It is difficult and even impossible to protect oneself from something you can neither see nor smell.
That is where EMF Meters come in. They help people identify invisible EMF radiation waves. It is especially crucial when the people in question are sensitive to these waves (Source).
Moreover, high levels of EMF radiation interfere with wireless communication. That means professionals also need meters to handle interference. Different meters are available in the market, each with a specific purpose.
Hi-tech meters are for professionals who understand the EMF spectrum in addition to requiring exact readings. Meanwhile, others are designed for simple use in the home or office environment.
What Are EMF Meters?
EMF meter is a device used to detect and measure electromagnetic radiation. In fact, it detects the variation in electromagnetic fields and measures the flux density of EMF radiation as well.
Basically, it works much the same as radio antennas but has a variety of EMF detection characteristics. EMF meter can be used for both professional on-field and in-house measurements. If there is any problem with your electrical power lines, this smart device will identify it in a matter of seconds.
Either way, here is a list of the best EMF meters in the market.
Best EMF Meters
1. TriField EMF Meter Model TF2 – Best EMF Meter For The Money
The TriField TF2 has two things going for it that make it a top pick: It is accurate and easy to use. Additionally, it measures all three major types of electromagnetic radiation: Electric, Magnetic and Radio Frequency/Microwave radiation.
It is easy to use thanks to its backlit LCD, which means allows you to read the results even in low-light settings. Likewise, this professional EMF meter uses a three-axis sensor when on its magnetic setting. That means you can point it in any direction and it will still pick up the radiation.
Alongside the great visual, it also boasts of audio output, which helps a great deal in locating the source of radiation.
Lastly, note that this meter has two modes: standard and weighted. The standard mode will detect the regular AC measurements. Meanwhile, the weighted mode has a unique frequency to help identify EMF radiation inside the human body.
The TF2 is versatile and you can use it to measure a ton of devices. The said devices include tablets, cellphones, WiFi routers, Bluetooth, powerlines, laptops, desktops, TVs, and home appliances like refrigerators, washing machines, and so on.
Things We Like
- Easy to understand display
- Value for money
- Durable construction
- Has an audio indicator
Things We Dislike
- Weighted Mode too complicated for a home user
- Audio and backlight buttons need battery cover removal to be accessed
2. Acoustimeter RF Meter Model AM-10 – Best emf meter for wifi
As the name indicates, the Acoustimeter RF Meter only detects radio frequency radiation. It does not detect magnetic field or electric field. However, thanks to this specialization, professionals rate it as the best meter in the market for the detection of RFR.
The AM-10 is highly sensitive. It can read small amounts of low radio frequencies and display the results. It has an incredible directional sensitivity as well.
If you want to determine the source direction of the largest or lowest RF radiation, all you have to do is move the AM-10 in a circle and note the peak and minimum readings. Its sensitivity makes it highly effective.
Moreover, its frequency range is quite impressive. While the TF2 discussed above can read up to 6Ghz, this meter goes all the way up to 8Ghz. As a result, it allows you to measure a broader range.
Furthermore, this product boasts a display that is easy to read alongside two rows of LED lights. The reading on display corresponds to the LED lights. Likewise, it has an audio output that augments the display and helps find radioactive signals faster.
However, note that you must first learn how to read the display. Usually, the display will show three readings: the highest reading since turning the device on, the current peak strength, and the average reading per square meter.
Lastly, this unit can detect electromagnetic radiation from cell phone towers, cell phones, WiFi, Bluetooth, Wireless Communications, TV and FM radio towers, microwave leakage, and pretty much any other source of radio frequency sources.
Things We Like
- High quality
- Sturdy for long-time use
- Highly accurate for RF radiation
- Easy to master and use
Things We Dislike
- Limited to RFR
3. Meterk EMF Meter Electromagnetic Field Radiation Detector—best emf meter for iphone
The low price is because the device is manufactured in China where they can produce the detector at a low cost. However, that doesn’t compromise on its effectivity.
This meter measures both the magnetic fields and electronic fields, which ensure the Meterk can measure just about any EMF radiation in your environment. Additionally, it also has a display that utilizes the common EMF units of measurements. Hence, it is easy to use and is one of the best meters for beginners.
