贵阳音响批发市场的专业术语声压级是指实际声压和基准声压之比的20倍对数值，单位是分贝。是一项衡量音响系统的发声情况、扩声场所的声学质量指标的重要指标。
■Model PRO-1000
■Channel 2
■8Ω Stereo Power 2*1000W
■4Ω Stereo Power 2*1500W
■2Ω Stereo Power 2200W
■8Ω Bridged Power 3000W
■4Ω Bridged Power 4400W
■Signal to Noise >106dB
■Slew Rate >80V/us
■Damping Factor >550
■Frequency Response (+/-0.1dB)
20Hz+20KHz
■THD (Rated power@ 8 Ohm, 1KHz) <0.01%
■LMD(Rated power@ 8 Ohm) <0.01%
■Input Sensitivity 0.775V,1.0V,1.55V
■Input Impedance 10K Ohm Unbalanced;
20K Ohm Balanced
■LPF 20Hz-180Hz Valid
■HPF 130Hz-20KHz Valid
■Input CMRR <-75dB
■Cross Talk <-70dB
■Main Power Supply 220V 50/60Hz,
Fuse:T10A
■Protection Short Circuit, Overload,
Overvoltage, Overheat
■Size W*D*H(cm) 48.3*41.8*13.3
■N.W. 31 kg
■Unit Piece
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