厂商 ：深圳市瑞普高电子公司
广东 深圳- 主营产品：
- 频谱分析仪
- 音频分析仪
- 误码仪
联系电话 ：13714375177
商品详细描述
Texio VA-2230A 音频分析仪|VA2230A音频测试仪|日本德士
品牌： Kenwood(建伍) Texio日本德士
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
·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
·Measurement resolution...........5-digit(≧100Hz)/0.01Hz(<100Hz)
·Measuring accuracy..........±5*10^-4±1digit
·Input level range......1mV to 100Vrms
·
·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
·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
·Measurement resolution...........5-digit(≧100Hz)/0.01Hz(<100Hz)
·Measuring accuracy..........±5*10^-4±1digit
·Input level range......1mV to 100Vrms
·
|
Measuring range.......
|
V(mV)
|
dBV
|
dBm
|
|
|
|
100V
|
40.0dBV
|
42.2dBm
|
|
|
|
30V
|
29.5dBV
|
31.7dVm
|
|
|
|
10V
|
20.0dBV
|
22.2dBm
|
|
|
|
3V
|
9.5dBV
|
11.7dBm
|
|
|
|
1V
|
0.0dBV
|
2.2dBm
|
|
|
|
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%of full-scale indication(1KHz)
|
|||
|
Frequency response........
|
±5%(20Hzto 20KHz) reference:1KHz
±10%(5Hz to 110KHz)reference:1KHz ±20%(5Hz to210KHz) reference:1KHz |
|||
|
Vestigial noise............
|
≦4μV(80KBW)
|
|||
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Response characteristics....
|
actual value
|
|||
|
Relative measurement range.....
|
0 to±130dB
|
|||
|
Wattage display......
|
Powercalculation based on AC level
measurement and virtual load(RL) |
|||
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Resolution of watt display.
|
5digits max.
|
|||
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Setting range of RL....
|
2 to 5000Ω
|
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|
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Input channel......
|
1CH:for DC input
|
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Input impedance
|
1MΩ
|
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DClevel measuring ranges..
|
5 ranges(100V/30V/3V/300mV/30mV)
|
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DC level emasuring accuracy
|
±(0.3%fs+0.75%of measuring value)
|
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|
|
||||
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Fundamental frequencyrange
|
10Hz to 110KHz
|
|||
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Distortionmeasurement range
|
100%
|
0.0dB
|
||
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30%
|
-10.5dB
|
||
|
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10%
|
-20.0dB
|
||
|
|
3%
|
-30.5dB
|
||
|
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1%
|
-40.0dB
|
||
|
|
0.3%
|
-50.5dB
|
||
|
|
0.1%
|
-60.0dB
|
||
|
|
0.03%
|
-70.5dB
|
||
|
|
0.01%
|
-80.0dB
|
||
|
Secondary harmonic deviation....
|
±1dB(20Hzto 20KHz)
|
|||
|
|
±3dB(all range)
|
|||
|
Fundamental wave removal ratio..
|
110dBor more
|
|||
|
|
60dB(NOTCH)+ - 50dB(FET)
|
|||
|
Response characteristics
|
|
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(input).........
|
actual value
|
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Response charateristics
|
|
|||
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(distortion)....
|
actualvalue
|
|||
|
Input level range.....
|
1mVto 100V
|
|||
|
Input ranges.....
|
V(mV)
|
dBV
|
dBm
|
|
|
|
100V
|
40.0dBV
|
42.2dBm
|
|
|
|
30V
|
29.5dBV
|
31.7dBm
|
|
|
|
10V
|
20.0dBV
|
22.2dBm
|
|
|
|
3V
|
9.5dBV
|
11.7dBm
|
|
|
|
1V
|
0.0dBV
|
2.2dBm
|
|
|
|
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
|
|
|
|
(30mV to 3mV ranges:manual only)
|
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Display units.....
|
Input level:V,dBV,dBm
|
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Distortion:%,dB
|
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Measuringmode..
|
harmonic distortion+noise(THD+N)
|
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Residualnoise/distortion
|
|
|||
|
(100V,30V,10V,3V&1Vranges)..
|
≦-94dB(10Hz to 20KHz,80KBW)
|
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≦-80dB(alllimits,500KBW)
|
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|
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input≧1/3 offull scale
|
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(300mV range)......
|
≦-86dB(10Hzto 20KHz,80KBW)
|
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|
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≦-66dB(alllimits,500KBW)
|
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|
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input≧1/3 offull scale
|
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(100mV range).....
|
≦-74dB(10Hzto 20Khz,80KBW)
|
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|
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≦-60dB(allilmits,500KBW)
|
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|
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input≧1/3 offull scale
|
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(3mV range)......
