Kenwood VA-2230A 音頻分析儀|VA2230A音頻測試儀|日本建伍 品牌： Kenwood(建伍) 詳情請聯系：謝天杰 13556800119 特點 ·多功能，高精度，高速度，可遙控音頻分析儀 ·此儀器綜合了低頻信號發生器、電子電壓表、失真表、頻率計、直流電壓表的功能于一身。中央微處理器控制意味著可靠性更高，操作更簡便，將眾多的功能匯集在一個小型、高速、高精度的單元中，其價格比分立單元更具有競爭性。 ·使用DSP技術，通過FFT計算獲得真RMS值 ·使用DDS技術的高速、高穩定度信號發生器 ·寬大的LCD提供了清晰jq的顯示 ·配備GPIB接口 ·為通訊應用提供了SINAD測量 ·雙通道輸入/輸出可進行通道互擾、分離及L/R率測量 ·頻率計及AC電平頻率范圍擴展至210KHz ·具THD的失真及諧波分析功能 ·操作簡便，測試功能豐富 技術指標 ·Signal Genreator for Measurement ·Frequency range.........5Hz to 20.09KHz(DDS system) | 20.1KHz to 110.0KHz(CR oscillator) ·Frequency setting resolution........1Hz(5Hz to 2.009KHz) | 10Hz(2.01KHz to 20.09KHz) | 100Hz(20.1KHz to 110.0KHz) ·Frequency accuracy........±0.005%(5Hz to 20.09KHz) | ±3%(20.1Khz to 110.0KHz) ·Display digits........4-digit max. ·Spot oscillator.1.........20Hz(±0.005%) ·Spot oscillator.2..........1KHz(±0.005%) ·Spot oscillaotr.3..........20KHz(±0.005%) ·Output channels.........2CH(L,R:Only common output) ·Output impedance........600Ω±2%(unbalanced) ·Output level resolution.......0.1dB ·Output level accuracy........Ω±0.5dB of set value(>-40dBv) | ±0.8dB of set value(≦-40dBV) 1KHz,600Ω load ·Spot oscillator.1..........20Hz(0.001%THD+N,80KBW) ·Spot oscillator.2........1KHz(0.001%THD+N,80KBW) ·Spot oscillator.3............20KHz(0.001%THD,80KBW) ·Measurement function block ·Frequency measurement,AC level measurement(relative display/wattage display),DC level measurement,total distortion measuremetn(THD+N),harmonic distortion measuremtn(THD),harmonic analysis measurement(HD),SINAD measurement,S/N measurement,ratio measruemtn(R/L,L/R). · ·Measuring range......5Hz to 210KHz