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CUSTOMER/客户:MODEL NO/产品编号:PART NAME/产品名:DATE/日期:
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经营理念:
责任 品质 诚信 服务 更新 永续
设计
APPROVED
SPECIFICATION FOR APPROVAL
华四海
华四海华四海
核准
审核
承 认 书
客 户 签 章/Guest sign
2014-10-31
CHECKED BY
40-32c-35地址：东莞市东城周屋管理区龙华路33号之C栋
ChengZan Electronics
TEL:+86(0769)22658155FAX:+86(0769)22084579成赞 电 子
DESIGNED
信赖性试验/RELIABLE TEST
After the experiment in product curve
tolerance 1KHZ + 3DB tolerances 实验后产品曲线公差在1KHZ ±3DB 公差输入电压/The input voltage:
0.56 V
输入信号/The input signal:White noise/白噪声时 间/When between:96H
试验后放置时间/After test placing time:
20 ℃ placed 5H 温度/temperature:
+ 40 ℃±3 ℃相对湿度/Relative humidity:
90%～95%时 间/When between:
96H
试验后放置时间/After test placing time:
20 ℃ placed 5H 温度/temperature:
- 30 ℃±3 ℃时 间/When between:
96H
试验后放置时间/After test placing time:20 ℃ placed 5H 温度/temperature:
60 ℃±3 ℃时 间/When between:
96H 试验后放置时间/After test placing time:20 ℃ placed 5H
Temperature : 25℃ 60℃ 60℃ 25℃ -25℃ -25℃ 25℃Duration : 1hour 1hour 1hour 1hour 1hour 1hour
Cycle : 5 cycles 试验后放置时间/After test placing time:
20 ℃ placed 5H
Temperatuer(℃)
MODEL NO
负载试验/LOAD
TEST
4--1
4--2
概述/CENERAL
4--5
4--3
4
4--4
低温试验/LOW TEMPERATURE
TEST
高温试验/HIGH TEMPERATURE
TEST
温度循环试验/TEMPERATURE
CYCLES TEST 4--6
40-32c-35
湿度试验
/HUMTDITYTEST
信赖性试验/RELIABLE TEST
落下方向/Drop direction:1corner,3sides,6faces
落下回数/Times:
Once in each didrections
高 度/height :
From 0.7M (on the concrete)依包装实体一角三棱六面作自由落体试验后,实体外观需正常In accordance with the
packing entity corner 3 arris six surface for free fall after test, the entity appearance to normal
产品外观图<图1>/Product appearance figure
44--7
MODEL NO
极性; 正极点红点
40-32c-35
落地试验/Landing test
40-32c-35
MODEL NO
喇叭测试图<图2>/Loudspeakers test image
(测试治具)
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频宽响应图<图3>/Bandwidth response figure
产品包装图<图4>/package figure
没有特殊要求的均依我司的常规包装MODEL NO
40-32c-35
承认书ITEM NO
SPECIFICATION产品编号
页数
测试时间:2014.1.19 器件激励电压:179dBSPL 1kHz灵敏度:112.54dB 1000阻抗:36.34Ω