learned

Summary:

This video details the creator's two-year struggle with inconsistent audio quality, despite his extensive experience. He shares his journey to overcome "audio PTSD" and achieve crisp, clear sound for his videos.

The speaker highlights the importance of good audio, stating that poor audio can ruin a video regardless of video quality.
He contrasts past audio setups like Sennheiser G2 packs and Zoom H4n with modern wireless mics and AI audio processing.
For on-the-go filming, the speaker recommends the Rode Video Mic Go 2 (or newer Helix Edition) for its quality, lack of battery requirement, and versatility (3.5mm/USBC). He stresses the need for a dead cat windscreen for outdoor use.
For studio recordings, he uses the Shure SM7B paired with a Cloud Lifter and a Sound Devices MixPre recorder.
The video then demonstrates five post-production steps in Adobe Audition:
1. Parametric Equalizer: Fine-tunes specific frequencies.
2. Compressor: Levels out audio, making it punchy and even.
3. Excite (Mastering Tab): Adds brightness and clarity.
4. Match Loudness: Standardizes volume across the clip.
5. Noise Reduction: Eliminates background hiss between words.
Finally, he proves these editing techniques can transform even phone-recorded audio into professional-sounding clips, emphasizing that expensive gear isn't always necessary for good results.

Rode Video Mic Go 2 for on-the-go audio [ 00:08:06 ]

Overcoming Audio Struggles [00:00:38] [00:03:30]

The creator shares his long-standing struggle with audio quality, referring to it as "audio PTSD" [00:01:21].
- He describes audio as being "abysmal" despite his experience [00:01:17].
- His frustration led him to prioritize resolving audio issues to avoid "friction" in his content creation workflow [00:02:51].
Emphasizes the critical role of good audio in video production [00:07:29].
- Poor audio can detract from even high-quality video, compelling storytelling, or advanced camera gear [00:07:35].

Evolution of Audio Recording [00:04:00]

Early days with wired setups:
- Used Sennheiser G2 packs which were prone to frequency interference in busy environments [00:04:15].
- Required tedious manual editing with pen tools to fix audio spikes [00:04:39].
The Zoom H4n era:
- Introduced the ability to record audio off-camera, improving flexibility [00:04:46].
- Involved a complex setup with multiple recorders and headphones for monitoring [00:04:51].
Modern Wireless Microphones:
- Praises advancements in small, wireless magnetic mics with noise cancellation [00:05:06].
- Acknowledges the saving grace of AI audio processing in difficult situations [00:05:15].

Recommended On-Camera Microphone: Rode Video Mic Go 2 [00:07:40]

Personal experience and recommendation:
- Inspired by Jesse Driftwood, who still uses older, reliable mics [00:07:41].
- Identifies the Rode Video Mic Go 2 as his favorite for on-camera use [00:07:57].
Key features and benefits:
- Affordable at approximately $150 Canadian [00:08:08].
- Does not require batteries, a significant advantage for convenience [00:08:13].
- Produces a richer, fuller sound compared to other mics like the Sennheiser MK400 [00:08:28].
- Offers versatile connectivity with 3.5mm for camera and USBC for computers (ideal for voiceovers or calls) [00:08:35].
Essential accessory:
- Recommends purchasing a "dead cat" windscreen separately for outdoor use, as foam windscreens are insufficient for wind protection [00:09:06].
  
  Rode Video Mic Go 2 for recording crisp, rich audio [ 00:08:46 ]

Studio Microphone Setup [00:10:23]

Primary microphone:
- Uses the Shure SM7B, a popular podcast microphone [00:10:26].
- Places it on a music stand to boom it over the sitting position, although he expresses dislike for unstable podcast mic stands [00:10:30].
Signal chain and accessories:
- The Shure SM7B connects to a Cloud Lifter [00:11:03].
  - A Cloud Lifter boosts the mic's signal without raising the noise floor, preventing background hiss when increasing volume in post-production [00:11:05].
- The signal then goes into a Sound Devices MixPre recorder [00:11:26].
  - This off-camera recorder provides high-quality recording.
Post-production workflow:
- Records audio separately and syncs it with camera footage in post-production, deleting the camera's scratch audio [00:11:54].

Post-Production Audio Editing Steps (Adobe Audition) [00:12:12]

Disclaimer: The creator emphasizes he is not an audio engineer but shares his practical, effective workflow [00:12:12].
Step 1: Parametric Equalizer [00:12:27]
- Described as fine-tuning specific frequencies, similar to adjusting individual colors in photo editing [00:13:01].
- He uses a consistent graph setting found through extensive research [00:12:44].
  
  Parametric Equalizer settings in Adobe Audition [ 00:12:33 ]
Step 2: Compressor [00:13:25]
- Levels out audio by reducing loud parts and increasing quiet parts [00:13:30].
- Creates a punchy and even tone [00:13:36].
  
  Compressor settings in Adobe Audition [ 00:13:33 ]
Step 3: Excite (Mastering Tab) [00:13:59]
- Adds artificial brightness, clarity, and "sparkle" to the audio [00:14:03].
- Primarily affects mid to high tones, giving a "crunchy" or "radio" sound [00:14:12].
Step 4: Match Loudness [00:14:22]
- Standardizes the volume of the entire audio clip [00:14:43].
- Uses LUF targets (e.g., for YouTube or broadcast TV presets) to ensure consistent loudness [00:14:28].
  
  Match Loudness settings in Adobe Audition [ 00:14:22 ]
Step 5: Noise Reduction [00:14:49]
- Eliminates background noise, creating silence between words [00:14:50].
- Involves capturing a "noise print" from a silent section of the clip and applying it to the entire audio [00:14:58].
  
  Noise Reduction process in Adobe Audition [ 00:15:02 ]

Applying Techniques to Phone Audio [00:15:26]

The creator demonstrates that these editing techniques can significantly improve audio recorded even on a smartphone [00:15:34].
He records a voiceover using an iPhone's voice memos app [00:15:42].
Applies the five post-production steps to the phone audio, proving it achieves a "passable" and professional sound without expensive gear [00:16:22].
Emphasizes that great audio doesn't require a vocal booth or numerous accessories [00:16:47].

Demonstrating phone audio recording for editing [ 00:15:42 ]