10 Best Spectrum Analysers in The UK

Last updated on 07/06/2025

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OWON XSA815-TG (with Tracking Generator) Portable Spectrum Analyzer Digital Logic Analyzer,9 Inch TFT LCD Frequency Range 9kHz to 1.5GMHz Machine Measuring Instrument for Certain Parameters

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Why We Love It

Quick detection of signals' parameters.
High performance with USB support.
Waterfall chart for signal analysis.

Main Highlights

Quick detection function: car remote key TPMS tyre pressure modules and small radio modules usually use ASK / FSK modulation. XSA815TG can complete the capture of ASK/FSK signals and directly retrieve its mid frequency, power and offset parameters.
High performance: supports the communication port USB host, USB device, LAN, headphone jack and VGA. Up to 1.5GHz tracking generator kit (optional) Total amplitude accuracy,can meet the needs of most people.
Provides EMC test function (requires optional software): Built-in more than 200 common EMC test standards and control templates. The user selects the corresponding template and the software automatically sets the spectrum analyser and records the test data. The data and regulations can be compared on the same screen. Users can also adjust rules for comparative analysis.
Waterfall chart graphic: show the behaviour of different signal parameters over time. Track frequency and performance behaviour over time, especially intermittent signals. The user can use the waterfall chart to analyse the stability of a signal over time or identify intermittent interference signals in communication systems.
Widely used: Provides EML pre-compliance test function,standard equipped with EML filter (6dB) and quasi peak detector, it is more accurate for EML pre-test and diagnosis.Test the power consumption of home and office equipment, input surwaves and standby power, amplitude and electrical levels etc.

SPA-6G RF Explorer Spectrum Analyzer 6G Combo. Handheld Frequency Analysis for Ham Radio, Wireless Devices, WiFi Networks, Audio Engineers (SPA-6G Up to 6.1GHz)

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Why We Love It

Impressive wide frequency band.
Identifies WiFi problems efficiently.
Deluxe carry case included.

Main Highlights

[ Impressive Wide Frequency Band ] – 15 MHz to 2.7 GHz and 4.85 GHz to 6.1 GHz (3G and 6G Combo models)
[ WIFI Analyzer Mode ] – Allow you to identify Wifi issues and find the optimized channel or the best place for your routers or access-points to be places
[ Advanced Functionatily Available ] – Connecting to a Windows or MAC PC using the free downloadable professional software with Waterfall 3D and 2D elements
[ Deluxe Carry Case & Firmware Upgrade ] – Keep accessoires organized and your device protected. Firmware: some of the features and operation accuracy will be improved in upcoming lifetime free firmware revisions
[ Comprehensive Support and Easy Returns ] – Your purchase includes both technical support and an easy returns policy. Our team is happy to help you via phone or email through Amazon Messages

MZZYG Vector Network Analyzer 6G Remote Control Spectrum Analyzer Checking Interference Source 2G, 3G, 4G (LTE)

Why We Love It

Wide ranging spectrum coverage.
Comprehensive signal analysis features.
User-friendly one-button measurements.

Main Highlights

9k to 6G spectrum analyzer.
One-button measurements: Channel Power, ACPR, Field Strength, OBW.
Interference Analyzer: Spectrogram, Signal Strength, RSSI, Interference Location, XID, DPS, Delta Spectrum.
Signal Analyzer: LTE, TD-LTE, WCDMA/HSDPA+, TD-SCDMA/HSDPA+, CDMA/EVDO, GSM/EDGE.
Gate sweep for TD signal analysis.

AURSINC Tinysa Ultra+ ZS407 Spectrum Analyzer, 2025 Upgraded HW V0.5.4 100kHz-7.3GHz 4.0 Inch Handheld Frequency Analyzer, 2-in-1 Signal Generator 100kHz to 900MHz MF/HF/VHF UHF Input, with 32Gb Card

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Why We Love It

Ultra-wide frequency range capability.
Powerful signal generation feature.
Long-lasting battery for convenience.

