Compare calculators
Both calculators run independently β change the inputs on either side to compare results.
Music
EQ Frequency Calculator
Find the target frequency after shifting a center frequency by a given number of semitones or octaves. Essential for EQ matching, filter placement, and harmonic tuning in mixing and mastering.
Fill in the required fields to see your result.
Music
Note Frequency Calculator
Converts any MIDI note number into its precise pitch frequency in Hz using A4 = 440 Hz reference tuning. Essential for synthesizer tuning, audio programming, and understanding the physics of musical pitch.
Fill in the required fields to see your result.
Key differences
| EQ Frequency Calculator | Note Frequency Calculator | |
|---|---|---|
| Category | Music | Music |
| Inputs required | 2 | 1 |
| Result | Target Frequency (Hz) | Frequency (Hz) |
| What it does | Find the target frequency after shifting a center frequency by a given number of semitones or octaves. Essential for EQ matching, filter placement, and harmonic tuning in mixing and mastering. | Converts any MIDI note number into its precise pitch frequency in Hz using A4 = 440 Hz reference tuning. Essential for synthesizer tuning, audio programming, and understanding the physics of musical pitch. |