The Tokyo Hy-Power HL-450B is a desktop shortwave linear amplifier. It supports 80-10 meters with an RF output of 400 watts PEP. The amplifier requires 13.8V DC and draws a maximum current of 60A during transmit. It features a built-in SWR/power meter and has an input power limit of 50W. Dimensions are 90 × 220 × 330 mm and the unit weighs 5 kg.
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These estimates are based on the following prices: