Second Hand Spectrum Analysers
There are so many different spectrum analysers to pick from, available from leading manufacturers and in differing models. These devices measure the magnitude of input signals versus frequency within a full frequency range of instrument. These analysers come in many different second hand conditions to suit all budgets.

We may be compensated for any purchases made
![]() | Spectrum Analyser ADVANTEST R4131D 10kHz - 3.5GHz Spectrum Analyser ADVANTEST R4131D 10kHz - 3.5GHz, Main unit only, no cables. GP-IB Remote Control port. Input impedance 50 Ohm, Input sensitivity -116 dBm | £497.07 or make offer £8.41 delivery |
![]() | 4.0 inch Tiny-SA Ultra ZS405 Portable Spectrum + Frequency Analyser - RRP £220 Maximum level that can be input to the spectrum analyzer without damaging the spectrum analyzer. Can observe signals up to 12GHz. Signal Generator with sine... | £179.02 or make offer Free delivery |
![]() | 2711 Tektronix Spectrum Analyzer 9kHz-1.8Ghz Used good condition. Untested. Powers on and shows no error. | £404.50 or make offer £5.88 delivery |
![]() | HP853A + 8559A spectrum analyser 21GHz The HP853A + 8559A spectrum analyser covers a frequency range of 10MHz to 21GHz. The unit has not been used for a couple of years... | £414.70 or make offer £8.41 delivery |
![]() | HP 5086-6884 YIG Oscillator Mixer For 26.5GHz Spectrum Analyzer HP 5086-6884 YIG Oscillator Mixer For 26.5GHz Spectrum Analyzer Tested working ✅ | £975.00 £18.00 delivery |
![]() | Viavi MTS 4000 + CWDM COSA-4055 Optical Spectrum Analyzer 1260-1625 nm The COSA-4055 is the smallest CWDM optical spectrum analyzer (OSA) on the market. Can be combined with CWDM OTDR modules. Maintenance and troubleshooting of CWDM... | £795.00 or make offer £39.95 delivery |
![]() | Finisar WaveAnalyzer 100S Compact Optical Spectrum Analyzer Finisar WaveAnalyzer 100S Compact Optical Spectrum Analyzer in good working order was taken from a working envoirment 16 days return. | £3950.00 Free delivery |
![]() | Marconi 2370 Spectrum Analyzer RF Parts Marconi 2370 Spectrum Analyzer RF Parts, taken out of unit which was in parts so sold for spares. | £44.90 £6.90 delivery |
![]() | Anritsu MS2651B Spectrum Analyzer 9 kHz–3 GHz – Powers On, No Display, for Repai For sale: Anritsu MS2651B Spectrum Analyzer (9 kHz–3 GHz). Unit powers on (LED & fans active), but the main display remains blank. Likely an internal display cable/board issue—exact... | £586.05 or make offer £8.41 delivery |
![]() | AGILENT 8593E SPECTRUM ANALYZER 9KHz-22GHz Terms & Condition. Note: ➢ Buyer is responsible for import Duties, Taxes & Custom Charges. These charges are not included in the pricing. ➢ We... | £1674.58 or make offer Free delivery |











