The Specto Technology team is proud to provide you with Manhole Antennas designed specifically for installation through steel manhole lids

We carry stock of Manhole Antennas. Same-day shipping or pickup is available!

Product Features:

• Low profile antenna designed specifically for installation on steel manhole lids
• Available in 850MHz (for cell modems) or 915MHz (for radios)
• 3 dBi gain, monoband tuned, loop antenna
• 120mm (4.72”) x 17mm (0.67”) (same height as cats eye road marker)
• High density urethane with M10 stainlesssteel coach bolt to withstand heavy traffic
• Will withstand extreme temperatures
• Supplied with 2m (6.5’) RG58 coaxial cable and SMA male connector (custom connectors available)

Product Benefits:

• Allows signal access though steel manholes
• Minimum site set up required
• Ideal for longer-term, unattended, wireless data acquisition projects
• Quick and easy to install

Typical Applications Include:

• Pore pressure (Piezometer) monitoring
• Ground movement (borehole extensometer and in-place inclinometer) monitoring
• The Manhole Antenna may be used with the Loadsensing LS-G6 Wireless Datalogger system to increase data transmission distances from a Wireless Node to a collection Gateway unit.
• Use with WASP dataloggers to obtain cell signal under manhole lids.

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