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GN Netcom GN 9000 Serie Manual Del Usuario página 26

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Technical Data for GN 9020
Power supply:
7.5 V DC 700 mA.
Batteries:
NiMH (nickel-metal-hydride), 1.2 V 600 mAH.
Capacity when fully charged and on-line: up to 5 hours continuous use, without recharging.
Charging: 3 hours to completely charge a discharged battery. The charging indicator is on when charging, and starts
flashing when the battery is fully charged. The battery cannot be overcharged. Life expectancy ranges from 500-1000
charge/discharge cycles. The battery may need up to three charge and discharge cycles to reach full capacity.
Transmission/receiving system:
Frequency: Based on the DECT standard. Frequency hopping for the 2.4 GHz band.
Transmit power: 2.5 mW
Range: Up to 10 meters (depending on the environment).
Channels: 79 channels with frequency hopping between 2.400-2.4835 GHz.
Electro-acoustical data:
Reception: AGC controlled volume control -7 to +11 dBPa in 6 steps, each 3 dB. Input voltage min. 10 mV rms, 1kHz.
Transmit
Pos. 1
Pos. 2
Output
M-LO
M-HI
0.5 mV /
1.1 mV /
- 66 dBV
- 59 dBV
In carbon mode the sensitivities are related to a 50-ohm load, others to 1000-ohm.
Terminations, plugs and interfaces:
Pos. A
Pos. B
Termination
m-r-r-m
r-m-m-r
and system
selection
All settings are polarity independent.
Two 4 pin modular plugs for connection to handset and telephone.
DC plug: Diameter 2.4 mm, hole: 0.8 mm.
Weight: 61 g
Systems user signalling:
Visual indications:
On-line connection: On base unit:
On-line LED illuminated, and flashing at incoming receive signal
On headset:
On-line LED flashing
Charging:
On base unit:
Charge LED illuminated during charging. Flashing when fully charged.
50
GN_9020_contents_4_new.indd 50-51
Pos. 3
Pos. 4
Pos. 5
Pos. 6
Pos. 7
E-LS
E-STD
E-HS
E-XHS
CC-LC /
2.5 mV /
5.6 mV /
11.2 mV /
25.1 mV /
50 mV /
- 52 dBV
- 45 dBV
- 39 dBV
- 32 dBV
- 26 dBV
Pos. C
Pos. D
Pos. E
Pos. F
m-m-r-r
r-r-m-m
m-r-m-r
r-m-r-m
m-r-r-m
carbon mode
External environment:
Operating temperature range: 10° - 40° Celcius
Operating humidity range: +5 % RH - +95 % RH
Signal sounds:
Out of range:
(double beep
every 10 secs.)
80 ms/ 500 Hz
Battery low:
(five short beeps
every 20 secs.)
5o ms/2 kHz
50 ms pause
Pos. 8
CC-STD /
Mute:
100 mV /
(double beep
- 20 dBV
every 15 secs.)
150 ms/2 kHz
Volume control
Pos. G
in min/max:
500 ms/2 kHz
only
Ring tone from
incoming call:
(if Hook Switch
is installed)
0.1 sec / 600 Hz
80 ms/ 500 Hz
10 secs. pause
80 ms pause
5o ms/2 kHz
5o ms/2 kHz
5o ms/2 kHz
5o ms/2 kHz
50 ms pause
50 ms pause
50 ms pause
40ms/2 kHz
15 secs. pause
40 ms pause
0.1 sec / 600 Hz
10 secs. pause
0.1 sec / 800 Hz
20 secs. pause
51
31-05-2002, 10:33:32

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