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图片源于供应商或网络,实物可能存在差异,请以实物为准

PSR20N08AK

数量

单价

总价

¥ 31.402022

10+

¥ 23.972965

¥ 239.72965

25+

¥ 21.624424

¥ 540.6106

50+

¥ 20.037796

¥ 1001.8898

100+

¥ 18.591650

¥ 1859.165

250+

¥ 16.872472

¥ 4218.118

500+

¥ 15.701837

¥ 7850.9185

1000+

¥ 14.630367

¥ 14630.367

5000+

¥ 13.790033

¥ 68950.165

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购买数量

总价金额：￥ 31.402022

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样品申购

详细描述：8 Ohms 通用扬声器 300 mW 560 Hz ~ 7 kHz 顶部圆形

产品参数

产品属性	属性值
侵入防护	-
制造商	Mallory Sonalert Products Inc.
功率 - 最大值	500 mW
功率 - 额定值	300 mW
包装	散装
大小、尺寸	0.787" 直径（20.00mm）
形状	圆形
技术	磁性
效率 - dBA	78
效率 - 测试	1W、1M
效率 - 类型	声压级（SPL）
材料 - 磁铁	Nd-Fe-B
材料 - 纸盆	聚酯，聚对苯二甲酸乙二醇酯（PET）
端口位置	顶部
端接	焊盘
等级	-
类型	通用
系列	PSR
阻抗	8 Ohms
零件状态	在售
频率 - 自谐振	560Hz
频率范围	560 Hz ~ 7 kHz
高度 - 安装（最大值）	0.122"（3.10mm）

PDF描述： 8 Ohms 通用扬声器 300 mW 560 Hz ~ 7 kHz 顶部圆形

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CONNECT:[ UseTime:0.000757s ] mysql:host=127.0.0.1;port=3306;dbname=ic72com;charset=utf8
SHOW FULL COLUMNS FROM `visit_log` [ RunTime:0.002160s ]
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SHOW FULL COLUMNS FROM `product_type` [ RunTime:0.002150s ]
SELECT `id`,`typeid`,`name`,`typestr` FROM `product_type` WHERE `id` NOT IN (11,12,13,14,15) AND `id` <= 750 [ RunTime:0.021853s ]
SHOW FULL COLUMNS FROM `o_cart` [ RunTime:0.002503s ]
SELECT COUNT(*) AS think_count FROM `o_cart` WHERE ( `userId` = 0 AND `visitIP` = '216.73.216.133' ) [ RunTime:0.002098s ]
SHOW FULL COLUMNS FROM `ad` [ RunTime:0.002155s ]
SELECT * FROM `ad` WHERE `isDisplay` = 1 [ RunTime:0.002464s ]
SHOW FULL COLUMNS FROM `stock` [ RunTime:0.002666s ]
SELECT `s`.*,`u`.`company`,`t`.`name` FROM `stock` `s` LEFT JOIN `user` `u` ON `u`.`id`=`s`.`userid` LEFT JOIN `product_type` `t` ON `t`.`id`=`s`.`categoryid` WHERE `s`.`id` = '58250430' LIMIT 1 [ RunTime:0.012305s ]
SHOW FULL COLUMNS FROM `stock_pra` [ RunTime:0.007066s ]
SELECT * FROM `stock_pra` WHERE `stockid` = 58250430 [ RunTime:0.015235s ]
SHOW FULL COLUMNS FROM `stock_price` [ RunTime:0.010725s ]
SELECT * FROM `stock_price` WHERE `stockid` = 58250430 ORDER BY `minOrder` ASC [ RunTime:0.010547s ]
SHOW FULL COLUMNS FROM `stock_unitquantity` [ RunTime:0.002979s ]
SELECT * FROM `stock_unitquantity` WHERE `stockid` = 58250430 ORDER BY `unit` DESC [ RunTime:0.011814s ]
SHOW FULL COLUMNS FROM `stock_warehousequantity` [ RunTime:0.002112s ]
SELECT * FROM `stock_warehousequantity` WHERE `stockid` = 58250430 [ RunTime:0.031386s ]
SELECT `name` FROM `product_type` WHERE `id` = 0 LIMIT 1 [ RunTime:0.001273s ]
SELECT * FROM `stock_price` WHERE `stockid` = 58250430 ORDER BY `minOrder` ASC [ RunTime:0.008036s ]
CONNECT:[ UseTime:0.000759s ] mysql:host=127.0.0.1;port=3306;dbname=ic72com_pdf;charset=utf8
select * from pdf where partno='PSR20N08AK' and brandshort='Mallory Sonalert Products Inc.' limit 1 [ RunTime:0.018392s ]
SHOW FULL COLUMNS FROM `stock_product_overview` [ RunTime:0.002128s ]
SELECT `memo` FROM `stock_product_overview` WHERE `icName` = 'PSR20N08AK' LIMIT 1 [ RunTime:0.013090s ]
SHOW FULL COLUMNS FROM `pdf` [ RunTime:0.003935s ]
SELECT `id`,`partno`,`note`,`note_cn` FROM `pdf` WHERE `partno` = 'PSR20N08AK' LIMIT 1 [ RunTime:0.025464s ]
SHOW FULL COLUMNS FROM `stock_pra_lib` [ RunTime:0.002294s ]
SELECT `pra` FROM `stock_pra_lib` WHERE ( ( `partno` = 'PSR20N08AK' OR `brand` LIKE 'Mallory Sonalert Products Inc.%' ) ) LIMIT 1 [ RunTime:0.030961s ]
SELECT `id` FROM `stock` WHERE `id` <> 58250430 AND `partno` = 'PSR20N08AK' AND `lockUser` = 0 AND ( LOWER(brand) LIKE '%mallory sonalert products inc.%' ) [ RunTime:0.014142s ]
SELECT * FROM `stock_pra` WHERE `stockid` = 13364382 [ RunTime:0.005285s ]
SELECT `note` FROM `stock` WHERE `id` = 13364382 LIMIT 1 [ RunTime:0.000661s ]
SELECT `description` FROM `stock` WHERE `id` = 13364382 LIMIT 1 [ RunTime:0.004904s ]
SHOW FULL COLUMNS FROM `icreplace` [ RunTime:0.002127s ]
SELECT `r`.*,`b`.`brandshort`,`b`.`brandcn` FROM `icreplace` `r` LEFT JOIN `stock_brand` `b` ON `b`.`id`=`r`.`icbrandid` WHERE `r`.`partno` = 'PSR20N08AK' ORDER BY `r`.`id` DESC LIMIT 5 [ RunTime:0.008388s ]
SELECT `id`,`code`,`imgurl`,`minOrderPrice`,`partno`,`brand`,`package` FROM `stock` WHERE `categoryid` = 0 AND ( `partno` > 'PSR20N08AK' ) ORDER BY `partno` ASC LIMIT 8 [ RunTime:0.012221s ]
SELECT `id`,`code`,`imgurl`,`minOrderPrice`,`partno`,`brand`,`package` FROM `stock` WHERE `status` = 3 ORDER BY `partno` ASC LIMIT 8 [ RunTime:0.004133s ]

0.516675s

PSR20N08AK

购买数量

总价金额： ￥ 31.402022

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PDF描述： 8 Ohms 通用 扬声器 300 mW 560 Hz ~ 7 kHz 顶部 圆形

产品概述

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总价金额：￥ 31.402022

详细描述：8 Ohms 通用扬声器 300 mW 560 Hz ~ 7 kHz 顶部圆形

PDF描述： 8 Ohms 通用扬声器 300 mW 560 Hz ~ 7 kHz 顶部圆形