How to Use this Device
The Meterk has four buttons. The power button switches on the device after a long press, and it disables the sound after a short press.
Meanwhile, the mG/uT button allows you to set the values you want the meter to beep at, and to select the units you prefer between the Milli Gauss and the Micro Tesla.
On the other hand, the mode button allows you to turn the backlight on and off for a brighter display. On short press, the mode button will freeze the current reading on the screen which will give you time to record it if you so wish.
Finally, the last button is the temperature button that allows you to switch between oC and oF.
Features it Lacks
This unit lacks an RF reading, a tri-axis capability, and high-quality material. Because of the lack of tri-axis capability, you cannot get an accurate reading when the unit is on a random orientation. Hence, the sensor must be located on the right-hand side and pointed towards the source of the radiation.
Things We Like
- Highly affordable
- Easy to use
- Small and light
- The perfect complement to the Acoustimeter
Things We Dislike
- Does not read RF radiation
- Not high-quality compared to others listed
4. Cornet ED-88TPlus EMF/RF Detector—Most Popular EMF Meter
Second, unlike most meters, the Cornet will give you an actual frequency reading. That means it will not provide the reading of the RF radiation in terms of signal strength. Instead, it will provide an actual reading of between 100Mhz to 2.7Ghz which is helpful and more accurate.
Third, it is highly sensitive, which in turn facilitates accuracy. It is especially so when it comes to RF radiation. Its range is similar to that of the Acoustimeter: 100Mhz to 8ghz. Likewise, it boasts an audio output.
Fourth, it displays the last 30 readings, which means you can go back and note the spikes after scanning a room. It is extremely helpful for things that tend to pulsate and hence give varying readings.
Lastly, it uses a 9V Alkaline battery although it can also be powered externally via a USB port.
Things We Like
- Measures everything
- Reasonably priced
- Highly accurate
- Durable and of high quality
Things We Dislike
- Primary reading unit is Tesla
- Not changeable to milliGauss
- Not user-friendly
- Few buttons
5. K2 KII EMF Meter Deluxe Black-New & Improved Design—The Ghost Hunting EMF Meter
While EMF meters are primarily used to detect harmful EMF radiation, this particular unit can also be used by ghost hunting enthusiasts. It is popular with paranormal investigations because of its accuracy and reliability.
It measures magnetic and electric electromagnetic radiation, but not RF radiation. However, it is highly accurate when it comes to electric and magnetic radiation thanks to the 50-20,000Hz frequency.
Additionally, it is light and pocket-sized. It also has an easy to use LCD and sound alerts that allow you to take note of the frequencies. Meanwhile, its LEDs improve the accuracy, and the toggle on/off button facilitates convenience.
Things We Like
- Instant response rate
- Easy to read LED scale
- Has sound alerts
- Long battery life
- Useable for both general and paranormal
Things We Dislike
Why Do You Need An EMF Meter?
Despite being tasteless and invisible to the naked eye, electromagnetic waves are very dangerous. Once you realize how harmful EMF radiation exposure is, you will want to have an EMF meter at hand. Here are a few good reasons to buy an EMF meter:
To detect and measure EMF radiation around you – An EMF meter can help you determine the type and exact amount of electromagnetic radiation. It can be used to detect exposures of the magnetic and electric field, as well as radiofrequency radiation in your house.
To test how well an EMF protection product works – For instance, some products are designed to block EMF radiation coming from cell phones. Simply make a phone call and measure levels of radiation. Thereafter, put your cell phone in the protective case and start measuring again to find out if the radiation is reduced and how much.
To protect yourself and your loved ones – Electromagnetic waves are all around us all the time. They pose a danger to our health, so it’s important to protect ourselves from them. While an EMF meter will not lower radiation risk, it will make you aware of it, which is the first step to protecting you and your family from dangerous EMFs.
Types of EMF Fields that Can Cause Adverse Health Effects
There are different sources of EMF fields, some of which represents a health hazard. Let’s check them out.
- Electrical fields: Electrical waves are generated by electrical devices and exposed wires. High levels of electrical emission can cause sleep disturbance and make your body feel drained.
- Magnetic fields: In addition to power lines, these fields originate from improper wiring in appliances or walls. They are very dangerous and can have various adverse effects on health, such as cancer and weak immune system.
