50W Portable Shortwave Power Amplifier With 4-Gear LPF Automatic Transmit And

  

: Features automatic transmit/receive switching for more convenient operation during communication to ensure smooth transitions without manual intervention. : Supports 4-band manual or external control band switching, compatible with multiple band switching protocols, providing versatility for different radio applications. Temperature Protecting and Intelligent Cooling? : Incorporates temperature protecting function and an intelligent cooling system to maintain the most appropriate operating temperatures, ensuring reliable performance even during prolonged use. : It is designed with an optimized housing structure to resist accidental drops and provide higher durability, ensuring long-lasting reliability in various conditions. : Features a compact design with a power output of 40-55W at 13.8V, making it suitable for portable shortwave radio setups and field operations. Packing List: 1 Shortwave Power Amplifier 1 Cable 1 Control Cable.