50W Shortwave Amplifier with 4-Gear LPF Automatic Transmit & Receive3489

  

50W Shortwave Amplifier with 4-Gear LPF Automatic Transmit & Receive3489. [Automatic Transmit&Receive Switching]: Features automatic transmit/receive switching for more convenient operation during communication to smooth transitions without manual intervention.

[Flexible Band Selection]: 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. [Rugged Housing Structure Design]: It is designed with an optimized housing structure to resist accidental and provide higher durability, ensuring long-lasting reliability in various conditions.

[Compact and Portable]: 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.