Enhance your portable shortwave communication with this high-performance Portable Power Amplifier, designed with a durable aluminum alloy casing for optimal heat dissipation and long-lasting use. Operating within a wide frequency range of 2MHz to 30MHz, this amplifier supports versatile band switching options and delivers powerful output to meet diverse shortwave amplification needs. Key Features: · Versatile Band Switching: Supports 4 manual or external control line band switching methods, allowing easy and flexible frequency adjustments to suit various operating conditions. · Automatic TX/RX Switching: Integrated circuitry enables smooth transmission and reception switching without requiring a dedicated PTT line, simplifying operation and improving efficiency. · Intelligent Cooling System: The aluminum alloy casing combined with a powerful built-in fan ensures efficient heat dissipation and automatic cooling activation at preset temperature thresholds, maintaining optimal performance and protecting the device from overheating. · Compatibility with Multiple Protocols: Seamlessly switches between ICOM and XIEGU band switching protocols, providing broad compatibility with popular shortwave transceivers. · High Transmission Power: Capable of amplifying input power from 3-6W to a robust output power range of 80-120W at 13.8V, delivering strong and clear signal transmission for portable shortwave applications. Specifications: · Item Type: Portable Power Amplifier · Material: Aluminum Alloy · Frequency Range: 2MHz-30MHz · Input Power: 3-6W · Input VSWR: ≤2.0 at 50Ω · Output Power: 80-120W at 13.8V · Output Impedance: 50Ω · Supply Voltage: 12-15V (Typical 13.8V) · Current Consumption: ≤18A · Operating Temperature: ≤65℃ Package Includes: · 1 x Portable Power Amplifier This Portable Power Amplifier combines versatility, power, and intelligent thermal management in a compact, rugged design, making it an essential accessory for shortwave radio enthusiasts and professionals seeking reliable signal amplification on the go.