Sierra Wireless MDBM800/1900MSMA Antenna Specification Guide
Magnetic Mount Antennas
Our magnet mount antennas are ideal for temporary installations where quick
antenna removal may be needed. All models provide coverage of their specific
frequencies without the need for tuning. Wideband, dual-band and 3 dB gain
models are available to satisfy various application requirements.
Features
Broadband: cover all specified frequencies without tuning
Magnetic base for quick removal. Ideal for test equipment applications.
Protective surface prevents scratches on the vehicle’s surface
Patented Whip Design - special phasing coil achieves in-phase signal
Magnetic base for quick removal. Ideal for test equipment applications.
Protective surface prevents scratches on the vehicle’s surface
Patented Whip Design - special phasing coil achieves in-phase signal
transmission and reception using two collinear elements at both
frequencies (ASPRDM1994 models)
Easily upgradable - for customers already owning an ASPDM1994 (unity/3
Easily upgradable - for customers already owning an ASPDM1994 (unity/3
dB gain) antenna, a replacement whip KRDM1994Z is available for a quick
upgrade to an ASPRDM1994 model
Building Block - easily upgradable to 3 dB antenna by installing KD1894Z
Building Block - easily upgradable to 3 dB antenna by installing KD1894Z
whip on base (Models ASP1890T and ASP1890S)
•
•
•
•
•
•
•
•
•
MDBM800/1900
Technical Data
Maximum Power: 10 watts
Polarization: Vertical
Nominal Impedance: 50 ohms
VSWR:
Polarization: Vertical
Nominal Impedance: 50 ohms
VSWR:
2.0 across the band (ASPRDM models and
MDBM800/1900)
<1.9:1 (ASPA1894B)
<1.5:1 across each band (MDBM824/1850)
Radiator Material: Stainless steel, black
chrome plated
Antenna Base: Molded high strength plastic
Mounting Base: Black coated stainless steel
Boot: Rubber
Mounting Force:
Antenna Base: Molded high strength plastic
Mounting Base: Black coated stainless steel
Boot: Rubber
Mounting Force:
105.8 ounces minimum (MDBM800/1900)
300 ounces minimum (MDBM824/1850)
Cable:
See Mechanical Specifications
Connector Options:
Male SMA (MSMA), Male TNC (MTNC)
Mini-UHF (PL), SMB (SMB), Female FME
(FFME)
Mount Method: Magnetic
For detailed specifications, visit
http://antenna.pctel.com.
ASPRDM1994
Model
Frequency Range
Gain
ASPA1894B
806-869 MHz
3 dB
ASPRDM1994M
824-894/1850-1990 MHz
3 dB/3 dB
ASPRDM1994S
824-894/1850-1990 MHz
3 dB/3 dB
ASPRDM1994T
824-894/1850-1990 MHz
3 dB/3 dB
ASPRDM1994U
824-894/1850-1990 MHz
3 dB/3 dB
ASPRDM1994PC
824-894/1850-1990 MHz
3 dB/3 dB
MDBM800/1900
824-896/1850-1990 MHz
2 dBi/2 dBi
MDBM824/1850
824-896/1850-1990 MHz
2 dBi/4 dBi
Antenna Electrical Specifications
Mechanical Specifications
Model
Connector
Antenna Height
Coax Cable
ASPA1894B
BNC male
Approximately 14”
12 ft RG-58/U
ASPRDM1994M
Mini-UHF male
14.1”
15 ft PRO-FLEX
TM
PLUS
ASPRDM1994S
SMA male
14.1”
15 ft PRO-FLEX
TM
PLUS
ASPRDM1994T
TNC male
14.1”
15 ft PRO-FLEX
TM
PLUS
ASPRDM1994U
SAP
14.1”
15 ft PRO-FLEX
TM
PLUS
ASPRDM1994PC
SAP with Mini-UHF
and TNC adapter
14.1”
15 ft PRO-FLEX
TM
PLUS
MDBM800/1900
See Connector
Options
14.37”
13’ RG-58/U
MDBM824/1850
See Connector
Options
10.5”
14’ RG-58/U
28
PCTEL Broadband Technology Group WEB: www.antenna.pctel.com
28
PCTEL Broadband Technology Group WEB: www.antenna.pctel.com
MOBILe ANTeNNAS
Magnetic Mount Antennas