10 Best Spectrum Analysers in The UK

Last updated on 20/08/2025

Advertising disclosure

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

Free Shipping

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.

OWON XSA815-TG Digital Spectrum Analyzer with Tracking Generator, 9kHz to 1.5GHz Frequency Range,9" TFT LCD with 1280X800 High Resolution for Various Industrial Tests

Free Shipping

Why We Love It

Highly accurate signal analysis.
Supports multiple interfaces.
Stellar display resolution.

Main Highlights

OWON XSA815-TG：Digital spectrum analyzer with tracking generator,effectively distinguishing the nearby signals,quick capture function, complete the capture of ASK/FSK signals and directly obtain its center frequency,power and offset parameters.
Frequency Range 9kHz-1.5GHz：Adopt all-digital intermediate frequency technology, displayed average noise level (DANL): -160 dBm, phase noise: -80 dBc/Hz @ 1 GHz and offset at 10 kHz.Total amplitude accuracy <0.7dB.
Waterfall Plot Graphic Modulation Signal Quality Analysis：Audio demodulation ect. The user can use the waterfall chart to analyse the stability of a signal over time or identify intermittent interference signals in communication systems.
Multiple Interfaces： Include USB host, USB evice, LAN, earphone interface,Equipped with EMI filter (6dB) and quasi-peak detector as standard, it is more accurate for EMI pre-test and diagnosis. support EMC test software (optional).
Tracking Generator Kit：9" TFT LCD with 1280X800 high resolution for various industrial tests,up to 1.5GHz tracking generator kit total amplitude accuracy,can meet the needs of most people.

SeeSii TinySA Ultra+ ZS407 7.3GHz Spectrum Analyzer: 2025 Upgraded 4 Inch HW V0.5.4 100kHz-7.3GHz Handheld Tiny Frequency Analyzer - 2-in-1 RF Signal Generator 100kHz to 900MHz MF/HF/VHF UHF Input

Free Shipping

Why We Love It

Wide frequency range coverage.
Intuitive HD touchscreen display.
Long battery life convenience.

Main Highlights

2025 Upgraded Tinysa Ultra+ ZS407 Spectrum Analyzer: Supports an ultra-wide frequency range of 100kHz–7.3GHz, delivering precise test data for RF system development, satellite alignment, and frequency verification. Features a 4.0-inch HD touchscreen (480×320 resolution) with up to 450 scan points for clear visualization of complex spectrum data. The intuitive interface ensures ease of use, while ESD protection and the latest V0.5.4 hardware system provide professional and stable performance
Broad Frequency Coverage: Supports 100kHz–7.3GHz, ideal for 5G NR, Wi-Fi 6E, satellite communications, and higher wireless frequency bands. Calibrated up to 8GHz, it enables broader applications for high-frequency testing in lab environments. Standard mode covers 100kHz–800MHz, while ULTRA mode extends to 6GHz. With 200Hz–850kHz RBW, it ensures fast, efficient measurements, meeting high-precision needs like SSB two-tone intermodulation tests
Robust Signal Generation: Functioning as both a spectrum analyzer and signal generator, it produces MF/HF/VHF sine waves from 100kHz-900MHz, UHF square waves from 800MHz-6.3GHz, and mixed signals from 4.4GHz-6.3GHz. Our spectrum analyzer antenna's versatility is perfect for RF system development, wireless communication debugging, and RF interference detection, aiding professionals in identifying and resolving frequency issues
Convenient PC Control and Data Transfer: With USB and TinySA-APP connectivity, the device supports real-time data display and transfer, enhancing data management efficiency. This SDR spectrum analyzer includes a 32GB MicroSD card for easy data storage and sharing, catering to spectrum scanning, signal detection, and radio noise measurement needs
10-Hour Working Time: Powered by a 5000mAh rechargeable battery, it offers up to 10 hours of continuous operation, ideal for field use by RF interference troubleshooters and satellite communication technicians. This signal analyzer's compact design makes it portable for various work environments, facilitating quick wireless signal detection and analysis for electronic and audio technicians

AURSINC Upgraded NanoVNA-F V3 Vector Network Analyzer 4.3 1MHz–6GHz Antenna Analyzer Ham Radio Measuring S-Parameters Voltage Standing Wave Ratio SWR,Delay, Phase, Smith Chart Support RTC Real time

Free Shipping

Why We Love It

High-resolution touchscreen display.
Wide frequency measurement range.
Efficient and durable design.

