Audio Guides & Resources
Comprehensive guides to help you master tone generation. From speaker testing to instrument tuning, explore expert techniques and best practices.
How to Test Headphones
The complete 5-minute check: channels, imaging, polarity, frequency reach, distortion, and Bluetooth latency.
How Loud Is Too Loud?
Decibels decoded: the 85 dB rule, safe exposure times for concerts and headphones, and protecting the hearing you have.
Tune a Guitar by Ear
Three methods that actually work - reference tones, the 5th-fret chain, and harmonics - built on hearing beats disappear.
Best Sounds for Sleep
White, pink, and brown noise, nature soundscapes, and binaural beats compared honestly - plus the two-night test to find yours.
Audio Frequencies Explained
The complete 20 Hz - 20 kHz guide: what lives in each band, how it sounds, and how to EQ it - from sub-bass to air.
Metronome Practice Guide
The slow-practice ladder, subdivision switching, gap click, and off-beat click - timing techniques that actually stick.
Tinnitus Masking Sounds
Which noise actually helps with ringing ears, how to find your tinnitus frequency, and the red flags that mean see a doctor.
Home Theater Calibration
Placement, phase, balance, subwoofer crawl, room modes, and lip-sync - a full calibration with free test tones in about an hour.
Ear Training for Beginners
A 4-week practice plan for recognizing intervals, chords, and tempo by ear - 10-15 minutes a day with free tools.
Binaural Beats Guide
How binaural beats work, the brainwave ranges (delta through gamma), and how to use them for focus, relaxation, and sleep.
Audio Frequency Chart
The full 20 Hz - 20 kHz spectrum explained: sub-bass to brilliance, instrument ranges, and common test frequencies.
How to Test Your Hearing at Home
Complete guide to testing your hearing at home with free online tools, age-based ranges, and when to see an audiologist.
Speaker Testing Guide
Learn how to properly test your speakers and headphones using different frequencies and waveforms to ensure optimal performance.
Instrument Tuning Guide
Reference frequencies for tuning various instruments, from guitars and pianos to violins and wind instruments.
Understanding Waveforms
Explore the characteristics and applications of different waveforms including sine, square, sawtooth, and triangle waves.
Coming Soon
We're working on more guides to help you get the most out of our tone generator. Check back soon for:
- Binaural Beats & Meditation
- Room Acoustics Testing
- Sound Healing Frequencies
- Audio Production Tips