PCM payload boundary
WAV PCM payload size calculator Plan the uncompressed sample payload while keeping WAV headers, metadata, and optional chunks outside the exact number.
Exact local arithmetic
PCM storage workspace lock No audio uploadDuration → size Storage → recording time
44.1k / 16 / stereo 48k / 24 / stereo 96k / 24 / stereo 48k / 32 / stereo 48k / 24 / 6 channels
Complete-frame result
PCM storage result content_copy Copy result Exact sample payload 1036800000 B 1.0368 GB · ≈0.965595245 GiB
Complete frames 172800000
Block alignment 6 B
Byte rate 288000 B/s
Bit rate 2304000 bit/s
Decimal storage 1.0368 GB
Binary storage ≈0.965595245 GiB
172800000 frames × 6 B = 1036800000 B
Frame counts and bytes remain exact integers. The ≈ sign appears only when a rational duration or unit conversion has a non-terminating decimal display.
PCM audio size WAV file size Audio recording time 44.1 kHz / 16-bit stereo 48 kHz / 24-bit audio 96 kHz / 24-bit audio