声音频谱图的横纵坐标
![音频的基本概念声音的三要素:频率,振幅,波形1.1 频率](https://imgs.wantubizhi.com/img/ADDA3C5D760C6828B77B505A29D43E83D0D17B5885611087D0AF09D2DFAD796C89C980D75D1C98CE2602A5721604AD64C53C3C09D57BD914062E5C3671578D0922234EF510BA96D67F19F9D0478482A60F595F9F537E1899426062E70C8C8A3F)
音频的基本概念声音的三要素:频率,振幅,波形1.1 频率
图片尺寸647x582![声音的物理特性 频率 1hz 及10hz 正弦波](https://imgs.wantubizhi.com/img/A1A61BAA66193547F3A6DD7D8EE527E96197D83A86ECBB64B4A433B14324252444B96CE62D7DE730217D88AB702B9D561D8D4A79E9BAA2BD21CA646FA87816A7A88EAD671ADD9D70B25450A0760166BAE236FE370CE7378915A0A6734DF72E05)
声音的物理特性 频率 1hz 及10hz 正弦波
图片尺寸1215x810![汽车鸣笛声雨声和警笛声的频谱分析](https://imgs.wantubizhi.com/img/735A5D1F980B52A636CC46F12F2D1A7359A26A0F46195B088D63CEAF5A0E424A6A4B0484410422CB6A4F63D38AD69E97F4A960A15F49C8CB2535B86E61E34C65837805B6EF6E64A2BB168709F59568AC08E461EFF9BD3F89246116A30629FE0F)
汽车鸣笛声雨声和警笛声的频谱分析
图片尺寸1268x642![声音的要素和与之对应的波形](https://imgs.wantubizhi.com/img/735A5D1F980B52A636CC46F12F2D1A731F3E1C58F5347E1C558AE9FD5FEE07BA7CEFDB86CA6C2AB3131FEE5C08C9D74110BFCE66ACF5C9BC6D50638DFEA37800B8E872EC41F765B74852E2FD445CB655004F90EC95C2AD9C7B75619076344E73)
声音的要素和与之对应的波形
图片尺寸952x507![姚贝娜海洋之约](https://imgs.wantubizhi.com/img/A1A61BAA66193547F3A6DD7D8EE527E9AF4F5CCC261B7195DF5E3F0F35B448FDFA42AC59523AA55F264443AB68C3286AE90352DB10E7E0C280C25CEBE81238CE135ACAD81EDE4AED4B645A713ED8DE7FC64F088124622B9FC26AC1884A505EB6)
姚贝娜海洋之约
图片尺寸737x762![音频频谱 via fft](https://imgs.wantubizhi.com/img/A1A61BAA66193547F3A6DD7D8EE527E9207CD95B5A2C2927202D12BAD37884624AE4F35468947CF4818805A3E456D0680E53AAC8359F3389F27C5917DD86B06701883697932BDEA6B6E817DA9B98A29EB322FD7965AA6DAB3FC27AA10F9D8AB8)
音频频谱 via fft
图片尺寸674x410![声音波形](https://imgs.wantubizhi.com/img/A1A61BAA66193547F3A6DD7D8EE527E9A864CC07FFFFE182A4704A2E1C7B47AF56337A45F4050EB88EA2BD54EA0A3FC919AD3EC59E63FC2B908079A59A81556D4B58595ACFB145CDDAEE09DBAF491C2384C14E683CF969CF07B2729D199CC5CD)
声音波形
图片尺寸348x314![matlab中,信号的频谱图该怎么绘制?横坐标如何标注出频率值?](https://imgs.wantubizhi.com/img/A1A61BAA66193547F3A6DD7D8EE527E984B680D245819D60FE7DAFFC6CA01740C5512550D29CF4B385D6E6D5A769E6E1BBFC6D38839E15F769EE33980B06C9C8BFB0377C2DEA32FAFB74BE9512E2FE2DB4948C4A30F60B13D6556CAFEDE26FB9)
matlab中,信号的频谱图该怎么绘制?横坐标如何标注出频率值?
