Solfeggio tone
174Hz
The lowest tone of the extended Solfeggio set — low, wide and often described as a settling, foundational hum.
174 Hz · sine
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About this frequency
174 Hz is catalogued here as a solfeggio tone. The lowest tone of the extended Solfeggio set — low, wide and often described as a settling, foundational hum. In modern listening practice it is commonly interpreted through the themes below — cultural readings rather than measured effects.
Where it comes from
174 Hz belongs to the three lower tones added to the six-tone Solfeggio set popularised in late twentieth-century sound-healing literature. It has no documented use in medieval chant notation.
What's happening acoustically
At 174 Hz the tone sits in the lower-mid register, close to the F below middle C. Perceived 'heaviness' at this range is largely a function of pitch and body resonance rather than any specific property of the number itself.
Nearby frequencies
396Hz
Solfeggio tone
The first tone of the classic Solfeggio set, traditionally linked with releasing fear and returning to solid ground.
- Root chakra
- Liberation from fear
432Hz
Musical tuning
An alternative concert pitch, eight hertz below the modern standard, described by listeners as warmer and less bright.
- Harmony with nature
- Heart-centred listening