Gyr
Bulletin Number: 20031201 Rev A
S4e-UtiliNet User Manual
Page 13 of 13
UtiliNet Specifications
General
Frequency Range
902-928 MHz
Channels 240,
25kHz
wide
Channel Spacing
100 kHz
Raw RF Data Rate
9600 bps
Spreading Technique
Frequency Hopping
Hopping Technique
Pseudo Random, Asynchronous
Hopping Patterns
65,536 (Unique per Network)
Network Address
Latitude/Longitude Coordinates
Receiver
Type
Double
Conversion
Superheterodyne;
1
st
IF 45 MHz, 2
nd
IF 455 kHz
Dynamic Range
-104 to -20 dBm
Packet Error Rate
1x10
-2
(1x10
-6
BER)
IF Selectivity
6 dB down @ 30 kHz
45 MHz IF Rejection
<90 dB
Frequency Stability
2.5 ppm (0.00025%) @ -30° to +75°
5 ppm (0.0005%) @ -40° to +85°
Transmitter
RF Output Min
(at antenna conn.)
+17 dBm (50 mW)
RF Output Typical
+20 dBm (100 mW)
Out-of-Band Spurious Radiation < -55 dBc (1kHz bandwith)
Deviation ±5.5
kHz
±10%
Module Bandwith
25 kHz
Modulation
Standard
FSK
Output Impedance
50 Ohms
Frequency Stability
2.5 ppm (0.00025%) @ -30° to +75°
5 ppm (0.0005%) @ -40° to +85°
