GW-Instek-GSP-810-150KHZ-1GHZ-Spectrum-Analyser-DM-PM-TG-GW-Instek-GSP-810-DM-PM-TG-P-The-GW-Instek-GSP-810-Spectrum-Analyzer-is-a-digitally-synthesized-easy-to-use-RF-measurement-instrument-with-a-frequency-range-up-to-1 G Hz-It-uses-a-state-of-art-design-with-a-phased-locked-RF-system-that-combines-measurement-quality-&-performance-with-an-affordable-price-P-P-The-GW-Instek-GSP-810-is-also-designed-for-rugged-use-with-1W-input-protection-With-a-compact-size