厂商名称：Anritsu(安立)
天馈测试仪是选择传输线和天线安装和维护用的仪器，是降低维护费用，提高质量的*佳选择。它代替了那种沉重、昂贵和复杂的测试设备。它具有的频率范围反射计技术使它能够在设备突然失效前发现问题，可以节约大量的费用。 天馈测试仪是一种**的手持回程损耗/SWR和错误地址测试仪器。天馈测试仪系列提供从5MHZ-20GHZ宽频覆盖。具备内置错误地址、瓦特计、T型连接器和频谱分析能力。重量轻，坚实，适应温度范围宽，是理想的野外作业工具。该设备的**设计可免受RF干扰，这对现场测试非常重要。特点：·准确的回程损耗/SWR测量·可**的测试传输线和天线·免受现场RF干扰·距离错误窗口显示功能（S120A，S251A/B）·损耗/收益存放（S114B，S332B）·可选瓦特计·可选内置T型连接器（S251A/B）·合成器**到75ppm技术指标
Model
S332B
Frequency
5 to 1200MHz(114B)25 to 3300MHz(S332B)
Frequencyaccuracy(CWmode)
Frequency resolution
Selectable:130,259,517
Immunity to interfering RF signalsupto ^*2
+10dBm(S114B)-5dBm(S332B)
Return loss
SWR
Cable loss
Insertion Loss/GainS251B only
N/A
Distance-to-fault
Wattmeter(RF powermonitor,Option5)
Bias Tee(Option 10A)S251B only
Spectrum analysis
Frequency range
100kHz to 1200MHz(S114B)100kHz to 3000MHz(S332B)
Accuracy
±2 ppm
Aging
±1ppm/yr
Frequency span
0Hz(zero span),100kHz tofullspan
Resolution bandwidth
10kHz,30kHz,100kHz,1MHz
Video bandwidth
3kHz,10kHz,30kHz,300kHz
Display datapoint
400
SSB Phase Noise@(1GHz)30KHz offset
≤-74dBc/Hz
Spuriousresponses(Inputrelated)
≤-70dBm
Spuriousresponses(residual)
≤-45dBc
Dynamic range
≥60dB
Average noise level
≤-90dBm(400kHz span)
Measurement range
+20dBm to -90dBm
Display range
2 to 15dB/div in 1dB steps,10divisionsdisplay
Total level accuracy
±2dB
RF inptu VSWR
2.0:1
Trace memory
Instrumentconfiguration^*4
Test port connector
Maximum input
Temperature
Weight
Size
Electromagneticcompatibility:MeetsEuropean communityrequirements for CEmarking.RS232:9 pin D-sub,three wire serial