System Manual

GuidePort: System Manual 27. November 2000 Seite 11
2.2.5 Technical Data
RF transmission frequency range f 2.4 - 2.4835 GHz
Max. radiated RF peak power P 1
0
mW
dBm
ERP for North America in
compliance with FCC
P10
10
mW
dBm
ERP for Europe in compliance with
ETS 300 440
RF antenna internal chip antenna, mounted on board
external directional, wall-mounted antenna
(opt.)
RF channel bandwidth f 2.6 MHz
Total number of RF channels 94
Transmission range of cell transmitter
for quasi error-free reception, no walls
s
s
>30
>50
m
m
1 mW RF peak power
10 mW RF peak power
Spurious frequencies outside the ISM
band
in compliance with ETS/FCC
Modulation type 2-FSK binary frequency shift keying
Modulation index µ 0.5 ... 0.7
µ =2*∆f/f
bit
Modulated data rate f
bit
/channel 1024 kbit/s