Diamond SX-600 SWR Power Meter UV Dual Band Shortwave 5W 50W 200W Standing Wave Meter for Diamond Antenna   Specification: – Model: SX-600 – Measuring power: 5W, 20W, 200W – SWR measuring minimum power: S1 (1W), S2 (4W) – Loss: S1 (0.2DB below), S2 (0.3DB below) – Using range: S1 (1.8 – 160MHz) (140 – 525MHz) – Interface: M – J – Size: 155 x 63 x 103mm – Weight: 630g Package Included: – 1 x SX-600 SWR Power Meter