奉贤区生产AD16系列蜂鸣器哪家强

    0211Molex35151-0410Molex38740-4608Molex42878-8408Molex39532-1005Molex501951-2410Molex52266-0311Molex35151-0410Molex38740-5410Molex42878-8410Molex39532-1006Molex501951-3000Molex52266-0417Molex35151-0410Molex38740-6102Molex42878-8456Molex39532-1008Molex501951-4000Molex52271-0469Molex35151-0414Molex38740-6103Molex42878-8458Molex39532-1009Molex501951-4010Molex52271-0479Molex35151-0419Molex38740-6104Molex42878-8506Molex39532-1010Molex501951-4500Molex52271-0569Molex35151-0610Molex38740-6308Molex43009-0084Molex39532-1012Molex501951-4510Molex52271-0579Molex35151-0610Molex38740-6309Molex43020-0200Molex39-53-2104Molex501951-5000Molex52271-0679Molex35151-0619Molex38740-6314Molex43020-0201Molex39-53-2105Molex501951-5010Molex52271-0769Molex35153-0500Molex38740-7303Molex43020-0400Molex39-53-2114Molex501951-6000Molex52271-0779Molex35155-0200Molex38740-7304Molex43020-0401Molex39-53-2115Molex501951-6010Molex52271-0869Molex35155-0200Molex38741-3304Molex43020-0600。用曲别针做触头Ｑ，用书把曲别针垫高，用胶布粘牢，引出一条导线，如图连接好电路。奉贤区生产AD16系列蜂鸣器哪家强

    38770-0305Molex43031-0010Molex44432-0802Molex502386-1270Molex52559-1870Molex35210-0410Molex38770-0306Molex43031-0010Molex44432-2001Molex502386-1470Molex52559-2052Molex35210-1010Molex38770-0314Molex43031-0011Molex44432-2002Molex502386-1570Molex52559-2070Molex35210-1410Molex38770-0320Molex43031-0012Molex44432-2401Molex502426-2010Molex52559-2072Molex35237-1010Molex38770-0406Molex43045-0200Molex44441-1002Molex502426-2610Molex52559-2152Molex35245-4011Molex38770-0503Molex43045-0200Molex44441-2002Molex502426-2610Molex52559-2270Molex35270-0410Molex38770-0528Molex43045-0201Molex44441-2003Molex502426-3010Molex52559-2452Molex35312-0210Molex38770-1103Molex43045-0202Molex44441-2004Molex502426-3010Molex52559-2472Molex35312-0260Molex38770-1105Molex43045-0206Molex44441-2005Molex502426-3210Molex52559-2570Molex35312-0360Molex38770-1912Molex43045-0207Molex44441-2006Molex502426-4010Molex52559-2652Molex35312-0460Molex38770-3306Molex43045-0208Molex44472-0254Molex502426-5010Molex52559-2672Molex35312-0510Mo。奉贤区生产AD16系列蜂鸣器哪家强零部件采用进口材料，坚固耐用，耐磨损; 音量为10cm/75分贝。

    35183-0217Molex38760-0304Molex43030-0001Molex44300-1200Molex502380-0300Molex52437-3071Molex35184-0200Molex38760-0308Molex43030-0001Molex44300-1400Molex502380-0400Molex52437-3072Molex35184-0300Molex38760-0312Molex43030-0001Molex44300-1600Molex502380-0500Molex52465-1071Molex35184-0400Molex38760-0404Molex43030-0002Molex44300-1800Molex502380-0600Molex52465-1671Molex35184-0590Molex38760-1103Molex43030-0002Molex44300-2000Molex502380-0700(配套502382-0770)Molex52465-1871Molex35184-0600Molex38769-0022Molex43030-0003卷带=43030-0009Molex44300-2200Molex502380-0800Molex52465-1871Molex35184-0700Molex38769-0207Molex43030-0003Molex44300-2400Molex502380-0900Molex52465-2071Molex35184-0800Molex38769-0220Molex43030-0003Molex44372-0002Molex502380-1000Molex52465-2471Molex35184-0900Molex38770-0102Molex43030-0004Molex44428-0401Molex502380-1100Molex52465-2671Molex35184-1000Molex38770-0103Molex43030-0004Molex44428-0402Molex502380-1200Molex52465-2871Molex35184-1100Molex38770-0104Molex43030-0005Molex44428-0601M。

