1-Channel Monoblock Digital Amplifier

Step up your bass performance with the Diamond Audio DMD500.1D Monoblock Class D Digital Amplifier, engineered to deliver powerful, clean, and efficient low-frequency output for modern car audio systems. Designed as part of the high-value DMD Series amplifiers, the DMD500.1D combines advanced technology, compact design, and serious power for enthusiasts who want more impact without breaking the bank.

Built using advanced Class D digital amplifier technology, the Diamond Audio DMD500.1D amplifier delivers 500W RMS at 2 ohms and 340W RMS at 4 ohms, providing strong, controlled bass for subwoofers in cars, trucks, and custom builds. Its high-efficiency design minimizes heat while maximizing output, ensuring stable performance during extended listening sessions.

Engineered with 4-layer FR4 PCB construction and precision SMD circuitry, this monoblock car amplifier offers consistent power delivery and long-term durability. The inclusion of balanced differential inputs ensures clean, noise-free signal transmission, even in complex installations.

Fine-tune your system with variable low-pass and high-pass crossover controls (35Hz–350Hz), adjustable phase control, and up to 18dB bass boost, allowing you to dial in the perfect subwoofer response. The included remote bass knob provides convenient, real-time control over bass levels from the driver’s seat.

Designed for easy installation, the DMD500.1D Class D amplifier features selectable REM, VOX, and DC turn-on modes, making it compatible with both factory and aftermarket head units. A LED-lit logo indicates power and protection status, while built-in short circuit, thermal, and voltage protection ensures reliable operation.

Key Features

• Model: DMD500.1D monoblock Class D digital amplifier
• 500W RMS @ 2Ω / 340W RMS @ 4Ω
• Compact, high-efficiency amplifier design
• 4-layer PCB with advanced SMD technology
• Variable LPF/HPF crossover and phase control
• Up to 18dB bass boost for enhanced output
• Balanced differential inputs for clean signal
• Selectable REM / VOX / DC turn-on modes
• Includes remote bass knob and LED status indicator

The Diamond Audio DMD500.1D amplifier delivers powerful, precise, and reliable bass, making it the perfect upgrade for high-performance yet affordable car audio subwoofer systems.