Interacoustics Affinity Compact Instructions For Use Manual page 68

Speech reference equivalent threshold value for transducer
TRANSDUCER DD45 TDH39
Impedance 10 Ω 10 Ω
COUPLER 6ccm 6ccm
RETSPL RETSPL
Speech 18.5 19.5
Speech Equ.FF. 18.5 15.5
Speech Non-linear 6
Speech noise 18.5 19.5
Speech noise 18.5 15.5
Equ.FF.
Speech noise Non- 6
linear
White noise in 21
speech
DD45 (G -G ) PTB-DTU report 2009-2010.
F C
TDH39 (G -G ) ANSI S3.6 2018.
F C
DD65V2 (GF-GC) PTB-AAU report 2018.
DD450 (G -G ) ANSI S3.6 2018 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 2018 (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 2018 (DD45, TDH39, DD65V2, DD450, HDA300) and EAR 3A, IP30, B71 and
B81 12.5 dB + 1 kHz RETSPL ANSI S3.6 2018 (no weighting).
TRANSDUCER DD45 TDH39
Impedance 10 Ω 10 Ω
COUPLER 6ccm 6ccm
Max. HL Max. HL
Speech 110 110
Speech Equ.FF. 100 105
Speech Non-linear 120 120
Speech noise 100 100
Speech noise
100 100
Equ.FF.
Speech noise 115 115
Non-linear
White noise in 95 95
speech
D-0123234-D – 2020/05
Affinity Compact - Instructions for Use - EN
ANSI SPEECH RETSPL
DD65 v2 DD450
10 Ω 40 Ω
ARTIFICIAL EAR ARTIFICIAL EAR
RETSPL RETSPL
17 19
16.5 18.5
7 4.5 5.5
17 19
16.5 18.5
7 4.5 5.5
22 19.5 21.5
ANSI SPEECH MAX. HL
DD65 v2 DD450
10 Ω
ARTIFICIAL EAR ARTIFICIAL EAR
Max. HL Max. HL
100
95
110
95
90
105
95
HDA300 EAR3A
23 Ω 10 Ω
ARTIFICIAL 2ccm
EAR
RETSPL RETSPL
14.5
16
2 12.5
14.5
16
2 12.5
17 15
-G ) from ANSI S3.6 2018 (acoustical equivalent sensitivity
F C
HDA300
40 Ω 23 Ω
ARTIFICIAL EAR
Max. HL
90 100
85 95
110 120
85 95
80 95
105 120
90 100
IP30 B71 B71
10 Ω 10 Ω 10 Ω
2ccm MASTOI FOREHEAD
D
RETSPL RETFL RETFL
12.5 55 63.5
12.5 55 63.5
15 57.5 66
EAR3A IP30 B71 B71
10 Ω 10 Ω 10 Ω 10 Ω
2ccm 2ccm MASTO FOREHE
ID AD
Max. HL Max. HL Max. HL Max. HL
110 110 60 40
110 110 50 40
95 95 55 45
B81 B81
12.5 Ω 12.5 Ω
MASTOID FOREHEA
D
RETFL RETFL
55 63.5
55 63.5
57.5 66
B81 B81
12.5 Ω 12.5 Ω
MASTO FOREHEA
ID D
Max. HL Max. HL
60 50
50 40
60 50
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