- Microwave radiation: It’s a type of electrical radiation. Wireless devices like cellular phones generate microwave radiation. It is believed that this radiation increases the risk of tumors like brain cancer.
- Dirty electricity: It can originate from different sources, including dimmer switches, solar power inverters, and fluorescent lights. High levels of dirty electricity can cause health problems like sleep disorders, tinnitus, and headache.
All of these types of radiation can be detected with EMF meters. It is in your best interest to detect these fields in your home and reduce the risk of radiation as much as possible.
How to Use EMF Meters?
When using an EMF meter, be sure to follow these steps:
- Calibrate your EMF meter: It is a good idea to calibrate your EMF meter before every investigation.
- Hold it at waist level: Hold it upright in front of you. Keep your device steady when conducting readings and move slowly until you note the fluctuations.
- Take baseline readings: Take a few readings and calculate the average to get the base reading.
- Follow the EMF spikes: Move your meter forward and backward, right and left, as well as up and down to identify the location with the strongest signal. Follow the spikes to determine the source if possible.
NOTE: Based on a load of the transmission line, the EMF readings can be different at different times. When it comes to outdoor readings, they could be affected by nearby vehicles, trees, and buildings.
What to Consider When Purchasing an EMF Meter
EMF detectors vary significantly in price. Some cost $50 and below while others cost $300 and above. Due to this variation, it essential that you weigh the cost against the functionality or features.
The lowly priced ones might not have all the features that you need while highly priced ones might be specialized, meaning they read only one type of electromagnetic radiation. It is advisable to go for a detector that will give you maximum functionality but at a reasonable price.
The Intended Use (Tri-axis vs. Single Axis)
When thinking about the intended uses, the two major things to consider are whether the device is tri-axis or single-axis. A tri-axis meter is a bit expensive, but it offers a three-dimensional approach to measurement. That means it is perfect for professional use.
Meanwhile, a single axis device is limited as it can only measure when oriented in a particular axis. It is less costly but not as accurate, too. However, it is perfect for home use where absolute results are not necessary.
In terms of convenience, it is a matter of determining whether the unit offers additional features that increase user convenience. Such features include an on/off button, portability, a manual, low battery indication and so on.
It is important to go through the specifications and determine all the unique features available. Always go for the unit that offers more user convenience.
For any device, the better the specifications, the higher the functionality. With regards to an EMF detector, specs are even more crucial because they determine accuracy. Here are some typical specifications you can consider when purchasing an EMF meter.
- The range
- The power source or sources
- The size and weight
- The resolution
- The availability or absence of audio alarms.
- Technological advancements.
Regarding range, for instance, you can pick a detector with a higher range. When it comes to a power source, consider one with a long-lasting power source. Always go a unit whose specifications offer a better user experience.
FAQs About EMF Meters
Q: What is an Electromagnetic Field?
EMF or Electromagnetic fields are low-frequency radiations emitted by anything electric or electronic.
Q: What does an EMF detector do?
An EMF detector or meter is a device that identifies waves emitted by electrically charged objects on the move.
Q: Is EMF harmful?
Initially, thanks to non-ionizing, they weren’t considered harmful. However, in recent times, electromagnetic fields have been linked to headaches, anxiety, depression, sleep disturbances, blood pressure, and so on.
Q: How can I tell If I am affected with EMF radiations?
One can neither smell nor see such radiation particles, hence we use EMF meters to see if we regularly come in contact with radiation or if we are in an environment full of it.
Q: What can set off an EMF meter?
As the name suggests, electromagnetic fields set off EMF detectors. These fields can be present in high-voltage wires not insulated right, pulses of electricity from switches or appliances being turned on.
It will detect large fields of electricity, from high voltage wires that aren’t properly insulated, to pulses of electricity, such as a microwave being turned on.
Q: How do you read an EMF meter?
Usually, you would have instructions from your chosen EMF detector’s manufacturer. However, the most basic thing to know is that the left side implies lower frequency radiation while the right means the opposite.
Ready To Buy The Best EMF Meters?
Essentially, the best would depend on what you need. We’ve listed one for every budget and type needed. Now, all you have to do is pick.