Description
The Dynatech HP-4000 is a professional high-power Class-H amplifier designed for DJs, live sound reinforcement, auditoriums, rental PA systems, and subwoofer applications. It is built around a robust toroidal transformer power supply and features advanced protection circuitry, high-current performance, and efficient cooling for reliable operation under demanding conditions.
More Information
Key Features
- Class-H amplifier design
- Heavy-duty toroidal transformer power supply
- Stereo, Parallel, and Bridge operating modes
- High-current output stage
- Input peak limiter for speaker protection
- Fast recovery circuitry for low distortion
- Variable-speed cooling fans
- XLR and ¼-inch jack inputs
- Speakon and binding-post speaker outputs
- High damping factor for tight bass response
- Short-circuit, overload, and open-circuit protection
- Clip limiter and peak current limiter
- Thermal, RF, and ultrasonic protection
Technical Specifications
- Output Power @ 8Ω Stereo: 800 W × 2 RMS
- Output Power @ 4Ω Stereo: 1300 W × 2 RMS
- Output Power @ 2Ω Stereo: 1750 W × 2 RMS
- Output Power @ 8Ω Bridge: 2550 W
- Output Power @ 4Ω Bridge: 3400 W





