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公司名稱深圳市漢潤(rùn)電子有限公司
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型號(hào)VA-2230A
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更新時(shí)間2022/5/28 11:56:28
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日本建伍VA-2230A音頻分析儀VA2230A--：Kenwood(建伍)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

音頻分析儀 VA2230A二手全新供應(yīng) 日本建伍VA-2230A說(shuō)明書(shū)齊全產(chǎn)品信息

日本建伍VA-2230A 音頻分析儀 VA2230A--

： Kenwood(建伍)

·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。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(LR: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) 1KHz600Ω load
·Spot oscillator.1..........20Hz(0.001%THD+N80KBW)
·Spot oscillator.2........1KHz(0.001%THD+N80KBW)
·Spot oscillator.3............20KHz(0.001%THD80KBW)
·Measurement function block
·Frequency measurementAC level measurement(relative display/wattage display)DC level measurementtotal distortion measuremetn(THD+N)harmonic distortion measuremtn(THD)harmonic analysis measurement(HD)SINAD measurementS/N measurementratio measruemtn(R/LL/R).
·
·Measuring range......5Hz to 210KHz
·Measurement resolution...........5-digit(≧100Hz)/0.01Hz(<>
·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				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:VdBVdBm
	Distortion:%dB

Measuringmode..	harmonic distortion+noise(THD+N)
Residualnoise/distortion
(100V30V10V3V&1Vranges)..	≦-94dB(10Hz to 20KHz80KBW)
	≦-80dB(alllimits500KBW)
	input≧1/3 offull scale
(300mV range)......	≦-86dB(10Hzto 20KHz80KBW)
	≦-66dB(alllimits500KBW)
	input≧1/3 offull scale
(100mV range).....	≦-74dB(10Hzto 20Khz80KBW)
	≦-60dB(allilmits500KBW)
	input≧1/3 offull scale
(3mV range)......	≦-45dB(10Hzto 10KHz20KBW)
	input+2mVrms

Measuringmode.....	Nos.2-10 harmonic waves are detected and measured
Residual noise/distortion
(100V30V10V3V&1V range)...	≦-100dB(10Hzto 20Khz80KBW)
	≦-80dB(alllimits500KBW)
	input≧1/3 offull scale
(300mV range).....	≦-94dB(10Hzto 20KHz80KBW)
	≦-74dB(alllimits500KBW)
	input≧1/3 offull scale
(100mV range)........	≦-86dB(10Hzto 20KHz80KBW)
	≦-74dB(alllimits500KBW)
	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(1KHzfullscale input)
Frequency response......	±2dB(standard:1KHz)
Display unit......	dB%
Response characteristics...	actual value

Input channels......	AC input:2 CHsalternate(Balanced and unbalanced switchable)
Input impedace......	ACinput:10KΩ100KΩ≦200pF
Maximum allowable input....	150V(DC+AC peak)
Grounding......	Floatingａnd non-floating switchable(independently for DCAC and signal generator)
Averaging count.....	24816OFF
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
....	SH1AH1T8L4SR0RL1PP0DC1DT1C1C2C3C27
	1)Panel staus;2)Measurement value output;3)Memorycopy(between same models);4)Memory synchronization(between same modelssame 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)