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Coustic, Pecifications, Nglish – Williams Sound PKT D1 User Manual

Page 24

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24

E

NGLISH

A

COUSTIC

S

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