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  文件名称： VA2230A技术指标
  公司名称： 深圳市汉润电子有限公司
  下载次数： 434
  文件详细说明：
  深圳市汉润电子有限公司 www.17430.com
公司地址：深圳市华发北路30号4号楼601公司电话：0755-83340966公司传真：0755-83356908
TexioVA-2230 音频分析仪 音频分析仪 音频分析仪 音频分析仪
品牌：日本德士 Texio/日本建伍 Kenwood
特点 特点特点 特点
·多功能，高精度，高速度，可遥控音频分析仪
·此仪器综合了低频信号发生器、电子电压表、失真表、频率计、直流电压表的功能于一身。中央微处理
器控制意味着可靠性更高，操作更简便，将众多的功能汇集在一个小型、高速、高精度的单元中，其价格
比分立单元更具有竞争性。
·使用DSP技术，通过FFT计算获得真RMS值
·使用DDS技术的高速、高稳定度信号发生器
·宽大的LCD提供了清晰精确的显示
·配备GPIB接口
·为通讯应用提供了SINAD测量
·双通道输入/输出可进行通道互扰、分离及L/R率测量
·频率计及AC电平频率范围扩展至210KHz
·具THD的失真及谐波分析功能
·操作简便，测试功能丰富
技术指标
·SignalGenreatorforMeasurement
·Frequencyrange.........5Hzto20.09KHz(DDSsystem)|20.1KHzto110.0KHz(CRoscillator)
·Frequencysettingresolution........1Hz(5Hzto2.009KHz)|10Hz(2.01KHzto20.09KHz)|
100Hz(20.1KHzto110.0KHz)
·Frequencyaccuracy........±0.005%(5Hzto20.09KHz)|±3%(20.1Khzto110.0KHz)
·Displaydigits........4-digitmax.
·Spotoscillator.1.........20Hz(±0.005%)
·Spotoscillator.2..........1KHz(±0.005%)
·Spotoscillaotr.3..........20KHz(±0.005%)
·Outputchannels.........2CH(L,R:Onlycommonoutput)
·Outputimpedance........600Ω±2%(unbalanced)
·Outputlevelresolution.......0.1dB
·Outputlevelaccuracy........Ω±0.5dBofsetvalue(>-40dBv)|±0.8dBof setvalue(≦-40dBV)
1KHz,600Ωload
·Spotoscillator.1..........20Hz(0.001%THD+N,80KBW)
·Spotoscillator.2........1KHz(0.001%THD+N,80KBW)
·Spotoscillator.3............20KHz(0.001%THD,80KBW)
·Measurementfunctionblock
·Frequencymeasurement,AClevelmeasurement(relativedisplay/wattagedisplay),DClevel
measurement,totaldistortionmeasuremetn(THD+N),harmonicdistortionmeasuremtn(THD),harmonic
analysismeasurement(HD),SINADmeasurement,S/Nmeasurement,ratiomeasruemtn(R/L,L/R).
·
·深圳市汉润电子有限公司 www.17430.com
公司地址：深圳市华发北路30号4号楼601公司电话：0755-83340966公司传真：0755-83356908
·Measuringrange......5Hzto210KHz
·Measurementresolution...........5-digit(≧100Hz)/0.01Hz(<100Hz)
·Measuringaccuracy..........±5*10^-4±1digit
·Inputlevelrange......1mVto100Vrms
Measuring
range.......
V(mV)dBVdBm
100V40.0dBV42.2dBm
30V29.5dBV31.7dVm
10V20.0dBV22.2dBm
3V9.5dBV11.7dBm
1V0.0dBV2.2dBm
300mV-10.5dBV-7.8dBm
100mV-20.0dBV-17.8dBm
30mV-30.5dBV-27.8dBm
10mV-40.0dBV-37.8dBm
3mV-50.5dBV-47.8dBm
1mV-60.0dBV-57.8dBm
0.3mV-70.5dBV-67.8dBm
Measuring
accuracy...........
...
±2%offull-scaleindication(1KHz)
Frequency
response........
±5%(20Hzto20KHz)reference:1KHz
±10%(5Hzto110KHz)reference:1KHz
±20%(5Hzto210KHz)reference:1KHz
Vestigial
noise............
≦4μV(80KBW)
Response
characteristics....
actualvalue
Relativemeasurement
range.....
0to±130dB
Wattage
display......
PowercalculationbasedonAClevel
measurementandvirtualload(RL)
Resolutionofwatt
display.
5digitsmax.
Settingrangeof2to5000Ω深圳市汉润电子有限公司 www.17430.com
公司地址：深圳市华发北路30号4号楼601公司电话：0755-83340966公司传真：0755-83356908
RL....
Inputchannel......1CH:forDCinput
Inputimpedance1MΩ
DClevelmeasuring
ranges..
