Tektronix-MDO3SA-Options-Module-for-MDO3000-Series-Tektronix-MDO3SA-P-The-Tektronix-MDO3SA-is-a-Spectrum-Analyzer-Upgrade-Module-for-the-MDO3000-Series-This-upgrade-module-increases-the-input-frequency-range-from-9k Hz-to-3 G Hz-P-Tektronix-MDO3SA-Options-Module-for-MDO3000-Series