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WC 992

产品描述：

广电、广播级别纯进口全指向性咪头领夹话筒

扩音机

会议系统

演出话筒

产品详情
技术参数

1.广电、广播级别纯进口全指向性咪头

2.具有防水防汗功能

3.最大声压级SPL Max 140dB

类型：驻极体电容麦克风

指向性：全指向

频率响应:20Hz-20KHz

灵敏度:-35dB±3dB

输出阻抗: 2KΩ±30%

最大声压级:140dB

咪头直径: 3mm

线材:Φ1.4 x 1.2m

附件：领夹、防喷罩

基本文件流程错误 SQL 调试

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[8]未定义变量: r[/www/wwwroot/artsound.com.cn/runtime/temp/eedcf4f05ad2bb21be4fd26857bb9dc7.php:87]
[8]未定义变量: catid[/www/wwwroot/artsound.com.cn/runtime/temp/eedcf4f05ad2bb21be4fd26857bb9dc7.php:116]
[8]未定义变量: catid[/www/wwwroot/artsound.com.cn/runtime/temp/eedcf4f05ad2bb21be4fd26857bb9dc7.php:116]
[8]未定义变量: catid[/www/wwwroot/artsound.com.cn/runtime/temp/eedcf4f05ad2bb21be4fd26857bb9dc7.php:116]
[8]未定义变量: catid[/www/wwwroot/artsound.com.cn/runtime/temp/eedcf4f05ad2bb21be4fd26857bb9dc7.php:116]
[8]未定义变量: catid[/www/wwwroot/artsound.com.cn/runtime/temp/eedcf4f05ad2bb21be4fd26857bb9dc7.php:116]
[8]未定义变量: catid[/www/wwwroot/artsound.com.cn/runtime/temp/eedcf4f05ad2bb21be4fd26857bb9dc7.php:116]
[8]未定义变量: catid[/www/wwwroot/artsound.com.cn/runtime/temp/eedcf4f05ad2bb21be4fd26857bb9dc7.php:116]
[8]未定义变量: catid[/www/wwwroot/artsound.com.cn/runtime/temp/eedcf4f05ad2bb21be4fd26857bb9dc7.php:116]
[8]未定义变量: catid[/www/wwwroot/artsound.com.cn/runtime/temp/eedcf4f05ad2bb21be4fd26857bb9dc7.php:116]
[8]未定义变量: catid[/www/wwwroot/artsound.com.cn/runtime/temp/eedcf4f05ad2bb21be4fd26857bb9dc7.php:116]
[8]未定义变量: now[/www/wwwroot/artsound.com.cn/runtime/temp/eedcf4f05ad2bb21be4fd26857bb9dc7.php:144]
[8]未定义变量: now[/www/wwwroot/artsound.com.cn/runtime/temp/eedcf4f05ad2bb21be4fd26857bb9dc7.php:145]
[8]未定义变量: now[/www/wwwroot/artsound.com.cn/runtime/temp/eedcf4f05ad2bb21be4fd26857bb9dc7.php:146]
[8]未定义变量: now[/www/wwwroot/artsound.com.cn/runtime/temp/eedcf4f05ad2bb21be4fd26857bb9dc7.php:147]

[ DB ] CONNECT:[ UseTime:0.000328s ] mysql:host=localhost;dbname=artsound_com_cn;charset=utf8
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[ SQL ] SELECT * FROM `yzn_category` WHERE `parentid` = 4 AND `status` = 1 ORDER BY `listorder` DESC,`id` ASC [ RunTime:0.000602s ]
[ SQL ] SHOW COLUMNS FROM `yzn_attachment` [ RunTime:0.000479s ]
[ SQL ] SELECT * FROM `yzn_attachment` WHERE `id` = 88 [ RunTime:0.000237s ]
[ SQL ] SELECT * FROM `yzn_attachment` WHERE `id` = 89 [ RunTime:0.000168s ]
[ SQL ] SELECT * FROM `yzn_attachment` WHERE `id` = 201 [ RunTime:0.000162s ]
[ SQL ] SELECT * FROM `yzn_category` WHERE `parentid` = 22 AND `status` = 1 ORDER BY `listorder` DESC,`id` ASC [ RunTime:0.000339s ]
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[ SQL ] SELECT * FROM `yzn_category` WHERE `parentid` = 49 AND `status` = 1 ORDER BY `listorder` DESC,`id` ASC [ RunTime:0.000233s ]
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[ SQL ] SELECT * FROM `yzn_category` WHERE `parentid` = 23 AND `status` = 1 ORDER BY `listorder` DESC,`id` ASC [ RunTime:0.000291s ]
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[ SQL ] SELECT * FROM `yzn_category` WHERE `parentid` = 57 AND `status` = 1 ORDER BY `listorder` DESC,`id` ASC [ RunTime:0.000242s ]
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[ SQL ] SHOW COLUMNS FROM `yzn_product` [ RunTime:0.000475s ]
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[ SQL ] SELECT `path` FROM `yzn_attachment` WHERE `id` = 925 LIMIT 1 [ RunTime:0.000115s ]
[ SQL ] SELECT `path` FROM `yzn_attachment` WHERE `id` = 117 LIMIT 1 [ RunTime:0.000175s ]

0.063618s

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WC 998

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