特点
·测量速度：0.15ms/测点
·1Hz步进
·动态范围：100dB
·内置程控器
·3个测试端口
技术指标
Number of measurement channels
modelsA/B:2 channels/4 traces
modelC:4 channels/8 traces
Measurementsettings
AH models A/R,B/R,A/B,A,B
BH models transmission,reflection
CH models S11,S12,S21,S22,S11&S21，S22—S12
Display formats log/lin amplitude,phase,groupdelay,real and imaginary part,|Z|,R,X,|Y|,G,B
Smith chart marker display for log/lin amplitude,phase,realand imaginary part,R+JX,G+JB,
Polar coordinates markerdisplay for log/lin amplitude,phase,real and imaginary part
Signalcharacteristics
Frequency range,resolution 40MHzto 3.8(8)Ghz,1Hz
with option20 up to 20Mhz
Accuracy(25±5℃) 0.01dB
Accuracy(50Mhz,25±5℃) 0.5dB
Frequency response(25±5℃) 2dB(Vpp)
Impedance 50Ω
Signa purity
Harmonic distortion <-20dBc(40Mhz to 3.8Ghz,max.output power)
Nonharmonic distortion <-25dBc(40Mhzto 3.8GHz,max.output power)
Phasenoise
(10KHz offset,1kHz RBW) (-85dBc+20log(f/40MHz))dBc
Sweep characteristics
Parameters frequency,level
Range full frequencyrange or full level range depending on model
Sweep mode linear frequency or level sweep;user-defined
Sweep time 0.15ms/testpoint with normalization
0.25ms/testpoint with 2-port calibra-tion
Testpoints 3,6,11,21,51,101,201,301,601,801,1201
Trigger continuous,single,external
Receiver characteristics
Input N connector,50Ω
Maximum input level
0dBm(model A/B)
+15dBm(model C)
Noise level
withmaximum input signal
-90dBc at RBW=3khz
-100dBc at RBW=10kHz
Resolution bandwidth 10Hzto 10kHz in 1 to 3steps
Input crosstalk
R3765(<3.8GHz) -90dB
Model C(2.6 to 3.8Ghz) -85dB
Directivity
<2.6GHz -30dB
<3.8Ghz -26dB
<8Ghz -22dB
Amplitudemeasurement
Resolution 0.001dB
Accuracy
-10dBm,50MHz,25±5℃ ±0.5dB
Amplitude response max.inputlevel-20dB
-10 to -60dBm ±0.05dB
Phase measurement ±180℃
Resolution 0.01℃
Frequency response ±5℃
-10to -50dB ±0.3℃
Group-delaymeasurement 1 ps to 250s
Resolution 1ps
Display see overviewof models
Markers
upto 10 independent markers+delta
marker with the option of showing all
markers in a list
Automatic searchfunction min,max,bandwidth,etc.
SWR,filter parameters
Data transfer
Built-inBASIC controller provided as standard,high-speed evaluationfunctions for essential trace points through direct data access;con-trol of externaldevices via IEC/IEEE bus
bus
Disk drive 3.5,720Kbyrt(DD),1.44Mbyte(HD)
External interfaces 15-pinVGA
IEC bus (iEEE 488.2,SCPI)
RS-232(for BASIC controller only)
Paraller interface 24bit,2*TTL 8-bitoutput,2*4-bit input/output for BASIC applications;
PS2 connector for US keyboard
External reference frequency 1,2,5,10Mhz,>0dBm
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