Pre-Amplifier

‌Professional Pre-Amplifier: Precision Control for Pristine Audio‌
Our pre-amplifier delivers ultra-low noise (1.2μV SNR) and 0.001% THD, ensuring accurate signal conditioning for ‌hifi systems‌. Featuring XLR/RCA inputs, adjustable impedance matching, and dual-mono design, it optimizes source compatibility while eliminating ground loops. Compact aluminum chassis with EMI shielding and factory-direct pricing.

Pre-Amplifier manufacturer in china

As a leading ‌amplifier factory and supplier‌, we specialize in premium ‌power amplifier professional‌ solutions, including ‌5-channel mixer pre-amplifiers‌, ‌5.1 amplifiers‌, and ultra-high-power ‌amplifier 5000 watts‌ systems. Engineered for studio, live sound, and commercial installations, our ‌Class D amplifiers‌ deliver unmatched efficiency (92% energy conversion) and THX-certified fidelity (0.003% THD, 120dB SNR). The ‌5-channel mixer pre-amplifier‌ supports XLR/TRS inputs with 48V phantom power, DSP-driven EQ, and ground-loop isolation, ideal for multi-zone audio control. Our ‌5000W power amplifiers‌ feature robust toroidal transformers and dual-fan thermal management for 24/7 reliability, while ‌5.1 amplifiers‌ offer Dolby Digital decoding for immersive home theater experiences. All ‌amplifier audio‌ units are CE/FCC/RoHS certified, backed by rigorous MIL-STD-202G testing. As a ‌factory-direct supplier‌, we provide ‌wholesale‌ pricing with 30% bulk-order discounts and OEM/ODM flexibility (branding, rack-mount kits, DSP presets). With 15,000+ units/month capacity and global logistics, we guarantee 5-day lead times for ‌amplifiers for sale‌ in retail, rental, or AV integration markets. Upgrade your inventory with high-margin, professional-grade amplifiers—request samples and exclusive ‌wholesale‌ quotes today!

‌Role of a Pre-Amplifier‌

A pre-amplifier acts as an intermediary between audio sources (turntables, microphones, instruments) and a power amplifier. Its primary role is to amplify weak input signals to line-level voltage, ensuring compatibility with power amplifiers or active speakers. It also provides critical control over volume, tone (via EQ adjustments), and input selection, enabling seamless switching between multiple sources. For analog devices like turntables, phono pre-amps apply RIAA equalization to correct frequency response. High-end pre-amps reduce noise and distortion while preserving signal integrity, crucial for audiophile systems. Advanced models include features like impedance matching, balanced outputs, or digital-to-analog conversion (DAC). By optimizing signal quality and offering user-adjustable settings, pre-amplifiers enhance overall sound clarity, dynamics, and fidelity in both home audio and professional setups.

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