图片尺寸2960x2225![校园电视台与演播室声学设计要求及注意事项_声音](https://imgs.wantubizhi.com/img/ADDA3C5D760C6828B77B505A29D43E833F7E14D51A746F1A3BEFE9FF1EC9CA0C7BCD49EA0AF18AC188A4FC6C642A5E30793F0354A7675062E578272C2A2A51EB46660873E29E6FC8EFFAF8B4DAE4A7ADE61CADDBDFA44FC3451FB268EC958983)
校园电视台与演播室声学设计要求及注意事项_声音
图片尺寸534x338![stm32 pwm 语音播放(原帖点赞顺丰包邮送nucleo开发板)](https://imgs.wantubizhi.com/img/ADDA3C5D760C6828B77B505A29D43E83F482579BE1EFE2723E0497A8A1F4198E5A32DF71A1747ACE0C9545456A9C1636C122AE12346C193864C33D1CB26D46B8C323987949EF134599396E74D1868FFF0F1D97349DB5F8671FBB5E9B55A9D8E9)
stm32 pwm 语音播放(原帖点赞顺丰包邮送nucleo开发板)
图片尺寸1185x610![古典吉他的频谱](https://imgs.wantubizhi.com/img/A1A61BAA66193547F3A6DD7D8EE527E962073B1949B111B13A408744AC0C7DFFB186D4022CD8408730ECACA6E7989FB819426F60CF47D901281BF48D913FEBA0A1063C589589F3E2C36401DAE811E00DB9DD07315D1F821A081897ED49D2694C)
古典吉他的频谱
图片尺寸550x301![《数字调制解调—msk》](https://imgs.wantubizhi.com/img/A1A61BAA66193547F3A6DD7D8EE527E9DC486735C792E411C708067EFE118C13AD86C836555077FBA1AC17F0960B68180460068932FF7DF0DFD80A0E9E4555F76E30919D33510D4AF3B37B0C4A5F89BEB96EAFB381AC769BDCE4428B93897288)
《数字调制解调—msk》
图片尺寸875x656![matlab中,信号的频谱图该怎么绘制?横坐标如何标注出频率值?](https://imgs.wantubizhi.com/img/A1A61BAA66193547F3A6DD7D8EE527E905801CC49504D8C80172258880EE67449D1B419FE3100F4CFB421B3B3E9216DC86671C2449BBF0D69F72561717610FF7152695326F1CB5FCBDA5388A56576B9927C8DF3C35E4F71D81C15FE341327EE1)
matlab中,信号的频谱图该怎么绘制?横坐标如何标注出频率值?
图片尺寸2960x2435![fft的频谱图](https://imgs.wantubizhi.com/img/A1A61BAA66193547F3A6DD7D8EE527E9E573CFB1390E22658831D5E232829D969F2D842E1C17B3A72C2CE7F39CF2F950607BF7A21593E59FB525218B60F7232CCEA6ADE3D50932BC31E07164DBF980EC58B63C872CB1E8A90706ED7EC08711B7)
fft的频谱图
图片尺寸423x227![2018-05-31 回答 图不太看得清,我没猜错的话横坐标](https://imgs.wantubizhi.com/img/A1A61BAA66193547F3A6DD7D8EE527E953C2621926E28C0DCC1F233C4B39E3CCBA6FEFC74630DE43A01A61B999672902CBF62273628B2923FCC02ADFDCE1B5946C8F2C4E5BBECAEE8B0FAEF8DE988C7E2A86A6D7511F28E360A3C1C57989231F)
2018-05-31 回答 图不太看得清,我没猜错的话横坐标
图片尺寸500x357![音频(一)时域图, 频谱图 spectrum](https://imgs.wantubizhi.com/img/A1A61BAA66193547F3A6DD7D8EE527E903455D65D1020BAB6013F64FB24EA6D007BEDE40403D857A4AA6228DF8CA5873CDC026E4FDB692255B10AC07ADAD5A2597D115D65E5751CCA652E42756D389AE93581A6F7F592050231B7E8900E26B6C)
音频(一)时域图, 频谱图 spectrum
图片尺寸509x180![但是把纵坐标放大成每格1db之后,真相顿时变得跌宕起伏,十分惊悚](https://imgs.wantubizhi.com/img/ADDA3C5D760C6828B77B505A29D43E83C868F4CAF0EDFDC5F8C03F13B363469C0AC57224BBA134C77EAC2B0CAFE24E9EE6A4BC0878DF34BC5943961141C8EA08E3D25AB33DA16DF479014C154F8ABFB89E80F45A50FAA04FC52C0A438DF8E135)
但是把纵坐标放大成每格1db之后,真相顿时变得跌宕起伏,十分惊悚
图片尺寸1962x734![2,线性坐标不同 线性坐标里,白噪音能量却呈均匀分布,粉红噪音按每](https://imgs.wantubizhi.com/img/735A5D1F980B52A636CC46F12F2D1A7371FA12E61DB556E5D05B33F1A86F67996CEB2625A08EC8792E86C52153D5A03813B06C213A1B2FBB897E6F9F58777E0CA486C4C3BFEF31C1D35AEF322BDFE6D678733436B983C870A33E623B0300374E)
2,线性坐标不同 线性坐标里,白噪音能量却呈均匀分布,粉红噪音按每
图片尺寸268x268![它的横坐标已经被我拉开了一些,但其实这个波形是由两个"三角形"组成](https://imgs.wantubizhi.com/img/735A5D1F980B52A636CC46F12F2D1A73E3A09C83E8A109F5BE21595E2F57707EA9AAC6B6380FC3DF54583AD506D77B1995EB99E860FDEE4D3DA82D244C88165B09F8B3B3FB06D60D4E2DFB1225697F0AA44B065AC9D7FFE99DE5FA52F2191046)
它的横坐标已经被我拉开了一些,但其实这个波形是由两个"三角形"组成
图片尺寸675x328![430mhz频段高次谐波分布频谱图](https://imgs.wantubizhi.com/img/ADDA3C5D760C6828B77B505A29D43E836E1F2B7475CC5761A222F06F5154546C32445F9794091B5FCD15F51572912BE44B8B4F58AF8D4D52AE3E250269367BB591AD5745FCAD5268A16A060259BF9F82091815E0482775830A443C597F350F83)
430mhz频段高次谐波分布频谱图
图片尺寸481x393