Sirrin zamani sun bambanta sosai bisa manufa da tsari. Yadda za a zabi masu hankali da hankali gwargwadon takamaiman maƙasudin ra'ayi, abu mai auna da yanayin auna shine matsalar farko da za a warware matsalar lokacin auna takamaiman adadin. Lokacin da firikwensin ya ƙaddara, hanyar auna da kuma kayan ado kayan aiki kuma za'a iya tantancewa. Nasarar sakamako ko gazawar sakamako ya dogara da babban lokaci akan ko zaɓi na na'urori masu mahimmanci.

1. Eterayyade nau'in firikwensin gwargwadon tsarin auna da kuma yanayin daidaitawa.

Don aiwatar da takamaiman ma'auni, ya kamata mu fara la'akari da wane irin firm ɗin ake amfani da shi, wanda ke buƙatar ƙaddara bayan nazarin abubuwa da yawa. Domin, ko da a lokacin da aka fi dacewa da yawa na zahiri, akwai nau'ikan na'urori masu mahimmanci da aka fi dacewa dangane da abubuwan da aka auna: girman kewayon bayyananniyar kewayon; Bukatun da aka auna akan ƙarar firikwensin; Ko hanyar auna tana hulɗa ko ba ta da saduwa; Hanyar hakar siginar, wirged ko ba a daidaita ma'anar sadarwa ba; Tushen firikwensin, gida ko shigo da shi, mai araha, ko ci gaba.

Bayan la'akari da matsalolin da ke sama, zamu iya sanin wane nau'in firikwensin don zaɓa, sannan kuma la'akari da takamaiman bayanan firikwensin.

2, zaɓin hankali

Gabaɗaya, a cikin kewayon layin firikwensin firikwensin, mafi girman m na firikwensin, mafi kyau. Saboda kawai lokacin da tunanin ya yi girma, darajar siginar fitarwa mai dacewa da ma'aunin da aka auna yana da girma sosai, wanda yake da amfani ga sarrafa siginar. Koyaya, ya kamata a lura cewa hankali na firikwensin yana da girma, kuma za'a iya inganta ma'aunin shi a ciki, kuma za'a samar da shi ta tsarin amplification, wanda zai shafi daidaituwar girman. Sabili da haka, ana buƙatar savoror da kanta yakamata ya sami babban siginar sigina kuma ya yi iya kokarinsa don rage sigina na kutse a waje.

Da hankali na firikwensin shine shugabanci. Lokacin da adadi mai yawa ba zai buƙatar zama mai girma ba, masu sonta da ƙarancin hankali a cikin wasu hanyoyin ya kamata a zaɓi; Idan vector da aka auna shi ne vector vector ba, karami da karfin hankali na firikwensin shine, mafi kyau.