This product is no longer available and has been replaced by: 32262.
18285 2 dBd Multi-Band Omnidirectional Antenna with Mounting Hardware
Services Available
Repair No
Calibration No
Free Support No


The 18285 is a multi-band, omnidirectional antenna for Campbell Scientific 3G cellular modems and gateways. It consists of an antenna and metal ground plane assembled and ready for mounting to a mast or crossarm. It covers seven popular RF bands, is outdoor ready, and features field diversity with both vertical and horizontal polarization.

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18285 antenna with mounting hardware
18285 antenna with mounting hardware
18285 antenna with mounting hardware
18285 antenna

Detailed Description

The 18285 is a multi-band, omnidirectional antenna that covers seven bands between 806 MHz and 2.5 GHz that are commonly used for 3G cellular communications. The antenna has an N type (female) threaded permanent stud for easy mounting to the included bracket or through an enclosure wall. The included mounting bracket provides a ground plane and a convenient way to attach the antenna to a vertical or horizontal mast.


Antenna Type Omnidirectional, multi-band
Use Cellular, outdoor or indoor, fixed location or mobile
Radome Material ABS
Polarization Vertical and horizontal
Impedance 50 ohm
Maximum Input Power 100 W
Input Connection Type N, threaded, female
VSWR < 2:1
  • 3.75 dBd @ 806 to 896 MHz, AMPS
  • 3.7 dBd @ 890 to 960 MHz, GSM
  • 2.9 dBd @ 1575.72 MHz, GPS
  • 2 dBd @ 1710 to 1880 MHz, DCS
  • 2 dBd @ 1850 to 1990 MHz, PCS
  • 2.2 dBd @ 1900 to 2170 MHz, UMTS
  • 0.8 dBd @ 2400 to 2500 MHz, ISM
Dimensions 3.67 x 8.0 cm (1.44 x 3.15 in.)

Mount/Ground Plane

Material Clear anodize aluminum
Hardware 5/16-18 in. x 2.125 in. stainless-steel U-bolt with brass nuts and stainless-steel flat and lock washers


The 18285 is well suited for 3G communications. It does not cover the 700 and 750 MHz bands commonly used by Verizon and AT&T in the United States for LTE. The 18285 is compatible with Campbell Scientific cell modems, including the LS300-series, RavenXT-series, Raven100-series, and Redwing100-series.

Frequently Asked Questions

Number of FAQs related to 18285: 1

  1. Unless otherwise designated as a powered or amplified antenna, antennas are passive devices that do not require external power for operation.

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