Maico MA 42 Operating Instructions

Operating Instructions MA 42
Operating_Instructions_8100460-6_MA42_e_15a 58 8100460-6 1/15
Calibration values and Max Levels: Headphone TDH39
Coupler IEC 60318-3, Force 4-5 N, ANSI and IEC
Frequency
[Hz]
Tone RETSPL
dB re 20µPa
NBN RETSPL
dB re 20µPa
Max Tone
[dBHL]
Max NBN
[dBHL]
125
45.0
49.0
90
75
250
25.5
29.5
110
95
500
11.5
15.5
120
110
750
7.5
12.5
120
110
1000
7.0
13.0
120
110
1500
6.5
12.5
120
110
2000
9.0
15.0
120
110
3000
10.0
16.0
120
110
4000
9.5
14.5
120
110
6000
15.5
20.5
120
110
8000
13.0
18.0
110
100
Signal
IEC60645-2
RETSPL
IEC Max Level
[dBHL]
ANSI S3.6
RETSPL
ANSI Max Level
[dBHL]
Speech
20.0
110
19.5
110
SN
20.0
110
19.5
110
WN
0.0
110
0.0
110
Calibration values and Max Levels: Headphone Holmco 8103
Coupler IEC 60318-3, Force 4-5 N, ANSI and IEC
Frequency
[Hz]
Tone RETSPL
dB re 20µPa
NBN RETSPL dB
re 20µPa
Max Tone
[dBHL]
Max NBN
[dBHL]
125
39.5
43.5
90
80
250
25.0
29.0
105
95
500
18.5
22.5
110
100
750
13.5
18.5
120
105
1000
12.0
18.0
120
110
1500
10.0
16.0
120
110
2000
9.5
15.5
120
110
3000
9.0
15.0
115
110
4000
9.0
14.0
110
110
6000
19.5
24.5
100
110
8000
20.0
25.0
100
110
Signal
IEC60645-2
RETSPL [dBSPL]
IEC Max Level
[dBHL]
ANSI S3.6
RETSPL [dBSPL]
ANSI Max Level
[dBHL]
Speech
20.0
110
24.5
110
SN
20.0
110
24.5
110
WN
0.0
110
0.00
110

Maico MA 42 Specifications

General

Brand	Maico
Model	MA 42
Category	Medical Equipment
Language	English