Interacoustics Callisto Manual De Instrucciones página 390

Callisto RETSPL-HL Tabel
Transducer
Impedance
Coupler
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 2018.
DD450 (G -G ) ANSI S3.6 2018 and ISO 389-8 2004.
F C
HDA300 (G -G ) PTB report 2013.
F C
Norway Speech level IEC60645-2 1997+20dB (acoustical linear weighting).
Norway Speech Equivalent f ree f ield level (G
weighting).
Norway Speech Not linear level 1 kHz RETSPL (DD45, TDH39, DD65V2, DD450, HDA300) and EAR 3A,
IP30, B71 and B81 IEC60645-2 1997 +20dB (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
Norway Speech RETSPL
DD45 TDH39 DD65V2
10 Ω 10 Ω 10 Ω
6ccm 6ccm Artificial ear
RETSPL RETSPL RETSPL
40.0 40.0 40
3.5 0.5 1.5
6.0 7.0 4.5
40.0 40.0 40
3.5 0.5 1.5
6.0 7.0 4.5
-G
F
Norway Speech max HL
DD45 TDH39 DD65V2
10 Ω 10 Ω 10 Ω
6ccm 6ccm Artificial ear
Max HL Max HL Max HL
80 80 65
110 110 105
115 110 100
75 75 60
105 110 95
110 105 100
95 95 90
DD450 HDA300
40 Ω 23 Ω
Artificial ear Artificial ear
RETSPL RETSPL
40.0 40.0
3.5 1.0
5.5 2.0
40.0 40.0
3.5 1.0
5.5 2.0
) f rom IEC60645-2 1997 (acoustical equivalent sensitivity
C
DD450 HDA300
40 Ω 23 Ω
Artificial ear Artificial ear
Max HL Max HL
60 70
90 105
105 115
55 65
85 105
100 115
80 90
EAR3A IP30 EAR5A
10 Ω 10 Ω 10 Ω
2ccm 2ccm 2ccm
RETSPL RETSPL RETSPL
40.0 40.0 40.0
40.0 40.0 40.0
EAR3A IP30 EAR5A
10 Ω 10 Ω 10 Ω
2ccm 2ccm 2ccm
Max HL Max HL Max HL
75 75 80
70 70 70
85 85 85
B71 B81
10 Ω 12.5 Ω
Mastoid Mastoid
RETFL RETFL
75.0 75.0
75.0 75.0
B71 B81
10 Ω 12.5 Ω
Mastoid Mastoid
Max HL Max HL
40 40
30 30
55 60