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B4705CNS: 470-490 MHz Mobile Base Coil NMO Mount Antenna With Spring-No Metalic Ground Plane Required

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B4705CNS


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B4705CNS: 470-490 MHz Mobile Base Coil NMO Mount Antenna With Spring-No Metalic Ground Plane Required

More InfoSpecifications Reviews

The Laird / Antenex B4705CNS is a 14 inch long, Chrome base coil, omnidirectional whip antenna for operation in the 470-490 MHz UHF band, with NMO base and spring. No metal ground plane required.

*This Antenna Requires a NMO Mount. Please click here to find all Thru-Hole NMO mounts or Magnetic NMO Mounts we carry.

***This item is subject to an MOQ of 8 pcs***



More Information

The Laird / Antenex B4705CNS is a 14 inch long, Chrome, base loaded mobile UHF whip antenna with NMO base and spring. This antenna does NOT require a metal ground plane. It is omnidirectional and offers 5 dBi gain and accepts up to 100-200 watts max power and operates in the 470-490 MHz range.

Laird Technology’s ongoing commitment to refinement in mechanical and electrical design has resulted in the most technically advanced mobile load coil antennas on the market. Exclusive features such as stainless steel whips, housings constructed with ABS material injected molded around a solid brass insert, and gold plated push pin contacts make Laird Technologies the obvious choice for quality and long lasting value for demanding mobile radio communications.

FEATURES:

  • Frequency Range: 470-490 MHz
  • Gain: 5 dBi
  • Length: 14 inches
  • 100% tested on a network analyzer
  • FIVE YEAR FACTORY WARRANTY

Specifications

SKU B4705CNS
Manufacturer Part Number B4705CNS
Manufacturer Laird
Antenna Category UHF (380-600 MHz)
Working Frequency 470-490 MHz
Gain 5 dBi
Antenna Style Base Coil Antennas
Polarity Vertical
Bands Single
SISO or MIMO SISO
Directional or Omni Omnidirectional
Impedance 50 Ohm
VSWR: < X: 1 2.0:1
Horizontal/Azimuth Beamwidth 360
Spring Loaded Yes
Height/Length (inches) 14
Height/Length (mm) 355.6
Thickness/Diameter (inches) 1.375
Thickness/Diameter (mm) 34.93
Operating Temp (celsius) (-45 to 85)
Color Chrome
Connector Type Connector - Bottom
Connector 1 NMO
IP Rating IP67
OK for Outdoor Use Yes
Vehicular Yes
Ground Plane Required No
Product Condition New



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May 6, 2025 by Jeff J. (UT, United States)
“Good so far.”
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Like it.
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Thought I'd try you.
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May 1, 2025 by Stephen B. (FL, United States)
“none”
Verified Buyer
April 27, 2025 by David J. (NC, United States)
“Was able to compare uhf antenna models. Looking for GMRS mobile antenna.”
Product Choice
I have used Laird antennas and have had good performance with them.
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Liked the layout of website.

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