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Listing ID: x402:0627608c81674f8d0ce3a0b6404775cde4bf34fa1f22fb865e8f96de4ee56b41

Room mode frequencies (axial, tangential, oblique) for a rectangular room, plus Schroeder frequency from RT60.

Listing ID: x402:2fe309e4d9db55747d5ac88f5364c5cdac44cd1b701fac1f61bb5e1d21084b7e

Frequencies, cents and ratios of the 12 notes in equal, 5-limit just, Pythagorean or quarter-comma meantone tuning.

Listing ID: x402:505037dc6053424d8687b7c91f3fa244b5367d416f720b643053137cac0c83ba

Add, average or subtract sound levels in dB: total of several sources, N identical sources, or background-corrected level.

Listing ID: x402:54ad8dd8f532edd6c208d2db9f458da70a2070fb17a5dabd684e085e98d1857a

Audio buffer size to latency in ms (one way and round trip) at a sample rate, or the buffer needed for a latency target.

Listing ID: x402:6465abbd7a3aaa4a49144468287dfc543191df7726094a054fe3ba3b1871ae9b

Dynamic range, levels and smallest step for a PCM bit depth, theoretical SNR, and the bit depth needed for a dB range.

Listing ID: x402:65986167fa1cc2b47184d2071167a4205a39079f9602b4474986dbd9e4820720

Convert between linear amplitude and dBFS, and get the RMS level and crest factor of a sine, square, triangle or sawtooth.

Listing ID: x402:73c446fbf7892068b346c4b2ddc8e2d08d79c1f924fd98b799ac7a528b0e7cac

Speed of sound in air at a temperature, wavelength and period for a frequency or the reverse, with delay per metre.

Listing ID: x402:9b53ebd4c1c98a491a8a9f85c5a2040b8a4dead36021d71bb1c1df7f7302c2dd

Sound level at another distance (inverse-square law; line sources fall 3 dB per doubling), or the distance for a level.

Listing ID: x402:b296e8d903e8cc563104f6d3cdc9d8c69802f88735bec1c5d114c9657fe15bba

Convert a frequency ratio (3:2) to cents and semitones or back, name just and Pythagorean intervals and commas, apply to Hz.

Listing ID: x402:e2c6196f63762679f4f326a57c312ec5ef7285594321ac6934bcb0554c34c76b

Loudness maths: gain to a LUFS target or platform, resulting true peak vs ceiling, or combining segment loudness.

Listing ID: x402:f5ac714378d88fce49bb10806cc72a4322d5ad0980d0ddc685513d4435c4c2dd

Audio file size from bitrate and duration, or the bitrate or duration it implies; PCM size from rate, depth and channels.

Listing ID: x402:fc87b9bb77ae20c102b96a4103d64c29bf40ab6c2fde957947a3fcb3800ebabb

Nyquist frequency for a sample rate, plus the alias frequency and samples per cycle of a tone, and the guard band above 20 kHz.