Product Datasheet
2J6551B
Cellular, GNSS, 2.4 GHz ISM and Iridium Screw Mount
Key Features
Cable 1: Cellular
- 824-960 MHz
- 1710-2170 MHz
Cable 2: 2.4 GHz ISM
- 2410-2490 MHz
Cable 3: GPS/QZSS/Galileo/GLONASS
- 1575-1610 MHz
Cable 4: Iridium
- 1616-1626 MHz
Screw Mount
Anti-Rotation Mechanism
Ground Plane Dependent
Customizable Cable and Connector
Dimensions Ø 146 x 31.5 mm
Certificates: IK09, IP67, IP69K
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1. Antenna and electrical specifications
Cable 1
Cellular Antenna
Parameters
2G and 3G
Standards
Band (MHz)
850/900
1700/1800/1900/2100
Frequency (MHz)
824-960
1710-2170
Return Loss (dB)
~-9.3
~-12.5
VSWR
~2.1:1
~1.7:1
Efficiency (%)
~43
~37
Peak Gain (dBi)
~1.8
~2.3
Average Gain (dB)
~-3.7
~-4.3
50
Impendance (Ohm)
Linear
Polarisation
Omni-Directional
Radiation Pattern
25
Max. Input Power (W)
SMA-Male Standard (Other Connectors Available)
Connector Type
300 cm Standard (Any Cable Length Available)
Cable Length
LMR100 Standard (Other Cables Available)
Cable Type
Cable 2
Parameters
2.4 GHz ISM Antenna
Standards
WiFi, BT, ZigBee, ISM
2.4 GHz
Band (MHz)
Frequency (MHz)
2410-2490
Return Loss (dB)
~-15.5
VSWR
~1.4:1
Efficiency (%)
~38
Peak Gain (dBi)
~2.5
Average Gain (dB)
~-4.1
50
Impendance (Ohm)
Linear
Polarisation
Omni-Directional
Radiation Pattern
10
Max. Input Power (W)
RP-SMA-Male Standard (Other Connectors Available)
Connector Type
300 cm Standard (Any Cable Length Available)
Cable Length
LMR100 Standard (Other Cables Available)
Cable Type
Antenna Measurement Conditions:
Mounted on 30 x 30 cm Metal Plate
200 cm of LMR100 Cable
Measured in Certified CTIA 3D Anechoic Chamber
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Cable 3
GNSS Ceramic Active Antenna
Parameters
Standards
GPS/QZSS/Galileo
Frequency (Mhz)
GLONASS
1575
1602
1575.42
1598-1606
Band (MHz)
25 x 25 x 4
Patch Size (mm)
~3.6
Passive Gain (dBi)
50
Impedance (Ohms)
Radiation Pattern
Hemispherical
Voltage Range (V)
1.5 – 3.6
Active Gain (dB)
28 @ 2.7 V
Noise Figure (dB)
1.8 @ 2.7 V
Current Consumption (mA)
9 @ 2.7 V
Power Consumption (mW)
24.3 @ 2.7V
Pre-Filter
Saw Filter Type
~43
Out of Band Rejection (dBc)
6
ESD Protection (kV)
SMA-Male Standard (Other Connectors Available)
Connector Type
300 cm Standard (Any Cable Length Available)
Cable Length
LMR100 Standard (Other Cables Available)
Cable Type
Cable 4
Parameters
Iridium Antenna
Standards
Iridium
1621
Band (MHz)
Frequency (MHz)
1616-1627
Patch Size (mm)
36 x 36 x 4
Return Loss (dB)
~-18.8
VSWR
~1.2:1
Efficiency (%)
~76
Peak Gain (dBic)
~4.5
Average Gain (dB)
~-1.1
50
Impedance
3 max
Axial Ratio (dB)
Hemispherical
Radiation Pattern
RHCP
Polarization
SMA-Male Standard (Other Connectors Available)
Connector Type
300 cm Standard (Any Cable Length Available)
Cable Length
LMR100 Standard (Other Cables Available)
Cable Type
Antenna Measurement Conditions:
Mounted on 70 x 70 mm Ground Plane
No cable
Measured in Certified CTIA 3D Anechoic Chamber
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2. Mechanical and environmental specifications
Specifications
2J6551B
Mounting Type
Screw Mount
Dimensions (mm)
Ø 146 x 31.5
ABS
Radome
Radome color
Black
Antenna Base
Zamak
TPE
Gasket
Operating Temperature (C)
-40 to +85
Storage Temperature (C)
-40 to +85
RoHS
Substance Compliance
IK09, IP67, IP69K
Certificates
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3. Antenna parameters
Cable 1: Cellular
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Cable 2: 2.4 GHz ISM
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Radiation pattern reference
Cable 1: Cellular
850 and 940 MHz Radiation pattern
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1750 and 1850 MHz Radiation pattern
1950 and 2100 MHz Radiation pattern
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Cable 2: 2.4 GHz ISM
2450 MHz Radiation pattern
Cable 4: Iridium
1621 MHz Radiation pattern
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18
31,5
4. Antenna drawings
14
6
A
fte
rm
ou
nt
in
g
M14x1
Mounting holes
19
15
15
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5. Antenna Images
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