User Manual
MG260 Product Specification
This document is the sole and exclusive property of FLYFOT. Not to be distributed or divulged without prior written
agreement.
3.3.2 GPS RF performances
The
main
parameters
for
receiver
are:
Parameter
Specific
ation
Receiver
typ
e
L1
frequ
e
ncy
(1575.
42
MHz)
C/A
code
50-chann
e
ls
8192
s
e
arc
h
bins
M
a
x.
U
p
da
te
R
a
te
4
Hz
Position:
2.5m
CEP
2
/
5.0m
SEP
3
Accuracy_
(S
elective
Av
ailability
off)
Position
DGPS
or
SB
AS
1
:
2.0m
CEP
/
3.0m
SEP
Fast
acquisition
mode
Norm
al
mode
High
sensitivity
mode
Cold
start
4
29
s
36
s
41
s
Warm
start
29
s
Acquisition
Hot
start
<
1
s
Signal
Reac
quisition
<
1
s
Fast
acquisition
mode
Norm
al
mode
High
sensitivity
mode
A
c
quisition
-134
dB
m
-138
dB
m
-140
dB
m
Sensitivity
6
Tracking
-143
dB
m
-146
dB
m
-149
dB
m
Timepulse
Accuracy
RMS
99
%
Granularity
50
ns
<100
ns
43
ns
Dynamics
≤
4
g
Operational
Limits
COCOM
res
t
rictions
1
Depends
on
accuracy
of
correctio
n
data
of
DG
P
S
or
SBAS
service
2
CE
P
=
Circula
r
E
rr
o
r
P
r
oba
b
ility:
Th
e
ra
dius
of
a
horiz
o
nta
l
circle,
cente
r
ed
a
t
the
a
n
tenn
a
’
s
true
position,
conta
i
ning
50
%
o
f
the
fixes.
3
S
E
P=S
p
herica
l
E
rror
P
r
oba
b
ility:
T
h
e
ra
dius
of
the
sphere,
ce
ntered
a
t
the
true
position,
conta
i
ning
50
%
of
the
fixes.
4
M
e
asured
w
i
th
good
visibility
and
–125
dBm
signal
strength
5
Demonstrated
w
i
th
active
antenna
In
Si
ngle
Coax
co
nf
igurat
ion:
e
whe
n the module
is
in
idle
mod
e
(GSM
or
GPRS),
los
s
is
<
0.1
dB
in
C/N,
e
when the module is in GSM TCH/FS or TCH/data mode, loss is roughly 4 dB
in C/N.
Because of high number of GSM slots allocated in packet data transmission
(GPRS), the use of single coax configuration is not recommended with GPRS.