S-band 500W power amplifier

The invention discloses an S-band 500W power amplifier which comprises a host (1), a standby (2), a switch switching unit (3), a switch switching control module (4), a base (7) and a 500W power load (8). Wherein the main machine (1), the standby machine (2) and the 500W power load (8) are connected to the switch switching unit (3) through a first cable (5), a second cable (6) and a third cable (28) respectively, the main machine (1) and the standby machine (2) are detachably installed on the base (7), and a first front handle (16), a second front handle (19), a first rear handle (31) and a second rear handle (32) are installed at the front end and the rear end of the base (7) respectively. And the switch switching control module (4) is detachably arranged right above the 500W power load (8). The S-band 500W power amplifier is reasonable in structure, easy and convenient to install, good in waterproof sealing performance, safe and reliable; moreover, mutual backup and active heat dissipation integration of the