Interacoustics AD629 Gebrauchsanweisung Seite 542

AD629 RETSPL-HL Tabel
Transducer DD45
10 Ω
Impedance
Coupler 6ccm
RETSPL
Speech 18.5
Speech Equ.FF. 18.5
Speech Non-linear
Speech noise 18.5
Speech noise Equ.FF. 18.5
Speech noise Non-linear
White noise in speech
DD45 (G -G ) PTB-DTU report 2009-2010.
F C
TDH39 (G -G ) ANSI S3.6 2010.
F C
HDA280 (G -G ) PTB report 2004
F C
HDA200 (G -G ) ANSI S3.6 2010 and ISO 389-8 2004.
F C
HDA300 (G -G ) PTB report 2013.
F C
ANSI Speech level 12.5 dB + 1 kHz RETSPL ANSI S3.6 2010 (acoustical linear weighting)
ANSI Speech Equivalent free field level 12.5 dB + 1 kHz RETSPL – (G
weighting)
ANSI Speech Not linear level 1 kHz RETSPL ANSI S3.6 2010 (DD45-TDH39-HDA200-HDA300) and EAR 3A –IP30-CIR22/33- B71-
B81 12.5 dB + 1 kHz RETSPL ANSI S3.6 2010 (no weighting)
Transducer
Impedance
Coupler
Max HL
Speech
Speech Equ.FF.
Speech Non-linear
Speech noise
Speech noise Equ.FF.
Speech noise Non-linear
White noise in speech
ANSI Speech RETSPL
TDH39 HDA280
10 Ω 37 Ω
6ccm 6ccm Artificial ear
RETSPL RETSPL
19.5 20
15.5 21.5
6 7 7.5
19.5 20
15.5 21.5
6 7 7.5
21 22 22.5
ANSI Speech max HL
DD45 TDH39 HDA280
10 Ω 10 Ω 37 Ω
6ccm 6ccm 6ccm Artificial ear
Max HL Max HL
110 110 100
100 105 95
120 120 120
100 100 95
100 100 90
115 115 120
95 95 95
HDA200 HDA300 EAR3A
40 Ω 23 Ω 10 Ω
Artificial ear 2ccm
RETSPL RETSPL RETSPL
19 14.5
18.5 16
5.5 2 12.5
19 14.5
18.5 16
5.5 2 12.5
21.5 17 15
-G ) from ANSI S3.6 2010(acoustical equivalent sensitivity
F C
HDA200 HDA300 EAR3A
40 Ω 23 Ω 10 Ω
Artificial ear 2ccm
Max HL Max HL Max HL
90 100
85 95
110 120 110
85 95
80 95
105 120 110
90 100 95
IP30 EAR5A CIR22/33
10 Ω 10 Ω 68 Ω
2ccm 2ccm 2ccm
RETSPL RETSPL RETSPL
12.5 12.5 12.5
12.5 12.5 12.5
15 15 15
IP30 EAR5A CIR22/33
10 Ω 10 Ω 68 Ω
2ccm 2ccm 2ccm
Max HL Max HL Max HL
110 110 100
110 100 100
95 95 95
B71 B81
10 Ω 12.5 Ω
Mastoid Mastoid
RETFL RETFL
55 55
55 55
57.5 57.5
B71 B81
10 Ω 12.5 Ω
Mastoid Mastoid
Max HL Max HL
60 60
50 50
55 60