anzhaojiaoraoyuandetezheng、pinciguimo、dianyahezukangdengcanshujifuzaitezhengdeqingqiu，qiadangtiaoxuanlvboqi，putongzhenzhuo：
qiyi，qingqiudiancijiaoraolvboqizaixiangyingrenwupinduanguimonei，nengzhizufuzaiqingqiudeshuaijiantezheng，ruoyizhonglvboqishuaijianliangbunengzhizuqingqiushi，zekejienaduojilian，keyihuoxuqudebidanjigenggaodeshuaijian，chabiedelvboqijilian，keyihuoxuqudezaikuanpindaineijiechushuaijiantezheng。
qier，yaozhizufuzaidianlurenwupincihexuannapincideqingqiu，ruoshiyaoannadepinciheyouxiaojingqidenghaopincihenshikaojinshi，zexuyaopincitezhenghenshijunqiaodelvboqi，cainengzhizubaannadejiaoraopincilvdiao，zhixukejingyouguochengyouxiaopincijingqidenghaodeqingqiu。
qisan，zaisuoqingqiudepincishang，lvboqidezukangbixuyutapiliandejiaoraoyuanzukanghefuzaizukangxianghunpei，ruoshifuzaishigaozukang，zelvboqideshuchuzukangyingweidizu；ruoshidianyuanhuojiaoraoyuanzukangshidizukang，zelvboqideshuchuzukangyingweigaozu；ruoshidianyuanzukanghuojiaoraoyuanzukangshiweizhidehuoshizaiyigehendadeguimoneibiangeng，hennanqudebubiandelvbotezheng，weilequdelvboyongjubeijiechudebinibubiandelvbotezheng，keyihuoxuzailvboqishuchuheshuchuduan，tongshibingjieyigelaogudianzu。
qisi，lvboqibixujubeibirannaiyacaineng，yaoanzhaodianyuanhejiaoraoyuandeewaidianyalaitiaoxuanlvboqi，shitajubeichongzugaodeewaidianya，yibaozhangzaiyiqieyuqirenwudeqiantixiadounengkaodezhudirenwu，keyihuoxuchengshoushuchuchashigaoyadedaji。
qiwu，lvboqixukejingyouguochengyingyudianluzhongchixuyunzhuandeewaidianliufenqi。dingdianliudegaole，huijiadalvboqidetijihefenliang；dingdianliudedile，youhuixiajianglvboqidekaodezhuxing。
其六，滤波器应具备充足的机器强度，布局简略、分量轻、体积小、按装便利，宁静靠得住 。