Leica GM30 User Manual page 71

Weight
Electrical data and
characteristics
GR30/GM30/GR50, Technical Data
AR25: 8.1 kg, radome 1.1 kg
AR20 5.9 kg, radome 0.9 kg
AR10: 1.1 kg
AS10: 0.4 kg
Type AR25
3.3 V to
1
Voltage
12 V DC
Current 100 mA max
Frequency
GPS: L1, L2
(including L2C),
L5.
GLONASS: L1, L2, L3.
Galileo: E2-L1-E1, E5a,
E5b, E5a+b
(AltBOC), E6.
BeiDou: B1, B2, B3.
QZSS L1, L1C, L2C,
L5, L1-SAIF, LEX
L-Band SBAS, Omni-
STAR,Veripos,
CDSGPS
LNA Gain 40 dBi
(typical)
Noise Figure < 1.2 dBi max
(typical)
Phase Center < 1 mm
Repeatability
(typical)
Phase Center < 2 mm
Accuracy
(typical)
Axial ratio < 2.8 dB
(at zenith)
Group Delay < 6 ns
Variation
(typical)
VSWR 1.5:1
1
Typically supplied directly from the GNSS receiver or through a powered antenna
splitter, using an antenna cable connection.
AR20 AR10
3.3 V to 3.3 V to
12 V DC 12 V DC
100 mA max 100 mA max
L1, L2 L1, L2
(including L2C), (including L2C),
L5. L5.
L1, L2, L3. L1, L2, L3.
E2-L1-E1, E5a, E2-L1-E1, E5a,
E5b, E5a+b E5b, E5a+b
(AltBOC), E6. (AltBOC), E6.
B1, B2, B3. B1, B2, B3.
L1, L1C, L2C, L1, L1C, L2C,
L5, L1-SAIF, LEX L5, L1-SAIF, LEX
SBAS, Omni- SBAS, Omni-
STAR, Veripos, STAR, Veripos,
CDSGPS CDSGPS
29 dBi 29 dBi
< 2 dBi < 1.8 dBi
< 1 mm < 1 mm
< 1 mm < 2 mm
< 1.2 dB < 1.4 dB
< 7 ns < 7 ns
1.8:1 2.0:1
AS10
4.5 V to
18 V DC
35 mA typical
L1, L2
(including L2C),
L5.
L1, L2.
E2-L1-E1, E5a,
E5b, E5a+b
(AltBOC).
B1, B2.
L1, L1C, L2C,
L5, L1-SAIF
-
27 dBi
< 2 dBi
< 1 mm
< 2 mm
-
-
2.0:1
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