一、無線ktv麥克風如何調頻
調頻
1、無(wu)線(xian)話筒調頻(pin)(pin)可分為(wei)兩種方式(shi),一(yi)種是調節(jie)無(wu)線(xian)KTV話筒的(de)頻(pin)(pin)率,另外一(yi)種是調節(jie)無(wu)線(xian)KTV話筒接收主(zhu)機的(de)頻(pin)(pin)率。無(wu)論(lun)使用哪種方式(shi),只要無(wu)線(xian)KTV話筒的(de)頻(pin)(pin)率和接收主(zhu)機的(de)頻(pin)(pin)率一(yi)致,就可實(shi)現無(wu)線(xian)話筒正常(chang)工作。相對來說,調節(jie)無(wu)線(xian)話筒接收主(zhu)機頻(pin)(pin)率的(de)方式(shi)比較簡(jian)單。
2、打開無線(xian)(xian)KTV話(hua)(hua)筒和(he)(he)接收(shou)主機(ji)的電(dian)源開關(guan),無線(xian)(xian)KTV話(hua)(hua)筒與(yu)接收(shou)主機(ji)的顯示(shi)屏分別(bie)顯示(shi)當前各(ge)自的信道和(he)(he)頻(pin)率(lv)。正常情(qing)況下,有些無線(xian)(xian)KTV話(hua)(hua)筒和(he)(he)接收(shou)主機(ji)的電(dian)源開關(guan)打開后(hou),無線(xian)(xian)KTV話(hua)(hua)筒接收(shou)主機(ji)通過紅外(wai)掃描自動對頻(pin)的功能,自動與(yu)無線(xian)(xian)KTV話(hua)(hua)筒當前的頻(pin)率(lv)和(he)(he)信道匹(pi)(pi)配,通過兩者的液晶顯示(shi)屏可看出(chu)是否已(yi)匹(pi)(pi)配。
如果無線(xian)(xian)(xian)(xian)KTV話(hua)(hua)(hua)(hua)(hua)筒(tong)(tong)與(yu)(yu)無線(xian)(xian)(xian)(xian)KTV話(hua)(hua)(hua)(hua)(hua)筒(tong)(tong)接(jie)(jie)收(shou)主機已自動對頻(pin)(pin)(pin),就(jiu)不需要我(wo)們(men)手動來調(diao)頻(pin)(pin)(pin)了。若無線(xian)(xian)(xian)(xian)KTV話(hua)(hua)(hua)(hua)(hua)筒(tong)(tong)與(yu)(yu)無線(xian)(xian)(xian)(xian)話(hua)(hua)(hua)(hua)(hua)筒(tong)(tong)接(jie)(jie)收(shou)主機沒有自動對頻(pin)(pin)(pin),就(jiu)需要我(wo)們(men)通過手動調(diao)節無線(xian)(xian)(xian)(xian)話(hua)(hua)(hua)(hua)(hua)筒(tong)(tong)或無話(hua)(hua)(hua)(hua)(hua)筒(tong)(tong)接(jie)(jie)收(shou)主機來實現二(er)(er)者(zhe)的(de)對頻(pin)(pin)(pin)。無線(xian)(xian)(xian)(xian)KTV話(hua)(hua)(hua)(hua)(hua)筒(tong)(tong)顯(xian)示屏(ping)顯(xian)示出來的(de)頻(pin)(pin)(pin)率(lv)是多少,我(wo)們(men)就(jiu)把(ba)(ba)無線(xian)(xian)(xian)(xian)KTV話(hua)(hua)(hua)(hua)(hua)筒(tong)(tong)接(jie)(jie)收(shou)主機面(mian)板上(shang)的(de)頻(pin)(pin)(pin)率(lv)調(diao)節按(an)鈕把(ba)(ba)其頻(pin)(pin)(pin)率(lv)調(diao)到多少,二(er)(er)者(zhe)頻(pin)(pin)(pin)率(lv)一致后,無線(xian)(xian)(xian)(xian)KTV話(hua)(hua)(hua)(hua)(hua)筒(tong)(tong)接(jie)(jie)收(shou)主機就(jiu)可以接(jie)(jie)收(shou)無線(xian)(xian)(xian)(xian)話(hua)(hua)(hua)(hua)(hua)筒(tong)(tong)傳送(song)過來的(de)聲(sheng)音信號了。
注意事項
1、無(wu)線KTV話(hua)(hua)筒(tong)的(de)(de)調頻是針對(dui)無(wu)線KTV話(hua)(hua)筒(tong)的(de)(de)接(jie)收主機來說的(de)(de),在(zai)沒有接(jie)收主機頻率(lv)的(de)(de)情況下,僅僅只對(dui)無(wu)線KTV話(hua)(hua)筒(tong)調頻,是毫無(wu)意義的(de)(de);
2、如果覺得調(diao)無線(xian)KTV話筒接收主機不方便,也可以能過調(diao)節無線(xian)KTV話筒的頻(pin)率的方式(shi),實現二者的對頻(pin)。
二、無線ktv麥克風的種類
無線(xian)話筒(tong)按其使用(yong)的制式的類型分為(wei)三種(zhong),分別是FM無線話筒(tong)、VHF無線話筒(tong)和UHF無線話筒(tong)。
FM 無線話筒,早(zao)期消費性無線話筒是利用(yong)FM收音(yin)機來接(jie)收,系統(tong)簡單(dan),成(cheng)本低(di)廉(lian),但因使用(yong)效果,不能滿足專業(ye)品質的要求。
VHF無線話筒,又分為低頻(pin)及(ji)高頻(pin)段(duan)兩類型(xing),使用天(tian)線長度太長,又最容易(yi)受到(dao)各種電器雜波的干擾,因(yin)此這一類型(xing)的產品,已經被高頻(pin)段(duan)所取代而(er)逐(zhu)漸從市場上消失 。
UHF無(wu)線話(hua)(hua)筒,使用(yong)頻(pin)率為(wei)300-3000M的(de)無(wu)線話(hua)(hua)筒,是21世紀話(hua)(hua)筒應(ying)用(yong)的(de)主流(liu),因為(wei)避免(mian)了V段(duan)的(de)對講機等的(de)干擾,所以穩定性有很大提高。