Zeenko Hand Held Tiny Spectrum Analyzer Tinysa ULTRA 4" Display with Battery ZS-
We have replaced the version of tinySA ULTRA (ZS-405) with the new tinySA ULTRA Plus (ZS-406 and ZS-407). If an attenuator is needed. ULTRA mode ZS-407 100k-900MHz. ZS-406 100k-900MHz. ZS-405 100k-800MHz.