Uploaded June 2022 | Updated September 2026, 2 weeks ago

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This is an aggressive Pro Audio Subwoofer Test signal sequence consisting of a variety of tones, sweeps and musical notes used for tuning and calibrating sound systems.

Scope view and frequency display.

All signals are -6db 192K 24 bit uncompressed WAV files when uploaded. Left and right are identical.

00:00 Musical notes descending 98hz to 20.60hz
00:17 Sweep ascending 20-100hz
00:22 Sweep descending 100-20hz
00:27 Sweep ascending 20-60hz
00:31 Sweep descending 100-20hz
00:36 Slow, med and fast warble 20- 80hz
00:45 Slow, med and fast warble 20-45hz
00:53 Sweep ascending 20-100hz
00:58 Musical notes descending 98-18.35hz
01:27 Frequency bursts 20hz-90hz in 10hz increments
01:43 Tones 90hz-20hz




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