    60-0014Molex502584-1470Molex52610-2472Molex35363-2060Molex39-00-0059Molex43045-0617Molex44560-0024Molex502584-1560Molex52610-2571Molex35413-6202Molex39-00-0060Molex43045-0618Molex44620-0001Molex502584-1570Molex52610-2575Molex35413-6602Molex39-00-0061Molex43045-0619Molex44620-0002Molex502585-0370Molex52610-2671Molex35413-6702Molex39-00-0062Molex43045-0620Molex44620-0003Molex502585-0470Molex52610-2675Molex35413-6802Molex39-00-0065Molex43045-0621Molex44661-0001Molex502585-0570Molex52610-2871Molex35427-9802Molex39-00-0066Molex43045-0622Molex44661-0002Molex502585-0670Molex52610-2871Molex35427-9902Molex39-00-0067Molex43045-0623Molex44661-0011Molex502585-0870Molex52610-3071Molex35430-1700Molex39-00-0068Molex43045-0624Molex44661-0021Molex502585-1070Molex52689-0587Molex35430-1900Molex39-00-0075Molex43045-0625Molex44661-1001Molex502585-1270Molex52689-1287Molex35438-8000Molex39-00-0076Molex43045-0626Molex44661-1011Molex502585-1470Molex52689-3087Molex35439-8000Molex39-00-0077Molex43045-0627Molex。无源蜂鸣器工作的理想信号方波。

    0Molex35150-0290Molex38731-7204Molex42819-3233Molex39530-0509Molex501876-2040Molex52207-1160Molex35150-0292Molex38731-8914Molex42819-3242Molex39530-5006Molex501876-2240Molex52207-1185Molex35150-0292Molex38731-9112Molex42819-4212Molex39530-5007Molex501876-2440Molex52207-1260Molex35150-0300Molex38731-9308Molex42819-4222Molex39531-0002Molex501876-2440Molex52207-1285Molex35150-0309Molex38731-9503Molex42819-4232Molex39531-0003Molex501876-2640Molex52207-1385Molex35150-0310Molex38731-9802Molex42819-5212Molex39531-0004Molex501876-2840Molex52207-1460Molex35150-0319Molex38731-9903Molex42819-6212Molex39531-0005Molex501876-3240Molex52207-1485Molex35150-0390Molex38732-1309Molex42819-6232Molex39531-1002Molex501876-3440Molex52207-1560Molex35150-0390Molex38732-2105Molex42820-2212Molex39531-1003Molex501876-3640Molex52207-1585Molex35150-0392Molex38732-2304Molex42820-2213Molex39531-1004Molex501876-3840Molex52207-1590Molex35150-0392Molex38732-2502Molex42820-2222Molex39531-1005Molex501876-4040Molex52207-。有源蜂鸣器工作的理想信号是直流电，通常标示为VDC、VDD等。奉贤区生产AD16系列蜂鸣器哪家强

适用于电力、电讯、机床、船舶、纺织、印刷、矿山机械等设备的线路中的声音信号。奉贤区生产AD16系列蜂鸣器哪家强

    比由pwm方波驱动的蜂鸣器发出的声音效果更好，没有杂音，从而改善了蜂鸣器音质。附图说明图1为本发明的蜂鸣器驱动电路的结构框图；图2为本发明的蜂鸣器驱动电路的电路原理图；图3为本发明的振荡回路的波形图；图4为本发明的振荡控制电路的逻辑示意图；图5为本发明的振荡回路在时刻的等效电路；图6为本发明的振荡回路在第二时刻的等效电路。具体实施方式为使本领域的普通技术人员更加清楚地理解本发明的目的、技术方案和优点，以下结合附图和实施例对本发明做进一步的阐述。如图1所示，在本发明一个实施例中，蜂鸣器驱动电路包括有依次连接的电源控制电路10、振荡控制电路20和振荡回路30，所述电源控制电路10与mcu连接，mcu输出高、低电平控制所述电源控制电路10导通或关断，从而控制蜂鸣器驱动电路与电源之间的电路导通或关断。当所述电源控制电路10导通时，所述振荡控制电路20控制所述振荡回路30振荡并于蜂鸣器两端产生正弦波信号和第二正弦波信号，所述正弦波信号和第二正弦波信号频率相同、相位相反。如图2所示，所述电源控制电路10包括有电阻r1和开关管q1，所述开关管q1的端与所述振荡控制电路20连接，所述开关管q1的第二端接地。奉贤区生产AD16系列蜂鸣器哪家强