Operating Instructions MA 50
Geba_MA50_Fe_11a.doc
23 851 406/2 11/11
Calibration values:
Insert phone Eartone 3A (optional)
Frequency [Hz]
Reference equivalent threshold
sound pressure level
sound damping
ISO 389 - 2
with Coupler IEC 126
[dB] (re 20
Pa
)
ANSI S3.6-1
with Coupler HA-2
[dB] (re 20
Pa
)
[dB]
125
26
26
32.5
250
14
14
36
500
5.5
5.5
37.5
750
2
2
-
1000
0
0
36.5
1500
2
2
-
2000
3
3
33
3000
3.5
3.5
-
4000
5.5
5.5
39.5
6000
2
2
-
8000
0
0
42.5
Standard accessories:
1 air conduction receiver Telephonics TDH 39
1 bone conduction receiver Radio Ear B 71
1 patient response switch
1 power cord
1 pad of audiogram paper (50 sheets)
Optional accessories: Insert phone
Part No. 4790
audiogram paper (50 sheets) Part No. 1162-417
Summary of Contents for MA 50
Page 1: ...Operating Instructions MAICO MA 50...
Page 2: ......