Main Highlights

[Upgraded Performance] nanovna f v3 with 4.3inch (800x480pixel) touchscreen display, 1MHz to 6GHz widely measuring range. With the optimally designed signal processing system, the scan speed is up to 200 points/s and the maximum scanning points is up to 801. The RF interface of antenna analyzer is SMA connector witch can be used to connect DUTs directly and the nanovna analyzer supports TDR function for cable lengths measurement
[Ultra Wide Frequency] Compared with the nanovna f v2 (50kHz-3GHz), the nanovna f v3 antenna analyzer measurement range is improved to 1MHz-6GHz. It can be used for S11 and S21 measurements. The S21 dynamic range of NanoVNA-F V3 is 65 dB, while the S11 dynamic range is 50 dB. The scan points is up to 101-801 and the calibration result storage is 12, covering up to the full low or high frequency range. The vna antenna analyzers are versatile and offer faster and more efficient operation
[Efficient and Worthwhile] The nano vna antenna analyzer is made of metal material, which is durable and can effectively shield electromagnetic interference. Powerful features, including automatic calibration, PC software control, compatible with NanoVNA-Saver to facilitate measurement data transfer, storage and export. Built-in 4500m-ah rechargeable battery, with C-type charging cable and LED charging indicator, suitable for indoor or outdoor application.Can be fully charged in 3 hours.
[Multiple Measurement Functions] NanoVNA-F V3 antenna analyzer is suitable for antenna testing of MF/HF/VHF/UHF/SHF bands. It can also be used to measure filters, amplifiers, attenuators, cables, power dividers, couplers, duplexers and other RF components. Supports a variety of display formats: Log Mag, Linear Mag, Phase, Smith R+jX, Smith R+L/C, VSWR, Polar, Group delay, Resistance, Reactance, etc. Nano vna FV3 is a powerful tool for professionals and amateurs to perform RF testing and analysis.
[Authentic & Package] NanoVNA-F V3 developed by Hugen. Package include AURSINC NanoVNA-F V3 host (with 4500mAh battery) display: 4.3 inch TFT x1, SMA OPEN/SHORT/LOAD calibration kit ×1, SMA-KK adapter ×1, SMA-JJ adapter ×1, SMA-JKW adapter ×1, 20cm SMA-JJ RG405 coaxial cable ×2, USB type-C cable ×1. The vna antenna analyzer provide reliable and accurate measurement results for ham radio operators and professionals.

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

Free Shipping

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

LATNEX SPA-6G Spectrum Analyzer – RF Explorer for 6G Band (15–2700 MHz & 4850–6100 MHz), Frequency Analyzer for Ham Radio, WiFi, Wireless Devices, and Audio Engineers

Free Shipping

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

SeeSii TinySA Ultra+ ZS406 Spectrum Analyzer, 4.0 Inch 100kHz to 5.4GHz Handheld Tiny Frequency Analyzer with 32Gb Card, 2-in-1 Signal Generator MF/HF/VHF UHF Input,V0.4.6.1,2025 Upgraded

Free Shipping

Why We Love It

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

Main Highlights

Upgraded ZS406 TinySA Ultra+:This New Version V0.4.6.1 Spectrum Analyzer is developed by Hugen, with 4.0 inch 480 x 320 large touchscreen display, 100kHz to 5.4GHz widely measure range, with the new ESD protection function, the product has a higher anti-static lAevel 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 5.4GHz 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 5000mAh rechargeable battery,with type-C charging cable and LED charging indicator,it can be fully charged within 3 hours,no need to charge frequently

AURSINC TinySA Ultra+ ZS406 Spectrum Analyzer with 50W Attenuator, 2025 Upgraded 100kHz-5.4GHz V0.4.6 Portable Frequency Analyzer with 32Gb Card, 2-in-1 Signal Generator 100kHz to 900MHz Input

Free Shipping

Why We Love It

High performance frequency range.
User-friendly touchscreen display.
Versatile two-in-one functionality.