Main Highlights

2025 Upgraded Tinysa Ultra plus ZS407: With ultra-wide frequency range of 100kHz-7.3GHz, enabling you to capture and analyze a broader spectrum of signals precisely. With 4” IPS-TFT LCD (480×320) display can show a maximum of 450 points per scan, clearly presenting signal details and measurement results. Supports PC control, enabling easy data transfer and analysis
7.3GHz Ultra-Wide Frequency Range: The TinySA Ultra+ ZS407 Spectrum Analyzer covers a frequency range of 0.1 - 900MHz, with Ultra mode enabled up to 7.3GHz, level calibrated up to 7.3GHz. Can observe signals up to 12GHz, which represents a significant improvement over previous models. It can accurately capture and analyze a broader range of signals, making it suitable for a variety of complex RF testing scenarios
Powerful Signal Generation Capability: The Tiny sa Ultra+ ZS407 can act as a Signal Generator with sine wave output between 0.1 MHz and 900 MHz, square wave output up to 6.3 GHz, or RF test signal output up to 7.3 GHz. It has a rich variety of signal generation types and a wide frequency range
High-Gain Low-Noise Amplifier (LNA): The internal LNA gain can reach 20dB up to 7.3GHz, effectively enhancing the reception ability of weak signals. At the same time, at 100MHz, the DANL is as low as -169dBm/Hz when the LNA is on, reducing noise interference and improving the accuracy of signal measurement
Long-Lasting Battery: Equipped with a Li-polymer 3.7V 5000mAh battery, the battery life is significantly increased compared to previous models. It can meet the needs of continuous testing for a long time or outdoor operations, reducing the inconvenience of frequent charging and improving work efficiency. Built-in 32GB micro SD card, solving the on-site data storage issue, convenient for data sharing and storage
Paking List: 1x Tinysa ULTRA+ ZS407 Spectrum Analyzer; 1x 32GB Micro SD card (plugged in the host); 2x 30cm ALSR100 SMA cables; 1 x USB Type-C data cable; 1x SMA-SMA barrel connector; 1x TLanyard and touch plectrum; 1x Antenna with SMA connector; 1x stylus pen

2024 Upgraded TinySA Ultra Spectrum Analyzer, SeeSii 4.0 Inch 100kHz to 5.3GHz Handheld Tiny Frequency Analyzer with 32Gb Card, 2-in-1 Signal Generator 100kHz to 800MHz MF/HF/VHF UHF Input,V0.4.5.1

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Why We Love It

Large touchscreen for easy viewing.
Ultra-wide measuring frequency range.
Multifunctional with Signal Generator.

Main Highlights

✅【2024 Upgraded TinySA Ultra】:This New Version V0.4.5.1 Spectrum Analyzer is developed by Hugen, with 4.0 inch 480 x 320 large touchscreen display, 100kHz to 5.3GHz widely measure range, with the new ESD protection function, the product has a higher anti-static level and a longer service life, and built-in 32Gb micro SD card, can directly record data to the card ,which is convenient for your data sharing and storage.
✅【Frequency Range】:Compared to the tinysa (100kHz to 960MHz), the upgraded tinysa ULTRA has 100kHz to 5.3GHz ultra-wide measuring frequency range, spectrum analyzer for 0.1-800MHz, with Ultra mode up to 0.1MHz-6GHz.Switchable resolution band pass filters for both ranges between 200Hz to 850kHz. Color display showing 450 scan points covering up to the full low or high frequency range. Faster and more accurate measurement performance, you can easily cope with measurement testes in various fields.
✅【2 in 1 Multifunctional Frequency Analyzer & Signal Generator】:When not used as Spectrum Analyzer it can be used as Signal Generator,with sine wave output between 0.1-800MHz or square wave or dual tone output up to 4.4GHz.Built-in calibration signal generator that is used for automatic self test and low input calibration.
✅【PC Control】:Connected to a PC via USB it becomes a PC controlled Spectrum Analyzer or Signal Generator.Tinysa-APP transfers data directly to the computer.The USB interface implements CDC protocol and there is a large set of commands that can be invoked over the serial interface. These command can be used to perform measurements or update internal settings. The driver for Windows will install automatically after connecting to a Windows PC. The driver for Linux is built into the kernel.
✅【Ultra-long Battery Life】:The upgraded tinysa analyzer built-in 3000m-ah rechargeable battery,with type-C charging cable and LED charging indicator,it can be fully charged within 3 hours,no need to charge frequently.
✅ 【200Hz-850kHz RBW】:The RBW is as low as 200Hz, which can effectively distinguish adjacent signals and meet the requirements of SSB dual-satellite inter-modulation test. Input Step attenuator from 0dB to 31dB (can not be used not in combination with LNA).
✅【Package List】:1x Tinysa ULTRA Spectrum Analyzer; 2 x30cm ALSR100 SMA cables;1 x USB Type-C data cable;1 x SMA-SMA barrel connector ;1x TLanyard and touch plectrum;1 x Antenna with SMA connector.1 x32GB MicroSD card(plugged in the host), 1 x Touchscreen pen. It's very useful as an antenna analyzer for your ham station, easy to set without fancy calibration.
✅ 【Reliable After-Sales Service】:We provide professional technical support to keep you away from after-sales worries. If you are not satisfied with SeeSii TinySA ULTRA or have any other questions, please feel free to contact us. Our after-sales service experts will reply to your information as soon as possible, We will do our best to solve your problems, and you can purchase and experience with confidence.

