MA2450 8Ω 2X450W 4Ω 2X675W Amplificador digital de dois canais – Valtec-Tubesound Saltar para o conteúdo
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MA2450 8Ω 2X450W 4Ω 2X675W Amplificador digital de dois canais

Descrição

Potência de Saída Estéreo 8Ω: 2 canais × 450W
Potência de Saída Estéreo 4Ω: 2 canais × 675W
Potência de Saída em Ponte 8Ω: 1200W
Gama de Frequências: 2–20kHz ±0.2dB
Distorção Harmónica: <0.05%
Relação Sinal/Ruído: ≥95dB
Sensibilidade de Entrada: 0.775V

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describe

The entire series is powered by high-quality circulating transformers, with high-quality large capacity electrolytic capacitor filtering. The static power consumption of the whole machine is low, and the dynamic energy is abundant
The circuit adopts classic pulse width modulation amplification circuit, with an efficiency of up to 90%. The components are selected according to HIFI level standards, making the sound performance more perfect
The entire series adopts advanced automatic gain control (AGC) technology to ensure high fidelity amplification of audio signals and effectively protect amplifiers and speakers from clipping distortion damage
The entire series has complete protection circuits: soft start at startup, undervoltage, overvoltage, overheating, overload, overcurrent, DC protection

System Data
Stereo output power 8 Ω: 2 channels x 450W
Stereo output power 4 Ω: 2 channels x 675W;
Bridge output power 8 Ω: 1200W;
Frequency range: 2-20KHz ± 0.2dB;
Harmonic distortion:<0.05%;
Signal to noise ratio: ≥ 95dB;
Input sensitivity: 0.775V;
Amplifier type: AB;
Voltage gain: 36.7dB;
Input impedance:>20K Ω;
Working voltage: 200V 50Hz;
Indicator light: signal protection overload;