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WiFi Surveys (Ekahau)

Onsite AP-on-a-Stick Surveys.

On-site survey using a temporary access point at each planned location to measure real-world signal propagation and validate AP placement before permanent installation.

Overview

What is Onsite AP-on-a-Stick Surveys?

AP-on-a-stick surveys involve placing a powered access point at planned locations throughout a facility and measuring real-world signal propagation with the Ekahau Sidekick spectrum analyzer. This method captures actual signal behavior through walls, ceilings, and furnishings, producing highly accurate coverage data that a predictive model alone cannot match.

WHY IT MATTERS

Why Onsite AP-on-a-Stick Surveys matters.

Some buildings do not behave the way a drawing says they will. Reinforced concrete, foil-backed insulation, tinted glass, shelving full of stock and old plaster over metal lath can each change how a signal travels, and the combination is hard to guess from a plan. Surveying with a temporary access point replaces guesses with measurements taken in the actual space with its actual contents. Without it, a team may buy and mount a full set of access points on the strength of a model, then find that a few locations behave nothing like predicted, at the point when moving them is expensive.

Good output from this kind of survey is practical and traceable. Each planned location has a recorded result: it works as planned, it needs to move, or it needs a different mount or height. Noise sources found along the way are written up with their position, so facilities staff or the owner of the equipment can deal with them before the network goes live. The final design then reflects what was measured, which means the installer receives a plan that has already been tested against the building rather than one that still rests on assumptions.

SCOPE

Scope of service.

  • 01Temporary AP placement at each planned mounting location
  • 02Walk-through measurement with Ekahau Sidekick
  • 03Real-world signal strength and noise floor mapping
  • 04Interference source identification and documentation
  • 05AP location adjustments based on measured data
  • 06Detailed heatmaps comparing planned vs. measured coverage

CHOOSING

Choosing this service.

What to decide before you order, and what sits outside the scope.

Measured or modeled coverage

If you can describe the walls and ceilings with confidence, a modeled design may be enough. If the building is old, industrial or full of metal, measured data is the safer base. Many projects start with a model and then measure selected areas to check it.

Decide when the survey happens

Surveying during working hours captures real equipment noise and real furniture, but it means working around people. After hours is quieter and easier to access, but some interference sources may be switched off. Choose based on which conditions you need to understand.

Plan access and escorts

The engineer needs to reach each planned location, often at ceiling height. Arrange keys, escorts, lift access and any safety induction in advance. Restricted rooms, clean areas and rooftops need extra notice, and delays in access are a frequent reason a survey day runs long.

How scale affects the approach

A small site can be measured at each planned location. A very large site is often measured in representative areas first, such as one floor of a repeated stack, with the results applied to similar spaces. Agree up front which areas count as representative.

Not included

  • The temporary access point is not connected to your network, so wired throughput and authentication testing are not covered.
  • Permanent mounting, cable pulls and powered installation of the final access points are separate work from the survey.
  • Work at heights beyond what portable equipment safely reaches may need a lift or licensed contractor arranged by your side.
  • Moving racking, stock or equipment that blocks a survey location is not done by the survey engineer.

USE CASES

Typical scenarios.

Scenario 01

A warehouse with steel racking and concrete floors where predictive models are unreliable due to variable attenuation.

Scenario 02

A heritage building with thick stone walls and variable ceiling heights requiring real-world signal measurement.

Scenario 03

A manufacturing facility with heavy machinery and metallic surfaces causing unpredictable signal reflection and absorption.

PROCESS

How the work runs.

  1. 1

    Walk the site first

    Before measuring, the engineer walks the building with your contact to confirm planned locations, ceiling types, mounting heights, restricted areas and any equipment that changes during the working day.

  2. 2

    Stage the test access point

    At each planned spot the temporary access point is raised to the intended height on a pole, powered from a portable source, and set to the radio configuration the design assumes for that area.

  3. 3

    Measure around each spot

    The engineer walks outward from the access point carrying the Sidekick, recording signal, noise and interference until readings drop below what the design needs. The process then repeats at the next planned location.

  4. 4

    Reconcile and adjust

    Measured data is compared with the plan. Locations are moved or flagged where results fall short, and the revised placement, measurements and interference notes are written into the project file and report.

FAQ

Frequently asked questions.

When should I choose an AP-on-a-stick survey over predictive?
Choose AP-on-a-stick when the building has unusual construction materials, complex layouts, or when the accuracy of a predictive model cannot be verified due to unknown wall attenuation factors.
Do you bring your own access points?
Yes. We bring enterprise-grade APs matching your planned deployment model, along with portable power and mounting equipment.
Does this require network connectivity at each AP location?
No. The AP is powered locally (via battery or portable PoE injector) and broadcasts a test SSID. No wired network connection is needed during the survey.
How long does an AP-on-a-stick survey take?
Plan for approximately 15 to 20 minutes per AP location including setup, measurement walk, and teardown. A 30-AP site typically takes one to two full days.
Can the survey take place while staff are working?
Yes, and it is sometimes preferable because it captures real conditions. The work is mobile and fairly quiet, but a pole and a temporary access point in a corridor can draw attention. Tell your team in advance and agree areas that need to be avoided during busy periods.
What if a planned location turns out to be unsuitable?
The engineer tests nearby alternatives and records which works better. Typical reasons include a blocked line of sight, a noisy neighbor on the same channel, or a mounting surface that cannot be used. Any change is shown against the original plan so it can be approved.
At what height is the test access point placed?
At the height the final access point is intended to be mounted, using a pole or lift where needed. This matters because signal behavior changes with height. If you are unsure of the final height, the engineer can compare a few options at representative locations.

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