EM Spectrum
Microwave Oven
2.5 GHz
Cosmic Octave Color
Derived visible color (467 nm)
Display swatch #2299ff
Octave-shifted: 18.7 kHz (-17 octaves)
EstablishedPhysical Measurement
Evidence Level
Established
Source Count
1
Last Reviewed
March 23, 2026
Directly measured, standardized, or well-supported in mainstream scientific or technical literature.
This entry documents a measurable or standardized frequency reference. The atlas is a research and practice guide, not a medical diagnostic instrument.
Review the evidence modelStandard microwave oven frequency (2.45 GHz). Causes water molecules to rotate, generating heat. Same ISM band as WiFi.
Wavelength
0.1 μm
Claim Type
Physical Measurement
Cosmic Octave Color
Derived visible color (467 nm) · #2299ff
Source
Engineering
Sources
Optics and Physics References
1 atlas references
Used for visible-light wavelengths, electromagnetic ranges, and general physics conversions.
Optics, physics, and electromagnetic-spectrum references.
Nearby in the Atlas
Entries within ±35 cents of this tone when reduced to the same octave — candidates for pairing or comparison.
D0Musical Frequencies
18.35 Hz+9.1¢
D3Musical Frequencies
146.83 Hz+9.4¢
D4Musical Frequencies
293.66 Hz+9.4¢
D5Musical Frequencies
587.33 Hz+9.5¢
D6Musical Frequencies
1.2 kHz+9.5¢
D7Musical Frequencies
2.3 kHz+9.5¢
microwaveem-spectrum