|
≦-45dB(10Hzto 10KHz,20KBW)
|
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|
|
input+2mVrms
|
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|
|
||||
|
Measuringmode.....
|
Nos.2-10 harmonic waves are detected and measured
|
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|
Residual noise/distortion
|
|
|||
|
(100V,30V,10V,3V&1V range)...
|
≦-100dB(10Hzto 20Khz,80KBW)
|
|||
|
|
≦-80dB(alllimits,500KBW)
|
|||
|
|
input≧1/3 offull scale
|
|||
|
(300mV range).....
|
≦-94dB(10Hzto 20KHz,80KBW)
|
|||
|
|
≦-74dB(alllimits,500KBW)
|
|||
|
|
input≧1/3 offull scale
|
|||
|
(100mV range)........
|
≦-86dB(10Hzto 20KHz,80KBW)
|
|||
|
|
≦-74dB(alllimits,500KBW)
|
|||
|
|
input≧1/3 offull scale
|
|||
|
|
|
|||
|
Measuring mode.....
|
Nos.2-10 harmonicwaves are set to any value and measured Residual
|
|||
|
|
|
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|
SINAD measuringrange.....
|
0 to 40dB(1 range)
|
|||
|
ResidualSINAD.......
|
Same as
|
|||
|
|
|
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|
Input levl......
|
30μV to 100Vrms
|
|||
|
|
(both S component&N component)
|
|||
|
Measuring range......
|
0 to 130dB(80KHzBW)
|
|||
|
S/N accuracy........
|
±1.2dB
|
|||
|
Response characteristics.....
|
actualvalue
|
|||
|
|
|
|||
|
Input level ragne.....
|
30μV to 100Vrms(bothnumerator and denominator)
|
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|
Ratio range.......
|
0to ±130dB(80KHzBW_
|
|||
|
Ratio accuracy.........
|
±1.2dB(1KHz,fullscale input)
|
|||
|
Frequency response......
|
±2dB(standard:1KHz)
|
|||
|
Display unit......
|
dB,%
|
|||
|
Response characteristics...
|
actual value
|
|||
|
|
||||
|
Input channels......
|
AC input:2 CHs,alternate(Balanced and unbalanced switchable)
|
|||
|
Input impedace......
|
ACinput:10KΩ,100KΩ≦200pF
|
|||
|
Maximum allowable input....
|
150V(DC+AC peak)
|
|||
|
Grounding......
|
Floatingand non-floating switchable(independently for DC,AC and signal generator)
|
|||
|
Averaging count.....
|
2,4,8,16,OFF
|
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|
Built-in filters......
|
HPF(100Hz/200Hz/Optional),LPF(15KHz/20KHz/80KHz/Optional),PSOPHO(IHF-A/CCIR-ARM/DIN-AUDIO/Optional)
|
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|
Optional filters......
|
3KHz BPF/1KHzBPF/315Hz BPF/CCITT P53TEL/C-MESSAGE/IEC-C
|
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|
|
|
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|
|
|
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|
Operation specifications...
|
1)Single Up;2)Single Down;
|
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|
|
3)RepeatUp;4)Repeat Down
|
|||
|
....
|
SH1,AH1,T8,L4,SR0,RL1,PP0,DC1,DT1,C1,C2,C3,C27
|
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|
|
1)Panel staus;2)Measurement value output;3)Memorycopy(between same models);4)Memory synchronization(between same models,same versions)
|
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|
...
|
1) Levelor frequency setting from an external rotary encoder;2)Direct memory call;3)Controloutput;4)Limit judgment output;5)Memory listing;6)8-bit data read;7)Measurementdata print-out.
|
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|
|
|
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|
Memory point count...
|
100 steps(Can bedivided into 10 groups.)
|
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|
Setting contents...
|
1)Panelsetting;2)EXT CONTROL I/O;
|
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|
|
3)Limitdata batch memory.
|
|||
|
|
||||
|
Temperature/humidity for operation....
|
0to 40℃,RC 90% max.
|
|||
|
Tempearture/
humidity for characte- ristics in spec. |
6 to 35℃,RC 85% max.
|
|||
|
LCD Tempearture
/humidity for operation.... |
0to 30℃,RC 90% max.
|
|||
|
|
0 to 40℃,RH60%max.
|
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|
Power source.....
|
100/120/220/240VAC,±10%(max.250V)/Approx.48W
|
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|
Dimensions.....
|
426(W)*99(H)*440(D)mm
|
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|
Weight....
|
Approx.10kg
|
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|
Accessories....
|
Instruction manual(1),cable(1),powercord(1)
|
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