亚洲宅男精品一区在线观看-天天躁夜夜躁av天天爽-色噜噜av亚洲色一区二区-国内精品免费久久久久电影院97-国产人无码a在线西瓜影音

歡迎進(jìn)入深圳市測(cè)源電子儀器有限公司網(wǎng)站!
 咨詢電話:0755-82576720
產(chǎn)品目錄

產(chǎn)品資料

音頻分析儀VA-2230
產(chǎn)品型號(hào):
簡(jiǎn)介:

音頻分析儀 VA-2230:集低頻信號(hào)發(fā)生器、電子電壓表、失真表、頻率表、直流電壓表的功能于一身。使用DSP技術(shù),DDS高穩(wěn)定信號(hào)發(fā)生器,為通信應(yīng)用提供SINAD測(cè)量.22通道輸入輸出,GPIB接口.

音頻分析儀VA-2230  的詳細(xì)介紹

簡(jiǎn)單信息:
集低頻信號(hào)發(fā)生器、電子電壓表、失真表、頻率表、直流電壓表的功能于一身。使用DSP技術(shù),DDS高穩(wěn)定信號(hào)發(fā)生器,為通信應(yīng)用提供SINAD測(cè)量.22通道輸入輸出,GPIB接口.
產(chǎn)品簡(jiǎn)介
特點(diǎn)
·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(hào)發(fā)生器、電子電壓表、失真表、頻率計(jì)、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(jiǎn)便,將眾多的功能匯集在一個(gè)小型、高速、高精度的單元中,其價(jià)格比分立單元更具有競(jìng)爭(zhēng)性。
·使用DSP技術(shù),通過(guò)FFT計(jì)算獲得真RMS值
·使用DDS技術(shù)的高速、高穩(wěn)定度信號(hào)發(fā)生器
·寬大的LCD提供了清晰**的顯示
·配備GPIB接口
·為通訊應(yīng)用提供了SINAD測(cè)量
·雙通道輸入/輸出可進(jìn)行通道互擾、分離及L/R率測(cè)量
·頻率計(jì)及AC電平頻率范圍擴(kuò)展至210KHz
·具THD的失真及諧波分析功能
·操作簡(jiǎn)便,測(cè)試功能豐富

技術(shù)指標(biāo)
·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)
Response characteristics.... actual value
Relative measurement range..... 0 to±130dB
Wattage display...... Powercalculation based on AC level


measurement and virtual load(RL)
Resolution of watt display. 5digits max.
Setting range of RL.... 2 to 5000Ω
   
Input channel...... 1CH:for DC input
Input impedance 1MΩ
DClevel measuring ranges.. 5 ranges(100V/30V/3V/300mV/30mV)
DC level emasuring accuracy ±(0.3%fs+0.75%of measuring value)
 
Fundamental frequencyrange 10Hz to 110KHz
Distortionmeasurement range 100% 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
Secondary harmonic deviation.... ±1dB(20Hzto 20KHz)
  ±3dB(all range)
Fundamental wave removal ratio.. 110dBor more
  60dB(NOTCH)+ - 50dB(FET)
Response characteristics  
(input)......... actual value
Response charateristics  
(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)
Display units..... Input level:V,dBV,dBm
  Distortion:%,dB
   
Measuringmode.. harmonic distortion+noise(THD+N)
Residualnoise/distortion  
(100V,30V,10V,3V&1Vranges).. ≦-94dB(10Hz to 20KHz,80KBW)
  ≦-80dB(alllimits,500KBW)
  input≧1/3 offull scale
(300mV range)...... ≦-86dB(10Hzto 20KHz,80KBW)
  ≦-66dB(alllimits,500KBW)
  input≧1/3 offull scale
(100mV range)..... ≦-74dB(10Hzto 20Khz,80KBW)
  ≦-60dB(allilmits,500KBW)
  input≧1/3 offull scale
(3mV range)...... ≦-45dB(10Hzto 10KHz,20KBW)
  input+2mVrms
 
Measuringmode..... Nos.2-10 harmonic waves are detected
and
measured
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
   
SINAD measuringrange..... 0 to 40dB(1 range)
ResidualSINAD....... Same as
   
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)
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
Built-in filters...... HPF(100Hz/200Hz/Optional),LPF(15KHz/20KHz/80KHz/Optional),PSOPHO(IHF-A/CCIR-ARM/DIN-AUDIO/Optional)
Optional filters...... 3KHz BPF/1KHzBPF/315Hz BPF/CCITT
P53TEL/C-MESSAGE/IEC-C
   
   
Operation specifications... 1)Single Up;2)Single Down;
  3)RepeatUp;4)Repeat Down
.... SH1,AH1,T8,L4,SR0,RL1,PP0,DC1,DT1,C1,C2,C3,C27
  1)Panel staus;2)Measurement value
output;3)Memorycopy(between same models);4)Memory synchronization(between
same models,same versions)
... 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.
   
Memory point count... 100 steps(Can bedivided into 10 groups.)
Setting contents... 1)Panelsetting;2)EXT CONTROL I/O;
  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.
Power source..... 100/120/220/240VAC,±10%(max.250V)/Approx.48W
Dimensions..... 426(W)*99(H)*440(D)mm
Weight.... Approx.10kg
Accessories.... Instruction
manual(1),cable(1),powercord(1)
產(chǎn)品留言
標(biāo)題
聯(lián)系人
聯(lián)系電話
內(nèi)容
驗(yàn)證碼
點(diǎn)擊換一張
注:1.可以使用快捷鍵Alt+S或Ctrl+Enter發(fā)送信息!
2.如有必要,請(qǐng)您留下您的詳細(xì)聯(lián)系方式!

推薦產(chǎn)品

粵公網(wǎng)安備 44030702000874號(hào)

主站蜘蛛池模板: 亚洲精品无码aⅴ中文字幕蜜桃 | 亚洲成色www久久网站夜月| 国产亚洲精品久久久久久老妇| 67194成是人免费无码| 久热这里只有精品99国产6| 国产老妇伦国产熟女老妇高清 | 中文有码人妻字幕在线| 亚洲另类春色校园小说| 色综合久久久久综合一本到桃花网| 久久99亚洲精品久久69| 99国产精品久久99久久久| 亚洲国产精品综合久久网各 | 国产精品卡1卡2卡3网站| 狠狠躁夜夜躁人人爽天天古典 | 久久伊99综合婷婷久久伊| 国产强奷在线播放| 欧美另类 自拍 亚洲 图区| 国产日韩精品一区二区三区在线 | 亚洲精品一区二区| 无码乱肉视频免费大全合集| 真实的国产乱xxxx在线| 中文字幕色婷婷在线视频| 妓女妓女一区二区三区在线观看| 高清无码18| 人妻熟人中文字幕一区二区| 女人摸下面自熨视频在线播放| 女同亚洲一区二区无线码| 国产精品无码永久免费不卡| 久久天天躁狠狠躁夜夜躁2012 | 国精产品一区一区三区有限公司杨 | 国产啪精品视频网站| 国产v视频在线亚洲视频| 欧美性猛交xxxx免费视频软件| 亚洲制服有码在线丝袜| 少妇一边呻吟一边说使劲视频| 亚洲狠狠成人网| 亚洲欧洲∨国产一区二区三区 | 亚洲国产精品va在线播放| 两个人看的www免费视频中文| 午夜中文无码无删减| 青青草无码精品伊人久久|