5ranges(100V/30V/3V/300mV/30mV)
DClevelemasuring
accuracy
±(0.3%fs+0.75%ofmeasuringvalue)
Fundamental
frequencyrange
10Hzto110KHz
Distortionmeasurementrange100%0.0dB
30%-10.5dB
10%-20.0dB
3%-30.5dB
1%-40.0dB
0.3%-50.5dB
0.1%-60.0dB
0.03%-70.5dB
0.01%-80.0dB
Secondaryharmonicdeviation....±1dB(20Hzto20KHz)
±3dB(allrange)
Fundamentalwaveremovalratio..110dBormore
60dB(NOTCH)+-50dB(FET)
Responsecharacteristics
(input)......... actualvalue
Responsecharateristics
(distortion).... actualvalue
Inputlevelrange.....1mVto100V
Inputranges.....V(mV)dBVdBm
100V40.0dBV42.2dBm
30V29.5dBV31.7dBm
10V20.0dBV22.2dBm
3V9.5dBV11.7dBm
1V0.0dBV2.2dBm深圳市汉润电子有限公司 www.17430.com
公司地址：深圳市华发北路30号4号楼601公司电话：0755-83340966公司传真：0755-83356908
300mV-10.5dBV-7.8dBm
100mV-20.0dBV-17.8dBm
30mV30.5dBV-27.8dBm
10mV-40.0dBV-37.8dBm
3mV-50.5dBV-47.8dBm
(30mVto3mVranges:manualonly)
Displayunits.....Inputlevel:V,dBV,dBm
Distortion:%,dB
Measuringmode..harmonicdistortion+noise(THD+N)
Residualnoise/disto
rtion
(100V,30V,10V,3V&1V
ranges)..
≦-94dB(10Hzto20KHz,80KBW)
≦-80dB(alllimits,500KBW)
input≧1/3offullscale
(300mVrange)......≦-86dB(10Hzto20KHz,80KBW)
≦-66dB(alllimits,500KBW)
input≧1/3offullscale
(100mVrange).....≦-74dB(10Hzto20Khz,80KBW)
≦-60dB(allilmits,500KBW)
input≧1/3offullscale
(3mVrange)......≦-45dB(10Hzto10KHz,20KBW)
input+2mVrms
Measuringmode.....Nos.2-10harmonicwavesaredetectedandmeasured
Residual
noise/distortion
(100V,30V,10V,3V&1V
range)...
≦-100dB(10Hzto20Khz,80KBW)
≦-80dB(alllimits,500KBW)
input≧1/3offullscale
(300mVrange).....≦-94dB(10Hzto20KHz,80KBW)
≦-74dB(alllimits,500KBW)
input≧1/3offullscale
(100mV≦-86dB(10Hzto20KHz,80KBW)深圳市汉润电子有限公司 www.17430.com
公司地址：深圳市华发北路30号4号楼601公司电话：0755-83340966公司传真：0755-83356908
range)........
≦-74dB(alllimits,500KBW)
input≧1/3offullscale
Measuringmode.....Nos.2-10harmonicwavesaresettoanyvalueandmeasuredResidual
SINAD
measuringrange.....
0to40dB(1range)
ResidualSINAD......
.
Sameas
Inputlevl......30μVto100Vrms
(bothScomponent&Ncomponent)
Measuring
range......
0to130dB(80KHzBW)
S/Naccuracy........±1.2dB
Response
characteristics....
.
actualvalue
Inputlevel
ragne.....
30μVto100Vrms(bothnumeratoranddenominator)
Ratiorange.......0to±130dB(80KHzBW_
Ratio
accuracy.........
±1.2dB(1KHz,fullscaleinput)
Frequency
response......
±2dB(standard:1KHz)
Displayunit......dB,%
Response
characteristics...
actualvalue
Inputchannels......ACinput:2CHs,alternate(Balancedandunbalancedswitchable)
Inputimpedace......ACinput:10KΩ,100KΩ≦200pF
Maximumallowable
input....
150V(DC+ACpeak)
Grounding......
Floatingandnon-floatingswitchable(independentlyforDC,ACandsignal
generator)深圳市汉润电子有限公司 www.17430.com
公司地址：深圳市华发北路30号4号楼601公司电话：0755-83340966公司传真：0755-83356908
Averagingcount.....2,4,8,16,OFF
Built-in
filters......
HPF(100Hz/200Hz/Optional),LPF(15KHz/20KHz/80KHz/Optional),PSOPHO(IHF-A/
CCIR-ARM/DIN-AUDIO/Optional)
Optional
filters......
3KHzBPF/1KHzBPF/315HzBPF/CCITTP53TEL/C-MESSAGE/IEC-C
Operation
specifications...
1)SingleUp;2)SingleDown;
3)RepeatUp;4)RepeatDown
....SH1,AH1,T8,L4,SR0,RL1,PP0,DC1,DT1,C1,C2,C3,C27
1)Panelstaus;2)Measurementvalueoutput;3)Memorycopy(betweensame
models);4)Memorysynchronization(betweensamemodels,sameversions)
...
1)Levelorfrequencysettingfromanexternalrotaryencoder;2)Direct
memorycall;3)Controloutput;4)Limitjudgmentoutput;5)Memory
listing;6)8-bitdataread;7)Measurementdataprint-out.
Memorypoint
count...
100steps(Canbedividedinto10groups.)
Settingcontents...1)Panelsetting;2)EXTCONTROLI/O;
3)Limitdatabatchmemory.
Temperature/humidit
yforoperation....
0to40℃,RC90%max.
Tempearture/
humidityfor
characte-
risticsinspec.
6to35℃,RC85%max.
LCDTempearture
/humidityfor
operation....
0to30℃,RC90%max.
0to40℃,RH60%max.
Powersource.....100/120/220/240VAC,±10%(max.250V)/Approx.48W
Dimensions.....426(W)*99(H)*440(D)mm
Weight....Approx.10kg
Accessories....Instructionmanual(1),cable(1),powercord(1)
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