Main Highlights

[50dB Fixed Attenuator Spec] Rated to 50 Watts, DC to 3 GHz, N Female to N Male Directional. Attenuation: 50 dB ± 2.5 dB, Impedance: 50 Ω; VSWR and Attenuation Accuracy: 1.20:1 Max. Connector: N(M) Input N(F) Output. Black Anodized Aluminum Heatsink Body
[Upgraded TinySA Ultra] Produced by Hugen, AURSINC Tinysa ULTRA+ zs406 owns high performance frequency in 100khz to 900MHz, and when in ultra mode, the analyzer can reach 5.4GHz. With new 4'' touchscreen display and installed with the latest hardware system V0.4.6. Built-in 32Gb micro SD card for data transfer and storage
[Frequency Range] Tiny sa ultra measures from 100KHz-5.4GHz: Spectrum Analyzer for 0.1MHz-900MHz, with Ultra mode enabled, level calibrated up to 6GHz, can observe signals up to 12GHz. Switchable resolution bandpass filters from 200Hz-850kHz, you can 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 inputcalibration
[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
[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)
[What You Get] 1x Tinysa ULTRA+ zs406 Spectrum Analyzer(4inch touchscreen, 5000mah rechargeable battery); 1x 50W Attenuator; 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 32GB MicroSD card(plugged in the host), 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

Free Shipping

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

5% OffFree Shipping

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

8.8

Excellent

Save 5%

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, Seesii, AURSINC, LATNEX, SDRGEEK, Generic, 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 OWON XSA815-TG Digital Spectrum Analyzer with Tracking Generator, 9kHz to 1.5GHz Frequency Range,9" TFT LCD with 1280X800 High Resolution for Various Industrial Tests by OWON 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 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 Cardat Generic with a 5% 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

Related Deals You Might Like for Spectrum Analysers

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

Music Spectrum Display, LED Music Analyzer, Audio Spectrum Analyzer, Rhythm Light Level Voice Sensor Clock Display, RGB Colorful Sound Control Meter, 12 Dynamic & 7 Color Effects

Audio Spectrum Analyzer, 384 LED 1624RGB Colorful LED Music Spectrum Electronic Clock Voice Controlled Rhythm Light Digital Graphic Equalizer Home Stereo Equalizer for Musicians

AURSINC NanoVNA-H Vector Network Analyzer, Upgraded HW V3.6 10KHz-1.5GHz MF HF VHF UHF Antenna Analyzer, Measuring S Parameters, VSWR, Phase, Delay, Smith Chart, Support Data Storage

EMF Meter, Advanced GQ EMF-390 Multi-Field Electromagnetic Radiation Detector 3-in-1 EMF ELF Meter & RF Spectrum Analyzer, Cell Tower Smartmeter Signal Detector RF up to 10G Data Logger

RF Explorer ISM Combo - Handheld Spectrum Analyzer 240-960 MHz and 2.35 – 2.55 GHz, Includes 2.4G and WSUB1G Models

Audio Spectrum Analyzer, LED Music Voice Spectrum Display, Colorful RGB Light Rhythm Analyzer Clock Display, Sound Control Level Meter for Musicians, 20 Dynamic & 7 Color Effects

LED Music Spectrum Indicator, VU Meter Indicator Analyzer, Audio Connect Rhythm Lights, RGB Audio Level Display Amp lifier Board, Music Visualizations Device

Bewinner 384 RGB LED Music Spectrum Display, Voice Sensor Pickup Analyzer with Clock, 20 Dynamic 7 Color, 140 Display Effects, USB Powered, ABS Material, 16x24, 5V

We scanned 330 products

We concluded that: