This oscillation frequency range of Audio Generator is usually between voice frequency band super voice frequency band.lts main function is to measure the characteristics of Audio Circuit.A high performance Audio Generator is definitely able to meet the versatile consumers' demands.LGA101A is a portable-type Audio Generator with 600 ohm output impedance.all band voltage floating ±1dB,low distortionoutpot wave from 0.05%, high output voltage,stable oscillation circuit loop and minimum frequency floating. 参数： ·频率范围：10Hz-1MHz 5 decade bands ·准确度：    Hz-1MHz (±5%+2Hz)    0Hz-100kHz (±3%+2Hz) ·输出阻抗：600Ω，unbalance. ·输出控制：0dB-20dB-40dB and Fine adjuster. 正弦波输出 ·频率范围：10Hz-1MHz ·输出电压：5Vrms,max. ·输出失真率：    400Hz-20KHz,0.1% or Less.    50Hz-500KHz,0.5% or Less. ·输出波动：±1.5dB(1KHz) 方波输出 ·频率范围：10Hz-1MHz ·输出电压：10Vp-p or more ·上升时间：0.25μS or less 同步性能 ·频率范围：±3% of oscillator frequency ·输入阻抗：Approx 10kΩ. ·最大输入：10Vrms. ·电源部分：AC 110V or 220V,50-60Hz,5 Watt. ·尺寸：200(W) X 190(D) X 143(H)mm