The Dual 421 is a turntable chassis that was manufactured in Germany between 1973 and 1974. It is part of a series that includes other models like the Dual CS 420 and Dual 1211. The 421 model was marketed to audiophiles and those seeking quality analog sound reproduction. Its construction reflects a balance of aesthetic appeal and functional engineering, showcasing Dual's commitment to quality and performance in the audio space during that era. The specifications of the turntable typically include attributes such as solid build quality, precision engineering, and the capacity to deliver high-fidelity audio experiences through various playback options. While specific technical details may vary, it generally features manual start/stop controls, adjustable tracking force, and a standard platter size compatible with various cartridges. As with many Dual turntables, the design aimed to minimize vibrations and maximize sound quality, making the Dual 421 a desirable choice for both new and seasoned vinyl enthusiasts.