Audio Quality Tips for Perfect Transcription
Professional recording techniques to maximize transcription accuracy and get the best results from your audio files
Microphone Placement & Setup
Optimal Distance
- ✓6-12 inches: Optimal distance for clear audio without breath sounds
- Less than 4 inches: Creates plosive sounds and distortion
- More than 18 inches: Picks up room noise and reduces clarity
Multi-Speaker Setup
✅ Best Practice
Central microphone equidistant from all speakers
- • Equal distance for all speakers
- • Speaker identification works better
- • Consistent audio levels
❌ Avoid
Microphone too close to one speaker
- • Uneven volume levels
- • Harder speaker separation
- • Reduced accuracy for distant speakers
Background Noise Reduction
Critical Impact
Background noise can reduce transcription accuracy by up to 30%. Even small improvements make a big difference.
Common Noise Sources & Solutions
Air Conditioning / Fans
High ImpactConstant low-frequency hum that interferes with voice recognition
Traffic & Street Noise
Medium ImpactVariable noise that can mask speech at unpredictable moments
Echo & Reverb
High ImpactHard surfaces create sound reflections that confuse AI transcription
Optimal Recording Settings
Recommended Technical Settings
Sample Rate
Standard CD quality, perfect for speech recognition
Bit Depth
Sufficient dynamic range without large file sizes
Format
Uncompressed format preserves all audio detail
Channels
Single channel reduces file size, perfect for speech
💡 Pro Tip: Recording Levels
Aim for consistent levels between -6dB and -12dB peak. This provides headroom while maintaining clear signal strength.
Pre-Recording Checklist
Quality Impact
Following these audio quality tips can improve your transcription accuracy by 15-25%.
Ready to Get Perfect Transcription Results?
Apply these audio quality tips and experience the difference professional recording techniques make in your transcription accuracy.