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ZLG示波器丨你会测量示波器的刷新率吗？丨ZLG代理商-燊容电科

     最近有朋友问我，他买了一个示波器，刷新率标称200Kwfms/s，他觉得很好奇，问我能否测出来，我跟他说可以的。相对于采样率、存储深度等由硬件特性决定的指标，刷新率完全是由处理器处理方式决定的，合理的数据处理方式可以得到更高的刷新率，接下来我就手把手教大家测量示波器的刷新率，感兴趣的朋友可以拿起手中的示波器测一下。

1、 波形刷新率概念

BOXINGSHUAXINLVYOUJIAOBOXINGBUHUOLV，ZHIDESHIMEIMIAOZHONGBOXINGSHUAXINDECISHU，BIAOSHIWEIBOXINGSHUMEIMIAO(wfms/s)，BOXINGSHUAXINLVYUEGAO，BUHUOYICHANGXINHAODEGAILVYUEDA。YOURENHUIJUEDEHAOQI，PINGMUSHUAXINYIBANZHIYOUJISHIhz，MEIMIAOZHINENGSHUAXINJISHIZHANGTUPIAN，ZHEIMEDUOBOXINGPINGMUKEYIXIANSHIDEGUOLAIMA?SHISHISHANG，SHIBOQILIMIANHAIYOUBOXINGHECHENGQI，RUTU 1SUOSHI，BOXINGHECHENGQIHUIJIANGDUOZHENBOXINGHECHENGYIZHANGTUPIAN，PINGMUMEIMIAOSUIRANZHISHUAXINLEJISHIZHANGTUPIAN，DANSHIMEIZHANGTUPIANLIBAOHANCHENGQIANSHANGWANZHENBOXING，SUOYIBOXINGSHUAXINLVZAIGAOPINGMUDOUSHIKEYIXIANSHIDEGUOLAI。

TU 1 BOXINGHECHENGQI

2、 准备工具

ZHUNBEIGONGJU：BEICESHIBOQI、CELIANGYIQI(SHIBOQI、LUOJIFENXIYI)、20MhzXINHAOYUAN。

SHIBOQIMEICAIYANGYIZHENBOXING，DOUHUIZAITrig outSHUCHUYIGEMAICHONGXINHAO，ZHEIGETrig outJIEKOUTONGCHANGZAISHIBOQIBEIMIAN，YINCIWOMENKEYICELIANGTrig outXINHAOLAICELIANGSHIBOQIDEBOXINGSHUAXINLV。WOMENBENCIYAOCELIANGZDS4000SHIBOQIDEBOXINGSHUAXINLV，XUANYONGZDS1000ZUOWEICELIANGYIQI，QIZHONGZDS4000JIE20MhzXINHAOYUAN，ZDS1000JIEZDS4000DETrig outXINHAO，RUGUONISHOUSHANGMEIYOUEWAIDESHIBOQI，YEKEYIYONGLUOJIFENXIYIZUOWEICELIANGYIQI。

3、 示波器设置

SHIBOQIBIAOCHENGDEBOXINGSHUAXINLVTONGCHANGSHIZUIDAZHI，ERSHIJISHANGMEIGESHUIPINGSHIJIDANGWEISHUAXINLVBUYIZHI，WOMENXUYAOZHAODAOSHUAXINLVZUIDADENEIGESHIJIDANGWEI。SHOUXIANZDS4000XIANSHILEIXINGSHEZHICHENGDIAN，ZDS1000DAKAIYINGJIANPINLVJI，SHISHICELIANGBEICESHIBOQIZDS4000DETrig outXINHAOPINLV，RANHOUJIANGZDS4000SHUIPINGSHIJICONGZUIXIAODANGWEI500psWANGDAXUANZHUAN，GUANCHATrig outPINLV，ZHAODAOZUIDAZHI，KEYIKANDAO，RUTU 2SUOSHI，ZDS4000ZAI10nsSHIJIDANGWEI，Trig outPINLVZUIDA。

TU 2 ZHAODAOTrig outPINLVZUIDADEDANGWEI

4、 刷新率计算

HENDUORENZHIJIEJIANGTrig outPINLVZUOWEIBOXINGSHUAXINLV，SHIJISHANGSHIBUZHUNDE，YINWEIBOXINGSHUAXINLVSHIZHIMEIMIAOBOXINGBUHUODESHULIANG，ERYOUDESHIBOQITrig outSHIJIANXIEXINGDE，YEYOUDESHICHIXUXINGDE，ZUIHAODEBANFAJIUSHITONGJITrig outYIMIAOZHONGDEMAICHONGSHULIANGCAISHIZHUNQUEDEBOXINGSHUAXINLV。RUTU 3SUOSHI，DAKAIZDS1000TONGJICELIANGGONGNENG，SHUIPINGSHIJISHEZHICHENG100msDANGWEI，ZONGGONGCAIYANGSHIJIANWEI1.4s，RiseCountSHANGSHENGYANJISHUQIWEI1.4647M，ZHEHE1sWEI1.046MZUOYOU，SHUOMINGZDS4000SHIBOQIZUIDASHUAXINLVWEI1.046Mwfms/s。

TU 3 SHUAXINLVJISUAN

HENJIANDANBA，BUFANGNAQINISHOUZHONGDESHIBOQICEYIXIA。BOXINGSHUAXINLVYUEGAO，SIQUSHIJIANJIUYUEDUAN。ZLGZHIYUANDIANZIYONGYOU《GAOSHUAXINLVBOXINGHECHENGQI》FAMINGZHUANLI，ZDS4000XILIESHIBOQIZUIGAOSHUAXINLVCHAOGUO1M wfms/s，DADATIGAOLEYICHANGBOXINGDEBUHUONENGLI。

本文引用地址：http://watchesjp.com/newss-1957.aspx

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