Fangrui Product Details Microwave Switch, Also Known As Radio Frequency Switch, Realizes The Function Of Controlling Microwave Signal Channel Conversion. This Module Adopts Sp4t Single-pole Four-throw Mode To Realize The Switching Of Four-way Signals. Because Of Its Low Insertion Loss, Wide Frequency Band, And High Isolation, It Is Widely Used In Communication System Equipment, Cnc Structures Are Used Shell, Easy To Install, Stable And Reliable Performance. Model:qm-sw-4st Working Frequency:0.1-6g Working Mode:choose Four From One Typical Insertion Loss:1db Port Isolation:45db Typical Value Impedance:50ohm Maximum Input Power:28dbm Switch Switching Time:150ns Power Supply:+3.3 To +5v With Mounting Positioning Holes Weight:80 Grams Control Method: Control Port A: L, Control Port B: L Rf Output To Rf1; Control Port A: H, Control Port B: L Rf Output To Rf2; Control Port A: L, Control Port B: H Rf Output To Rf3; Control Port A: H, Control Port B: H Rf Output To ; (external Voltage Control, H: 3.3-5v, L: 0v Or Ground) Due To Differ