Interacoustics Callisto AC440 Instructions For Use Manual page 72

Callisto RETSPL-HL Tabel
Transducer
Impedance
Coupler
RETSPL
Speech
Speech Equ.FF.
Speech Non-linear
Speech noise
Speech noise Equ.FF.
Speech noise Non-linear
DD45 (G -G ) PTB-DTU report 2009-2010.
F C
TDH39 (G -G ) IEC60645-2 1997.
F C
DD65V2 (GF-GC) PTB-AAU report
DD450 (G -G ) ANSI S3.6 2018 and ISO 389-8 2004.
F C
HDA300 (G -G ) PTB report 2013.
F C
IEC Speech level IEC60645-2 1997 (acoustical linear weighting).
IEC Speech Equivalent free field level (G
weighting).
IEC Speech Not linear level 1 kHz RETSPL (DD45, TDH39, DD65V2, DD450, HDA300) and EAR3A, IP30,
B7 and B81 IEC60645-2 1997 (no weighting).
Transducer
Impedance
Coupler
Speech
Speech Equ.FF.
Speech Non-linear
Speech noise
Speech noise Equ.FF.
Speech noise Non-linear
White noise in speech
IEC Speech RETSPL
DD45 TDH39 DD65V2
10 Ω 10 Ω 10 Ω
6ccm 6ccm Artificial ear
RETSPL RETSPL
20.0 20.0 20
3.5 0.5 1.5
6.0 7.0 4.5
20.0 20.0 20
3.5 0.5 1.5
6.0 7.0 4.5
2018.
-G ) from IEC60645-2 1997 (acoustical equivalent sensitivity
F C
IEC Speech max HL
DD45 TDH39 DD65V2
10 Ω 10 Ω 10 Ω
6ccm 6ccm Artificial ear
Max HL Max HL Max HL
100 100 85
110 110 105
115 110 100
95 95 80
105 110 95
110 105 100
95 95 90
HDA200 HDA300 EAR3A
40 Ω 23 Ω 10 Ω
Artificial ear Artificial ear 2ccm
RETSPL RETSPL RETSPL
20.0 20.0
3.5 1.0
5.5 2.0 20.0
20.0 20.0
3.5 1.0
5.5 2.0 20.0
HDA200 HDA300 EAR3A
40 Ω 23 Ω
Artificial ear Artificial ear
Max HL Max HL Max HL
85 90
95 105
105 115
80 85
90 105
100 115
85 90
IP30 EAR5A
10 Ω 10 Ω
2ccm 2ccm Mastoid
RETSPL RETSPL RETFL
20.0 20.0
20.0 20.0
IP30 EAR5A
10 Ω 10 Ω 10 Ω
2ccm 2ccm 2ccm Mastoid
Max HL Max HL Max HL
95 95 100
90 90 90
85 85 85
B71 B81
10 Ω 12.5 Ω
Mastoid
RETFL
55.0 55.0
55.0 55.0
B71 B81
10 Ω 12.5 Ω
Mastoid
Max HL
60 60
50 50
55 60