United States

Harman/kardon is a brand that specializes in the production of high-quality audio equipment.

Harman/kardon

The Harman/Kardon HK 640 is a solid-state stereo receiver that was released during the late 1970s. It is often appreciated for its blend of performance and distinctive design. The receiver features a classic, minimalist aesthetic with a brushed aluminum front panel, which was typical for that era. It includes a number of inputs for various audio sources, such as phono, auxiliary, and tape, allowing users to connect turntables, CD players, and other equipment. The HK 640 typically offers an output power of around 45 watts per channel at 8 ohms, making it suitable for driving a wide range of speakers. In addition to its power rating, it boasts a low total harmonic distortion level, contributing to a clean audio signal. The receiver also contains a built-in FM/AM tuner and a simple yet effective equalization system. For users interested in audio quality, the signal-to-noise ratio is a crucial specification, and the HK 640 aims to provide a good level of clarity with minimal interference.

HK 640

by Harman/kardon

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