AURSINC TinySA Ultra+ ZS406 Spectrum Analyzer, 2025 Upgraded 4.0 Inch 100kHz-5.4GHz HW V0.4.6 Handheld Frequency Analyzer with 32Gb Card, 2-in-1 Signal Generator MF/HF/VHF UHF Input

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Why We Love It

Upgraded frequency analyzer features.
Wide frequency range.
Dual function spectrum analyzer.

Main Highlights

[UPGRADED SPECTRUM ANALYZER] AURSINC Tinysa Ultra+ ZS406 installed with NEW HW V0.4.6, with 4.0 inch 480*320 touchscreen display, 100kHz to 5.4GHz widely measure range. Built-in 32GB micro SD card, solving the on-site data storage issue, convenient for data sharing and storage. Built-in 5000mAh battery, a fully-charged battery allows for at least 3 hours of operation, without frequent recharging interruptions
[WIDELY FREQUENCY RANGE] The Tiny sa ULTRA+ has an ultra measuring frequency range of 100kHz to 5.4GHz, spectrum analyzer for 100kHz-900MHz and Ultra mode up to 6GHz. Switchable resolution bandpass filters from 200Hz to 850kHz, you could fast and accurate execute measurement tests. Color display showing max 450 points providing gapless covering up to the full frequency range
[2 IN 1 DEVICE] When not used as Spectrum Analyzer it can be used as Signal Generator, MF/HF/VHF sinus output between 100kHZ-900MHz, UHF square wave output between 800mHz-4.4GHz, Mixing signal output is between 4.4GHz-5.4GHz. Built-in calibration signal generator that is used for automatic self test and low input calibration
[200Hz-850kHz RBW] RBW frequency from 200hz to 850khz which can be set to match the measurement requirements, meet SBB two-tone test requirements and fast scanning. The RBW is as low as 200Hz, which can effectively distinguish adjacent signals and meet the requirements of SSB dual-satellite inter-modulation test. Input Step attenuator from 0dB to 31dB (can not be used not in combination with LNA)
[EXCELLENCE PHASE NOISE] Phase noise at 30MHz of -108dB/Hz at 100kHz offset and -115dB/Hz at 1MHz offset, DANL -166dBm/Hz. In the level menu, there is the LNA, which will provide 20db of extra gain if you have very low level signal (the LNA in tinySA ULTRA is only effective below 3.5GHz) The default maximum frequency is 800mhz, so you no longer have to switch between low and high range, and can monitor the complete range in one sweep
[PC CONTROL] This tinysa ultra can connect to a PC via USB, Tinysa-APP directly transfers data to the computer. The USB interface implements the Serial over USB (CDC) protocol and there is a large set of commands that can be invoked over the serial interface. These command can be used to perform measurements or update internal settings. The driver for Windows will install automatically after connecting to a Windows PC. The driver for Linux is built into the kernel
[WHAT YOU GET] 1x Tinysa ULTRA Spectrum Analyzer (built-in 5000mah rechargeable battery); 1x 32GB Micro SD card (plugged in the host); 2x 30cm ALSR100 SMA cables; 1 x USB Type-C data cable; 1x SMA-SMA barrel connector; 1x TLanyard and touch plectrum; 1x Antenna with SMA connector; 1x stylus pen

4Inch TinySA Ultra Spectrum Analyzer 100kHz-5.3GHz,V0.4.5.1 Portable Tiny Frequency Analyzer with 32GB SD Card & 3000mAh Battery, 2-in-1 RF Signal Generator RBW LNA DANL Phase Noise

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Why We Love It

Wide frequency range capability.
Built-in signal generator feature.
Convenient data storage option.

