Precision Tone & Frequency Oscillator
Continuous 0.1Hz micro-stepped oscillator with real-time glowing FFT spectrum visualizer.
FFT OSCILLOSCOPE (2048 SAMPLES REALTIME)
Sample Rate: 48,000 Hz | 32-Bit Float0.0 ms1.14 ms (Single Period)5.0 ms
OSCILLATOR FREQUENCY
440.0Hz
MUSICAL PITCH
A4
±0.0 ct (Concert Pitch Standard)20 Hz (Sub)100 Hz (Bass)440 Hz (Mid)1 kHz (Ref)5 kHz (High)20 kHz (Limit)
-30.0 dBFS (50%)
Calibration Presets
Acoustic Band Diagnostic
Frequency Band:Midrange Standard (250 Hz - 2,000 Hz)
The core fundamental band for human speech, piano, and vocal intelligibility. Handled linearly by 99% of acoustic drivers.
Notice: Primary reference tuning zone (440Hz Concert A). Keep volume at comfortable speaking levels.
Verified Buying Guide 2026Affiliate Disclosure
Top 5 Studio Monitors with Flat 40Hz Bass
Yamaha HS8, Adam T8V & KRK Rokit tested for ultra-low distortion.