VOSS AUDIO TWO-CHANNEL AMPLIFIERS PFC-225

Product Description

PRODUCT DESCRIPTION:
The PFC Ultra-High Power Series Amplifier adopts the latest multi-loop feedback Class-D amplifier technology. The power supply utilizes STMicroelectronics active power factor correction (PFC) chip and PWM soft-switching technology, optimized for audio power amplification. This ensures continuous, powerful performance and comprehensive protection functions, providing exceptional technical specifications and high stability. The series features lightweight design, high efficiency, energy-saving operation, low heat dissipation, high reliability, ample power output, outstanding sound quality, and strong driving capability, making it ideal for various performance and entertainment venues.
PRODUCT FEATURES:
1. High efficiency and energy saving, reducing operational costs.
2. Compact, lightweight, and robust structure.
3. Compliant with safety regulations and electromagnetic compatibility standards.
4. Wide voltage range support (100–240VAC).
5. Utilizes high-end components from top international manufacturers, ensuring premium quality.
6. Temperature-controlled fan for quiet operation.
7. Modular design, making maintenance easy.
8. 2-channel design, ideal for mobile performances.
9. Rigorously tested for reliability, environmental adaptability, and user experience, ensuring smooth and enjoyable operation.
PRODUCT FUNCTIONS:
1. Three operational modes: Stereo, Parallel, and Bridged.
2. Four selectable gain levels.
3. Output limiter switch.
4. XLR balanced input.
5. Temperature power control, over-temperature indication, and over-temperature protection.
6. Overload power control, ensuring uninterrupted sound output.
7. DC output protection for amplifiers.
8. Undervoltage protection for power supply.
9. Limiter and fault indicators.
RATED SPECIFICATIONS
1. Rated Power:
o 8Ω Stereo: 2 × 2500W
o 4Ω Stereo: 2 × 3400W
o 16Ω Bridged: 1 × 5000W
o 8Ω Bridged: 1 × 6800W
2. RMS Output Voltage (THD = 1%, 1kHz): 141.4V
3. Input Sensitivity (Rated Output Power, 1kHz): Selectable: 41dB, 38dB, 35dB, 32dB
4. THD+N: Typical Value: 0.01% (10% Rated Output Power, 1kHz, 8Ω)
5. Crosstalk Suppression: ≥90dB (Below Rated Power, 20Hz-1kHz, 8Ω)
6. Frequency Response: Typical Value: +0dB, -0.5dB (10% Rated Output Power, 20Hz-20kHz, 8Ω)
7. Input Impedance:
o Balanced: 20kΩ
o Unbalanced: 10kΩ
8. Damping Factor: Typical Value: 5000 (20Hz-200Hz, 8Ω)
9. Signal-to-Noise Ratio: ≥105dB (A-weighted, 20Hz-20kHz, 8Ω)
10. Power Requirements: 100~240VAC, 50/60Hz
11. Protection Features:
o Under-voltage protection
o DC output protection
o Overheat protection
o Temperature power control
o Overload power control
12. Dimensions (WxHxD): 483 × 45 × 370mm
13. Net Weight: 9kg