The Kenwood KA-9800 is an integrated amplifier that was released in the late 1970s. It features a robust design with a power output of 100 watts per channel into 8 ohms, making it suitable for driving a variety of speakers. The amplifier includes multiple input options, including phono, tape, and several line-level inputs, allowing for versatile connectivity with different audio sources. Its tone control section offers bass, treble, and balance adjustments, catering to personalized sound preferences. Additional features include a headphone output, a direct-in option for bypassing the tone controls, and a solid metal construction that ensures durability. The KA-9800 is noted for its reliable performance and is designed with a powerful power supply and ample heat sinking to handle demands during operation. With its vintage aesthetic, the amplifier showcases brushed aluminum front panels and sturdy knobs, appealing to enthusiasts of classic audio equipment.