The Denon DP-3500 is a direct drive turntable that was introduced in the late 1970s and is recognized for its quality construction and performance. It features a heavy-duty chassis, which helps in reducing vibrations and enhances playback stability. The DP-3500 is equipped with a high-torque direct drive motor, allowing for precise control over speed, and it supports both 33 1/3 RPM and 45 RPM playback speeds. The tonearm is typically a S-shaped design, which helps in reducing tracking error and facilitating smooth tracking of records. Additionally, the turntable has a built-in stroboscope for speed monitoring and a pitch control feature for slight adjustments during playback. The DP-3500 often comes with a detachable headshell, making it easier to swap cartridges. It is also compatible with a variety of cartridge types, providing versatility for audiophiles. The build quality of the Denon DP-3500 includes a heavy platter, which adds to its mass and stability during operation, further minimizing the impact of external vibrations. Overall, the Denon DP-3500 is appreciated for its solid performance and features, making it a desirable choice for vinyl enthusiasts.