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DCRIPTION
常州FDS-3040070R8W1.0揚(yáng)聲器薄片喇叭發(fā)音福鼎
描述
01 | Te | Dynamic speaker | |
02 | Dimension | External diameter30*40 mm | |
03 | Rated Input Power | 1.0 W | |
04 | Impedance | 8 ohm±15% at 2KHz | |
05 | Ronance Frequency (Fo) | 400Hz±20% at Fo, 1V | |
06 | Sensitivity (S.P.L.) | 95dB(0.5W/0.1m)±3 dB | at E 0.8K,1.0K,1.2K,1.5K(Hz). |
07 | Frequency Range | Fo–20KHz | |
08 | Distortion | Ls than 10 % at 2000Hz2.0W | |
09 | Max. Input Power | Must be normal at1.5W white noise for 1 minute. | |
10 | Voice Coil | Diameter15.4 mm | |
11 | Magnet | Rare earth permanent (Nd-Fe-B) magnetΦ14.5 x 1.5mm | |
12 | Weight | 5g±0.1g | |
13 | Appearance | Should not exist any obstacle to be harmful to normal operation; damag, cracks, rusts and distortions, etc. | |
14 | Operation Tt | Must be normal at program source 1.0W | |
15 | Buzz, Rattle, etc. | Should not be audible at 2.83V sine We between Fo to 20KHz | |
16 | Polarity | When positive voltage is applied to the terminal marked (+), diaphragm should move to the front. | |
17 | Terminal Strength | Capable of withstand 1kg load for 30 seconds without rulting in any damage or rejection. | |
18 | Load Tt | 1.0W white noise is applied for 96 hours and satisfy the tt listed on item 05,06,13,15 | |
19 | High Temp. Tt | Keep 96 hours at +70℃±3℃ and lee 3 hours in normal temperature and then check | |
20 | Low Temp. Tt | Keep 96 hours at -20℃±3℃ and lee 3 hours in normal temperature and then check | |
21 | Humidity Tt | Keep 96 hours at + 60℃±3℃ relative humidity 95% and lee 3 hours in normal temperature and then checked. | |
22 | Drop Tt | Drop the speakers contained in normal box onto the board 20mm thick 10 tim from the height of 0.75m and then should satisfy the tt listed on item 13 and 15 |
Measurement Condition |
Tt and measurement will be carried out under normal condition of temperature within 5℃to 35℃,relative humidity within 45% to 85% and air prsure of 860mbar to 1060mbar. Should uncertainly arise in data obtained from the above atmosphere, control of temperature At 20℃±2℃ and relative humidity within 60% and 70%, with air prsure remaining unchanged, To be enforced.
1.Microphone : B&K 4191 2.Standard Baffle :In IEC 268-5 Where 1350mm x 1650mm 3.Tting Distance : 0.1m 4.Zero Level : -dB 5.Mode : SPEAKER 6.Input Power :1.0W 7.potentiometer Range : 50dB 8.Sweep Time : 0.5sec
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Standard tt condiction of speaker |
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江陰市福鼎通訊器材有限公司成立于1994年，生產(chǎn)各類蜂鳴器，喇叭，咪頭產(chǎn)品。公司在蜂鳴器及訊響器件的領(lǐng)域已有20多年的經(jīng)驗(yàn)，擁有完整、科學(xué)的質(zhì)量管理體系，以及的自動(dòng)化設(shè)備。
公司年產(chǎn)蜂鳴器過5000萬個(gè)，其中貼片蜂鳴器銷量過2000萬片，過一半的貼片蜂鳴器被廣泛應(yīng)用于高端可穿戴設(shè)備及移動(dòng)消費(fèi)類電子中，在同行業(yè)。
為了產(chǎn)品的質(zhì)量和性，我們擁有的管理和強(qiáng)大的研發(fā)團(tuán)隊(duì)。目前公司有將近20000平方米的現(xiàn)代化廠房，300多名員工，技術(shù)開發(fā)人員20多人。我們已經(jīng)和來自香港、臺(tái)灣、日本、韓國(guó)、加拿大，美國(guó)以及其他的客戶建立長(zhǎng)期的合作關(guān)系。
辦公區(qū)和生產(chǎn)車間展示
質(zhì)量把關(guān) 實(shí)力見證
