Spectrum Analyzer Board, High Accuracy Signal Source Module, 35‑4400M USB Network Signal Analysis with Tracking Source: Amazon.com: Industrial & Scientific
Triarchy VSA6G2A USB Vector Spectrum Analyzer ($950.00) : Saelig Online Store
MetaGeek KIT-000003 Wi-Spy DBx (2.4/5) USB Spectrum Analyzer
Tektronix USB Spectrum Analyzer | Elektor Magazine
Tektronix RSA306B 6.2 GHz/40 MHz USB Real Time Spectrum Analyzer
Spectrum Analyzer With Aluminum Alloy Shell Sweep Signal Source Power Meter With A Usb Interface High Quality 35-4400mhz - Contactors - AliExpress
LTDZ_35M-4400M Spectrum Analyzer,USB Interface Signal Source Analysis Module,Frequency Domain Analysis Tool with Tracking: Amazon.com: Industrial & Scientific
Triarchy Mini USB Spectrum Analyzer TSA4G1 - China Spectrum Analizer, USB Spectrum Analyzer | Made-in-China.com
USB-SA124B — 12.4 GHz Spectrum Analyzer | Signal Hound
PC-based USB spectrum analyzers for basic test and measurement routines introduced by Saelig | Military Aerospace