有線電視的波段和頻道.doc

有線電視的波段和頻道有線電視波段劃分表波段性質(zhì)和說明頻率范圍業(yè)務(wù)內(nèi)容R5.030.0電視及非廣播業(yè)務(wù)標(biāo)準(zhǔn)電視，甚高頻，V波段48.592.0電視FM調(diào)頻廣播87.0108.0聲音A1增補頻道A1111.0167.0電視標(biāo)準(zhǔn)電視，甚高頻，V波段167.0223.0電視A2增補頻道A2223.0295.0電視B1增補頻道B1295.0447.0電視標(biāo)準(zhǔn)電視，特高頻，U波段447.0566.0電視B2增補頻道B2566.0606.0電視標(biāo)準(zhǔn)電視，特高頻，U波段606.0958.0電視說明：標(biāo)準(zhǔn)電視頻道是分配給電視專用的頻道，允許開路電視（和有線電視）使用，在頻道編號前冠以漢語拼音字母“DS”（電視Dianshi），計有DS1至DS68，劃分為I、III、IV和V幾個波段。I、III、IV和V分別是羅馬數(shù)字1、3、4和5。原本分配給通信、導(dǎo)航等其他用途的無線電頻段內(nèi)，在有線電視中（因為在電纜中傳輸，不會干擾空中的信號），也可以設(shè)置電視頻道，就是“有線電視增補頻道”，在頻道號前冠以漢語拼音字母“Z”(增補Zengbu)?！霸鲅a頻道”單獨編出順序號Z1至Z42。電視機選臺時屏幕上會相繼顯示出的“V”波段和“U”波段?！癡”波段即是甚高頻VHF，是英文Very-high-frequency的縮寫，其中又分為兩部分：“VL”，通常包括I和A-1波段，L為英文“Low低”的第一個字母；“VH”，通常包括III和A-2、B-1波段，H為英文“High高”的第一個字母?！癠”波段，即特高頻UHF，是英文Ultra-high-frequency的縮寫，通常包括IV和V波段。有線電視頻道表波段頻道圖像載頻伴音載頻中心頻率頻帶(MHz)IDS149.7556.2552.548.556.5DS257.7564.2560.556.564.5DS365.7572.2568.564.572.5DS477.2583.7580.076.084.0（DS5）85.2591.7588.084.092.0FM87108NM108111A-1Z1112.25118.75115111.0119.0Z2120.25126.75123119.0127.0Z3128.25134.75131127.0135.0Z4136.25142.75139135.0143.0Z5144.25150.75147143.0151.0Z6152.25158.75155151.0159.0Z7160.25166.75163159.0167.0IIIDS6168.25174.75171167.0175.0DS7176.25182.75179175.0183.0DS8184.25190.75187183.0191.0DS9192.25198.75195191.0199.0DS10200.25206.75203199.0207.0DS11208.25214.75211207.0215.0DS12216.25222.75219215.0223.0A-2Z8224.25230.75227223.0231.0Z9232.25236.75235231.0239.0Z10240.25246.75243239.0247.0Z11248.25254.75251247.0255.0Z12256.25262.75259255.0263.0B-1Z13264.25270.75267263.0271.0Z14272.25278.75275271.0279.0Z15280.25286.75283279.0287.0Z16288.25294.75291287.0295.0Z17296.25301.75299295.0303.0Z18304.25310.75307303.0311.0Z19312.25318.75315311.0319.0Z20320.25326.75323319.0327.0Z21328.25334.75331327.0335.0Z22336.25342.75339335.0343.0Z23344.25350.75347343.0351.0Z24352.25358.75355351.0359.0Z25360.25366.75363359.0367.0Z26368.25374.75371367.0375.0Z27376.25382.75379375.0383.0Z28384.25390.75387383.0391.0Z29392.25398.75395391.0399.0Z30400.25406.75403399.0407.0Z31408.25414.75411407.0415.0Z32416.25422.75419415.0423.0Z33424.25430.75427423.0431.0Z34432.25438.75435431.0439.0Z35440.25446.75443439.0447.0Z36448.25454.75451447.0455.0Z37456.25462.75459455.0463.0IVDS13471.25477.75474470.0478.0DS14479.25485.75482478.0486.0DS15487.25493.75490486.0494.0DS16495.25501.75498494.0502.0DS17503.25509.75506502.0510.0DS18511.25517.75514510.0518.0DS19519.25225.75522518.0526.0DS20527.25533.75530526.0534.0DS21535.25541.75538534.0542.0DS22543.25549.75546542.0550.0DS23551.25557.75554550.0558.0DS24559.25565.75562558.0566.0B-2Z38567.25573.75570566.0574.0Z39575.25581.75578574.0582.0Z40583.25589.75586582.0590.0Z41591.25597.75594590.0598.0Z42599.25605.75602598.0606.0VDS25607.25613.75610606.0614.0DS26615.25621.75618614.0622.0DS27623.25629.75626622.0630.0DS28631.25637.75634630.0638.0DS29639.25645.75642638.0646.0DS30647.25653.75650646.0654.0DS31655.25661.75658654.0662.0DS32663.25669.75666662.0670.0DS33671.25677.75674670.0678.0DS34679.25685.75682678.0686.0DS35687.25693.75690686.0694.0DS36695.25701.75698694.0702.0DS37703.25709.75706702.0710.0DS38711.25717.75714710.0718.0DS39719.25725.75722718.0726.0DS40727.25733.75730726.0734.0DS41735.25741.75738734.0742.0DS42743.25749.75746742.0750.0DS43751.25757.75754750.0758.0DS44759.25765.75762758.0766.0DS45767.25773.75770766.0774.0DS46775.25781.75778774.0782.0DS47783.25789.75786782.0790.0DS48791.25797.75794790.0798.0DS49799.25805.75802798.0806.0DS50807.25813.75810806.0814.0DS51815.25821.75818814.0822.0DS52823.25829.75826822.0830.0DS53831.25837.75834830.0838.0DS54839.25845.75842838.0846.0DS55847.25853.75850846.0854.0DS56855.25861.75858854.0862.0DS57863.25869.75866862.0870.0DS58871.25877.75874870.0878.0DS59879.25885.75882878.0886.0DS60887.25893.75890886.0894.0DS61895.25901.75898894.0902.0DS62903.25