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Audio Calc: dB Level Summation & Background Subtraction
x402
Audio Calc: dB Level Summation & Background Subtraction is a paid API for AI agents from audio-calc.x402tookit.com, paid per call via x402, $0.02/call, status unknown (last checked 2026-10-29).
Calculates the combined, averaged, or background-corrected sound level in dB from multiple sources or identical sources.
Price / call$0.02
Success—
StatusUnknown
How this service works
Add, average or subtract sound levels in dB: total of several sources, N identical sources, or background-corrected level.
Output
Returns the computed total dB level, average dB, loudest dB, the dB increase over a single source, the calculation mode used, a plain-language summary, and a disclaimer about assumptions. Null fields indicate values not applicable to the chosen calculation mode.
Example use cases
Combining multiple machine noise levels
“I have three machines in my factory floor measuring 72 dB, 68 dB, and 75 dB — what's the combined sound pressure level in dB?”
N identical speakers on a stage
“If I have 8 identical speakers each rated at 90 dB, what's the total SPL I should expect when they're all running?”
Subtracting background noise from measurement
“I measured a total level of 78 dB in a room, but the background noise is 70 dB — what's the actual level of just the source after background correction?”
Technical details
Endpoint
GEThttps://audio-calc.x402tookit.com/db-sum?utm_source=zero.xyzWhen to prefer
Use this endpoint when you need acoustically correct dB addition, averaging, or background subtraction — not simple arithmetic. It handles the logarithmic nature of decibel math automatically. Prefer it over generic calculators when working with SPL, noise surveys, or multi-source audio setups where linear addition would give wrong results.
Side effects
- Missing required 'levels' or 'count' parameter returns an error
- Non-numeric or malformed comma-separated levels string causes a parse failure
- Count out of range (below 2 or above 100000) may be rejected
- Providing background level higher than total level produces a physically meaningless result
- Network or payment authorization failure returns HTTP 402 or 5xx
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Tags
x402
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