Interacoustics AD629 Instructions D'utilisation page 161

Speech
External signal
AD629 - Instructions d'utilisation - FR
Frequency Response:
(Typical) Frequecy
125-250
TDH39
250-
(IEC 60318-3
4000
Coupler)
4000-
6300
125-250
DD45
(IEC 60318-3 250-
4000
Coupler)
4000-
6300
125-250
DD65v2
(Coupleur IEC 250-
4000
60645-1)
4000-
6300
250-
E.A.R Tone 3A
4000
(IEC 60318-5
Coupler)
250-
IP 30
4000
(IEC 60318-5
Coupler)
250-
B71 Bone
4000
Conductor
(IEC 60318-6
Coupler)
2% THD at 1000 Hz max
output +9 dB (increasing at
lower frequency)
Level range:
dB HL
1. Ext. sign: CD input
Speech replaying equipment connected to the CD input must have a signal-
to-noise ratio of 45 dB or higher.
The speech material used must include a calibration signal suitable for
adjusting the input to 0 dBVU.
Linear (dB)
(Hz) Ext sign Int.
1
Sign
2
+0/-2 +0/-2
+2/-2 +2/-1
+1/-0 +1/-0
+0/-2 +1/-0
+1/-1 +1/-1
+0/-2 +0/-2
+0/-2 +1/-0
+1/-1 +1/-1
+0/-2 +0/-2
+2/-3 +4/-1
+2/-3 +4/-1
+12/- +12/-
12 12
-10 to 50
FFequv (dB
Ext sign Int.
1
Sign
2
+0/-8 +0/-8
+2/-2 +2/-2
+1/-0 +1/-0
+0/- +0/-7
+2/-2 +2/-3
+1/-1 +1/-1
+0/- +0/-7
+2/-2 +2/-3
+1/-1 +1/-1
(Non
linear)
(Non linear)
(Non linear)
2. Int. sign: Wave
files
Page 49