Main Highlights

【New TinySA Ultra Mode】The ULTRA Tinysa developed by Hugen can reach an ultra-wide frequency range from 100kHz to 5.3GHz. The 4-inch large screen provides clear data images and sensitive operation touch. It also has a new ESD protection function, installed the latest hardware system V0.4.5.1, professional and stable.
【Frequency Range】ULTRA tinysa has 100kHz to 5.3GHz ultra-wide measuring frequency range, spectrum analyzer for 0.1-800MHz. In Ultra mode, up to 0.1MHz-6GHz. It has 200Hz-850kHz RBW, adjacent signals effectively distinguished when RBW reach 200Hz, meet SSB two-tone test requirements, maximum width 850kHz, RBW implements fast scanning.
【Used As Signal Generator】It is 2 in 1 device, can be used as Signal Generator. Built-in calibration signal generator that is used for automatic self test and low input calibration. 100k-800MHz sine wave output; 800MHz-4.4GHz square wave output; 4.4GHz-5.4GHz mixing signal output.
【Include 32GB SD Card】 This ULTRA spectrum analyzer built-in 32Gb micro SD card, can directly record data to the card ,which is convenient for your data sharing and storage. You won't be bothered by saving data any more, and can take tinysa for use at anywhere and anytime.n 240MHz-960MHz.
【3000mAh Rechargeable Battery & PC Control】 The tinysa analyzer built-in 3000mAh rechargeable battery，can be used for up to 8 hours. Support PC Control，you can also transfer data to your computer through tinySA-APP connection. The driver for Windows will install automatically after connecting to a Windows PC. The driver for Linux is built into the kernel.

TinySA ULTRA Spectrum Analyzer, 100kHz-5.3GHz V0.4.5.1 Frequency Analyzer, 100kHz-800MHz RF Signal Generator, RBW LNA DANL Phase Noise, MF/HF/VHF/UHF Input, 4” Touch Screen, 32GB Card

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Why We Love It

Ultra-wide frequency range.
Responsive 4” touchscreen display.
Includes 32GB SD card.

Main Highlights

Spectrum Analyzer upgraded with an ultra-wide frequency range 100kHz-5.3GHz, spectrum analyzer for 100kHz-800MHz, RBW 200Hz-850kHz
Signal Generator also serves as a signal generator for automatic self-testing and low input calibration: sine wave output 100kHz-800MHz, square wave output 800MHz-4.4GHz, and mixed signal output 4.4GHz-5.4GHz
TinySa Ultra Spectrum Analyzer features a 4” touch screen, responsive to operate, intuitive to display data and graphics
Spectrum Analyzer equipped with ESD protection function to safeguard the device, reduce potential malfunction, and prolong service life
Signal Generator comes with a 32GB SD card to directly save data, and also supports link to PC via mobile App

THYXGS LED Music Spectrum Display Analyzer, RGB Audio Level Bar Display Analyzer Board, Digital Clock, Voice Control + Line Control, 4 Frequency Ranges, For Car, Studio

Why We Love It

Vibrant color screen display.
Multiple display and clock modes.
Easy voice and wired control.

Main Highlights

【Color Screen LED Display】Equipped with a color screen LED music spectrum display analyzer, this LED music spectrum indicator can intuitively indicate the audio level.
【Display Mode】It has 36 display styles, 16 colors, 4 frequency ranges, 5 clock modes and 9 spectrums. The music spectrum is displayed when there is music input, and the clock is displayed when there is no music input.
【2 Control Methods】Voice control will jump as long as there is sound, and the wired control method needs to connect the audio cable, and it will jump with the music input by the audio.
【Digital Clock】Adopts the precise clock display with a built-in crystal oscillator, with an accuracy of ±3.8ppm and a monthly error of less than 10 seconds, integrating function and style.
【USB Power Supply】The music voice rhythm spectrum display adopts USB 5V 1A, with a power of 3W. The USB 5V power supply can be powered by a mobile phone charger or computer USB, but it cannot be charged.

