50W HF Power Amplifier for Ham Radios with Built in TX/RX Cut off Circuit
50W HF Power Amplifier for Ham Radios with Built in TX/RX Cut off Circuit. Features: Brand new and high quality Made of high quality materials, sturdy and Built-in TX/RX automatic cut-off circuit, when there is signal input, it will automatically switch to transmission mode, no need to equip a dedicated PTT line. Built-in powerful fan, automatically turns on heat dissipation when the temperature reaches the set value, with low wind noise. Appropriate appearance and size, high communication efficiency and sufficient power.
Before use, you need to use Nano VNA or similar tools to confirm that the transmitting antenna impedance is 50? Also, the each additional item means. The the same color and size. Transit time may be a little delayed because of the. If you have any questions.