Nokia 9000i Service Manual page 38

RAE/RAK–1N
Baseband
PHFMIC
1kHz rms
MRP pressure
MIC pressure
MIC output
Codec gain
Level
PHFEAR
1 kHz rms
Level
Codec gain
Output attenuation
Codec output
Booster gain
Speaker input
Pressure
HSMIC
1kHz rms
MRP pressure
MIC pressure
MIC output
Handset gain
Accessory level
HFJ gain
Cable level
Attenuation on system
board
Page 2–12
Table 9. Personal HF microphone
+14 dBPa
–6 dBPa
3.1 mVrms
30.5 dB
–13.5 dBmO /
105 mVrms
Table 10. Personal HF speaker
–6.0 dBm0 / 980
mVrms
–14 dB nominal
–6 dB max. volume
6 dB
100 mVrms nominal
245 mVrms maximum
18 dB
0.78 Vrms nominal
1.95 Vrms maximum
–19 dBPa nominal
–11 dBPa maximum
Table 11. Accessory HS microphone
+3 dBPa
–2 dBPa
6.3 mVrms
27 dB
140 mVrms
0 dB
140 mVrms
21 dB
Technical Documentation
NOTES
50 cm from MIC
about 20 dB attenuation
mic sensitivity –64 dB (6.3 mV/Pa)
0 dB = 1V/uBar 1uBar=0.1Pa
Fixed 20 dB + programmable 0...22.5 dB
0 dBmO = 490 mVrms
NOTES
0 dBm0 = 1965 mVrms
14 dB attenuation. Controllable 0...–30 dB.
Maximum volume +8 dB
6 dB attenuation because of single ended output.
80 mW average / 8W / Bridge tied load.
480 mW average / 8W / Bridge tied load.
50 cm from speaker.
Speaker sensitivity 80 dB/W/1m (Foster
T028S21). 0dB = –94 dBPa (20 mPa)
NOTES
5 cm from MIC
about 5 dB attenuation
mic sensitivity –62 dB (7.9 mV/Pa)
0 dB = 1V/uBar 1uBar=0.1Pa
Flat mic response
After Sales
Original, 08/96