Seesii Portable TinySA Spectrum Analyzer, Upgraded V0.3.1 Handheld Tiny Frequency Analyzer 100kHz to 960MHz MF/HF/VHF UHF Input,Signal Generator with 2.8 inch Touch Screen with ESD Protect Function

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Why We Love It

Wide frequency range with filters.
Doubles as a signal generator.
Includes PC control feature.

Main Highlights

【Frequency Range 】Tiny Spectrum Analyzer with two inputs, high quality MF/HF/VHF input for 0.1MHZ-350MHz, lesser quality UHF input for 240MHz-960MHz. Switchable resolution bandpass filters for both ranges between 2.6kHz and 640kHz. Color display showing 290 scan points covering up to the full low or high frequency rangefrequency range. The tinySA contains all the components of a conventional heterodyne swept spectrum analyzer.
【Built-in Calibration Signal Generator】When not used as Spectrum Analyzer it can be used as Signal Generator, MF/HF/VHF sinus output between 0.1MHZ-350MHz, UHF square wave output between 240MHz-960MHz. Built-in calibration signal generator that is used for automatic self test and low input calibration.
【Tiny Spectrum analyzers & ESD Function】Switchable resolution bandpass filters for both ranges between 2.6kHz and 640kHz.Color display showing 290 scan points covering up to the full low or high frequency range. Bulit-in rechargeable battery allowing a minimum of at least 2 hours portable use.The performance of the 2021 latest version 3.1 will be more stable and sensitive, with a new ESD protrcted function enable the product to have a higher antistatic level and a longer service life.
【PC Control】Connected to a PC via USB it becomes a PC controlled Spectrum Analyzer.The USB interface implements the Serial over USB (CDC) protocol and there is a large set of commands that can be invoked over the serial interface. These command can be used to perform measurements or update internal settings. The driver for Windows will install automatically after connecting to a Windows PC. The driver for Linux is built into the kernel.
【Package List】1x Tiny Spectrum Analyzer; 2 x 20cm RF Cable;1 x USB Cable;1 x SMA Female to Female Connector;1x Touchscreen Pen;1 x SMA Telescopic Antenna.It's very useful as an antenna analyzer for your ham station, easy to set without fancy calibration.The firmware of the tinySA can be updated by the user. New versions of the firmware needed please contact seller for download link.

8.8

Excellent

We scanned 330 products

We reviewed these offers relevant to the Spectrum Analysers within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like OWON, LATNEX, MZZYG, AURSINC, Seesii, SDRGEEK, Generic, THYXGS, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Spectrum Analysers in the market, we considered we took a deep dive into 1651 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is OWON XSA815-TG (with Tracking Generator) Portable Spectrum Analyzer Digital Logic Analyzer,9 Inch TFT LCD Frequency Range 9kHz to 1.5GMHz Machine Measuring Instrument for Certain Parameters. We love many things about this product by OWON. What sets it apart from the competition is Quick detection of signals' parameters, High performance with USB support, Waterfall chart for signal analysis.
The best value product for most shoppers and where user satisfaction is continuously the highest is SPA-6G RF Explorer Spectrum Analyzer 6G Combo. Handheld Frequency Analysis for Ham Radio, Wireless Devices, WiFi Networks, Audio Engineers (SPA-6G Up to 6.1GHz) by LATNEX based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Spectrum Analysers and the best cost-to-value ratio is AURSINC TinySA Ultra+ ZS406 Spectrum Analyzer, 2025 Upgraded 4.0 Inch 100kHz-5.4GHz HW V0.4.6 Handheld Frequency Analyzer with 32Gb Card, 2-in-1 Signal Generator MF/HF/VHF UHF Inputat AURSINC with a 14% discount.
Our list of the best Spectrum Analysers is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.

10 Best Spectrum Analysers in The UK

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We scanned 330 products

We concluded that: