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Chester Ninja External Antenna Guide

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Looking to get the best possible data rates from your Chester Ninja Router?

You’ll want to purchase and connect external MIMO antennas to the device’s four SMA ports.

In this guide, we'll:

  • Recommend the best external antennas to use.
  • Show where the cellular SMA ports are located.
  • Explain how to aim the antennas for best results.

This guide is applicable to all Chester Ninja router models.

In this guide

The Best External Antennas for the Chester Ninja Router

Using a MIMO antenna outside your building, pointed at the nearest tower, can help you get the fastest 4G and 5G data rates possible.

All versions of the Chester Ninja router have four cellular SMA ports which allow for a 4x4 MIMO antenna to be connected to the device. In this guide, we're mostly using photos of the AX3000 model.

We recommend two different MIMO antenna options for use with the Ninja. Which variant to use depends primarily on how much time you're willing to spend on aiming.

The easiest antenna choice is our QuadMini Antenna Kit. With up to 5.2 dBi of omnidirectional gain and multiple mounting options, it is designed to be extremely simple to install outdoors or indoors, at home or in an RV.

Easy install, no aiming

Upgrade your 5G in minutes with no aiming, and four easy mounting options.

However, if you're willing to spend a little bit of time aiming, our QuadPro Antenna Kit will generally get you the fastest data speeds, thanks to its 9.1 dBi of directional gain. This is particularly important if you're on the edge of coverage, or have very weak signal.

Best performance, requires aiming

Aim QuadPro at your nearest tower for blazing data, even at the edges of cellular coverage.

Why External Antennas Are Critical for Improving Data Rates

Most people think that external antennas primarily help you increase your data rates by increasing the signal strength. But that's not the case.

An increase in signal strength is often less important than other ways that external antennas help.

Here are the three main ways that external antennas help you increase your data rates:

1.They Improve Signal Quality

In 4G LTE and 5G networks, signal quality is measured as SINR (Signal to Interference plus Noise Ratio) or sometimes as RSRQ (Reference Signal Received Quality).

Improving signal quality has a huge impact on your data rates.

Higher data rates allow your hotspot to communicate using "higher order modulation schemes." That means they can use the same wireless spectrum to send more data per second.

However, there's one big caveat:

In order to improve your signal quality, you need to both aim and shield your outdoor antenna properly. We talk more about this in the next section.

2.They Allow You To Connect On More Bands

Devices like the Chester Ninja support an LTE feature called "carrier aggregation."

Carrier aggregation allows the Ninja router to connect on multiple cellular bands simultaneously.

The more bands you're connected to, the greater the bandwidth, and the higher your data rates.

However, many of the higher frequency bands aren't able to penetrate into buildings. Using external antennas allows you to access higher frequency bands, which are often less congested and offer higher speeds than lower frequency bands.

3.They increase MIMO Isolation

MIMO (Multiple Input Multiple Output) technology uses signals travelling along multiple paths simultaneously, increasing both bandwidth and reliability in wireless connections.

MIMO isolation is the antenna's ability to handle several data streams at once, cleanly and without interference, leading to quicker data speeds and steadier connections

Our external antennas are specifically designed for superior MIMO isolation, and dramatically outperform standard built-in antennas found in most home devices.

This means you'll see a more reliable connection with enhanced bandwidth, ensuring smoother streaming, gaming, and browsing with minimal interruptions.

Connecting MIMO Antennas to the Chester Ninja Router

Before getting started, it's always a good idea to run a couple of speed tests indoors from a device connected to your Ninja Router. The results will fluctuate a little, but this is the baseline you're trying to improve.

Once you've tested your baseline internet speeds, you're ready to install external antennas.

In the next section of this guide, we'll show you how to best connect your external antenna cables to your Ninja Router.

Step-by-Step Guide to Installing Adapters for External Antennas

Step 1: Power off the Chester Ninja Router and unplug the power cable.

Step 2: Disconnect the standard paddle antennas that are connected to all of the cellular antenna ports.

Step 3: Connect the external MIMO antennas to the newly available cellular SMA ports on your Ninja Router in the order shown below:

device ports
antenna ports

Pictured is the Chester Ninja AX3000. All Chester Ninja modems follow the same port numbering order.

Congrats! Your Chester Ninja Router is now connected to your more powerful MIMO External Antennas.

Positioning and Aiming MIMO Antennas

Correctly positioning and aiming MIMO antennas is crucial to getting the best performance to your Ninja Router or indeed any other router.

We've actually compiled a detailed QuadPro and QuadMini instruction manual to accompany our own MIMO Antenna Kits, where we go into depth on the best ways to aim the antennas.

The goal is to find the best location and direction for the antenna(s) to maximize data rates to the hotspot. It can take a little patience, but can have a huge impact – it’s worth a bit of extra effort!

Once you've got your external MIMO antennas connected, you're ready to go outside with your "test-rig".

With each location and direction you try, run a couple speed tests, and make a note of the results. Here are all the locations and directions where we recommend testing your MIMO antenna:

Where to test your signal

Where to test your signal

Pro Tip 1: Don’t just go to the highest point of the roof! While signal is generally stronger the higher you go, there’s also often more interference. We’ve found it’s often better to mount the antenna(s) on the side of the building where the structure can shield the antennas from interference.

Pro Tip 2: When you make bigger changes, try either power cycling or removing and re-inserting the SIM card. This forces the gateway to search for the best signal anew and can help improve data rates.

Once you've found the position which gets you the highest data rates to your Chester Ninja Router, that's where you'll want to install the MIMO antenna. Go ahead and mount the antenna, run cables inside, connect everything up, and enjoy superior data rates!

Chester Ninja Technical Specifications

The Waveform QuadPro and QuadMini kits are compatible with all Chester Ninja modems, including the latest NINJA SDX75. They will support all previous models of the AX3000 Dual SIM - Wi-Fi 6 Industrial LTE NR5G Wireless Modem Router, including V2, V2.5, V3, and V4. They will also support the outdoor Trident model.

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