Reference Equivalent Threshold Values For Transducers; Impedance - Frequencies And Intensity Ranges - Interacoustics AA222 Instructions For Use Manual

AA222 Instructions for Use – US

5.2 Reference equivalent threshold values for transducers

5.2.1

Impedance - Frequencies and intensity ranges

AA222 Maximums IMP
TDH39
Center Reading
Freq. Tone NB
[Hz] [dB HL] [dB HL] [dB HL] [dB HL] [dB HL]
125 85 65
250 105 90
500 120 105
750 120 110
1000 120 110
1500 120 110
2000 120 110
3000 120 110
4000 120 110
6000 120 100
8000 110 100
10000
WB - 120
LP - 120
HP - 120
CIR EARtone 3A / IP30 IPSI
Reading Reading
Tone NB Tone
95 90 100
110 105 110
115 110 115
120 110 120
120 110 120
120 110 120
120 110 120
120 110 120
115 105 120
100 95 115
90 90 90
- 120 -
- 120 -
- 120 -
Reading
NB Tone NB
[dB HL] [dB HL] [dB HL] [dB HL]
90 70 60
100 85 75
110 100 85
110 100 85
110 105 90
110 110 90
110 105 90
110 95 90
105 100 85
100 85 80
95 80 75
120 - 105
120 - 110
120 - 105
Page 72
DD45
Reading
Tone NB
[dB HL]
85 65
105 90
120 105
120 110
120 110
120 110
120 110
120 110
120 110
110 100
110 100
120
-
120
-
120
-