Features: * * Made of material, strong and durable *The screen is upgraded to a 1.3 inch OLED screen, which has a larger display area and is clearer and more intuitive. * Based on the original characteristics of high stability, the thermal runaway management design is improved to further improve thermal stability. * Supported by a new thermal pass management, IMD performance with better signal quality improves new heights. * New LPF design makes the power output of each frequency more balanced. * Improved software algorithms to work more efficiently. * Extended UHF KYD RF connector, non-standard installation connectors can now be used. * Optimize some hardware structure design to improve anti-fall ability. Function: * 50W intelligent portable shortwave power standing wave ratio table. * High speed automatic sending and receiving switching; * LPF filter high-speed automatic switching; * Power, standing wave display and protection; * Voltage display and protection; * Temperature display, temperature protection, intelligent heat dissipation; * CW half-plug mode function; *Support switching protocols. Specification: * Frequency range: 3.5MHz-28.5MHz * Input Power: 1-5W * Input Standing Wave: 2.0@50Ω * Output Power: 40-55W @ 13.8V * Output Impedance: 50Ω * Power Supply Voltage: 9.5V-17.5V; 13.8V (Typical Value) * Consumption Current: 12A * Operating temperature: 65℃ * Size: 88*38*143 (without protruding parts); 88*38*160 (including protruding parts) * Weight: approx. 630g Package Content 1 x PA50+ Standing Wave Ratio Table 1 x Power Cord