spectrum analyzers best sellers

#1 EMF Meter Advanced GQ EMF Meter,Advanced GQ EMF-390 Multi-Field Electromagnetic Radiation 3-in-1 EMF ELF RF meter, 5G Cell Tower Smart meter Wifi Signal Detector RF up to 10GHz with Data Logger and 2.5Ghz Spectrum Analyzer

$119.80 on Amazon

#2 DPOS350P 4 in 1 Tablet FNIRSI DPOS350P 4-in-1 Tablet Oscilloscope 350MHz, Spectrum Analyzer 200KHz - 350MHz, Frequency Response Analyzer DDS Generator, 2CH Handheld Oscilloscope 1 GSa/s, 7" Touch Screen Digital Phosphor

$279.99 on Amazon

#3 Home Audio Equalizer FULODE Home Audio Equalizer, Professional 31-Band Digital Equalizer,Noise Reduction Rack Mount Audio Spectrum Analyzer,Stereo graphic equalizer Real-time frequency level display

$139.99 on Amazon

#4 RG8X BNC Male to BNC MOOKEERF RG8X BNC Male to BNC Male Coaxial Cable 50FT 50 ohm Ultra Low Loss for Antenna, RF Radio, Modem, Oscilloscope, Spectrum, Analyzer, Signal Generator

$35.99 on Amazon

#5 RG8X BNC Male to BNC MOOKEERF RG8X BNC Male to BNC Male Coaxial Cable 6FT 50 ohm Ultra Low Loss for Antenna, RF Radio, Modem, Oscilloscope, Spectrum, Analyzer, Signal Generator

$13.94 on Amazon

#6 REQ42 S 2 x 21 Band Home Rockville REQ42-S 2 x 21 Band Home Theater Equalizer w/Audio Spectrum Analyzer

$74.95 on Amazon

#7 🔥 BNC Male to BNC Female MOOKEERF BNC Male to BNC Female Coaxial Cable 50 ohm RG8X Coax Ultra Low Loss for Antenna, RF Radio, Modem, Oscilloscope, Spectrum, Analyzer, Signal Generator (10FT)

$15.99 on Amazon

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

$260.90 on Amazon

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

$167.19 on Amazon

#10 TinySA Ultra ZS406 Spectrum 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

$167.19 on Amazon

#11 4 Inch Hard EVA Protective AURSINC 4 Inch Hard EVA Protective Case for NanoVNA H4/TinySA Ultra - Waterproof Shockproof Storage Bag with Carry Strap, Foam Divider, Secure Fit for Vector Network Analyzer and Spectrum Analyzer

$9.89 on Amazon

#12 GQ EMF 380V2 3in1 EMF GQ EMF-380V2 3in1 EMF Meter RF detector up to 8GHz & 2.5Ghz RF Spectrum Analyzer

$110 on Ebay

#13 TinySA Tiny Spectrum SeeSii TinySA Tiny Spectrum Analyzer Frequency Analyzer 100kHz to 960MHz MF HF

$59.99 on Ebay

#14 RF Explorer Spectrum LATNEX RF Explorer Spectrum Analyzer 6G Combo PLUS - Slim w/Aluminum Case(50KHz-6.1GHz)

$538.80 on Ebay

#15 TinySA Ultra ZS407 7.3GHz 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

$260.90 on Amazon

#16 Colorful Music Rhythm Fosi Audio Colorful Music Rhythm Light Bar Audio Spectrum Analyzer Display RGB

$49.99 on Ebay

#17 🔥 🆕 200Watt 4.3 10 Mini DIN BECEN 200Watt 4.3-10 Mini DIN Male RF Dummy Load,DC to 3GHz 50 Ohm，Combine The use of Vector Network Analyzer，Spectrum Analyzer，Oscilloscope， Signal Generator

$68 on Amazon

#18 ULTRABASS BXD3000H Ultra Lightweight Behringer ULTRABASS BXD3000H Ultra-Lightweight 300 Watt 2 Channel Bass Amplifier Head with FBQ Spectrum Analyzer, Ultrabass Processor and Compressor

$209 on Amazon

#19 TinySA Ultra ZS406 5.4GHz SEESII TinySA Ultra+ ZS406 5.4GHz Spectrum Analyzer with Hard Case: 4 inch Portable RF Test Kit with EVA Waterproof Shockproof Protective Shell for Ham Radio, Field Testing, V0.4.6.1

$169.99 on Amazon

#20 🆕 ISDS205B Oscilloscope INSTRUCTSTAR ISDS205B Oscilloscope / Spectrum Analyzer / DDS / Sweep / Data Recorder

$65.79 on Ebay