Williams Sound PKT D1 - Manual (Page 24)

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COUSTIC
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PECIFICATIONS
Typical values (ANSI S3.22-1987)
Lightweight headphone, HED 021: (with 6cc coupler)
Test Tone High Tone Mid Tone Low
SSPL90 124.3 dB 124.8 dB 124.8 dB
HF Avg (SSPL90) 120.7 dB 120.6 dB 120.5 dB
HF Avg full on gain (50 dB) 46.9 dB 44.9 dB 41.0 dB
Ref test gain 43.7 dB 43.6 dB 41.5 dB
Wide range headphone, HED 026: (with 6cc coupler)
Test Tone High Tone Mid Tone Low
SSPL90 121.4 dB 125.3 dB 124.8 dB
HF Avg (SSPL90) 119.5 dB 120.7 dB 120.9 dB
HF Avg full on gain (50 dB) 45.6 dB 44.8 dB 41.2 dB
Ref test gain 42.5 dB 43.7 dB 41.7 dB
Mini earphone single, EAR 013: (with 2cc coupler)
Test Tone High Tone Mid Tone Low
SSPL90 123.8 dB 124.0 dB 123.2 dB
HF Avg (SSPL90) 118.7 dB 118.6 dB 118.6 dB
HF Avg full on gain (50 dB) 44.7 dB 44.2 dB 38.9 dB
Reftest gain 41.7 dB 41.6 dB 39.2 dB
MAN131D_PKTD1EH 5/13/08 2:22 PM Page 24