最常見的警報器電路

1、Most common emergency sirens circuits最常見的警報器電路 The siren circuit is what importance in various alarm.的警報器電路是什么重要性在各種報警。 For example : the emergency alert, burglar alarm circuits, Fire alarm circuits, Timer , sensor controls, etc. If we have not these circuit, We will not able to recognize the functi

2、onality of the circuit,we set out.例如：緊急報警，防盜報警器電路，火災(zāi)報警電路，定時器，傳感器控制，等等，如果我們沒有這些電路，我們將不能夠識別功能的電路，我們出發(fā)了。 1.Electronic siren circuit with two transistor 1，電子警報器電路有兩個晶體管 Operation of the circuit is Q1 and Q2 will work with R3, R4 and C2 is a frequency generator circuit with output connected to LED1 and s

3、peakers SP1.該電路的操作是Q1及Q2的工作與R3，R4和C2是一個頻率發(fā)生器電路的輸出端連接到LED1和揚聲器SP1。 When I press the switch S1 to the C1 will begin to charge allows the voltage to pin B of Q1 increase other.當(dāng)我按下開關(guān)S1到C1開始充電允許的電壓引腳B Q1增加等。 The Q1 is working and Q2 is working with at the C1 charge full cycle will stop oscillator speake

4、r is not.振蕩器揚聲器是沒有的Q1和Q2工作在C1充飽周期將停止。 The LED1 light and hold the release the pressure switch S1, resulting in C1 will start discharger through R3, Q1 to ground. LED1燈，按住釋放壓力開關(guān)S1，導(dǎo)致C1通過R3，Q1地開始放。 The oscillator circuit sound Sirens in the lower out.的振蕩器電路的聲音在較低的警報器。 If we press the switch S1 and the

5、n quickly leave many.如果我們按下開關(guān)S1，然后迅速離開。 The sound will be as continuous as C1 to charge and discharge alternately continuously.聲音將連續(xù)C1的充電和放電交替不斷。救護(hù)車警笛聲電路 This circuit is a circuit that sounds a siren-like sound of ambulance sirens.該電路是電路的救護(hù)車警笛聲汽笛般的聲音，聽起來。 This circuit is different to an ambulance si

6、ren circuit generally, is to use transistors instead of IC 555.該電路救護(hù)車警笛電路一般是不同的，是使用集成電路555晶體管代替。 Which allows economical and easy to tailor a network.它允許經(jīng)濟(jì)和方便的定制網(wǎng)絡(luò)。 Operation of the circuit.該電路的操作。 This cycle can be divided into three main parts is the low frequency production.此循環(huán)可分為三個主要部分，是的低頻生產(chǎn)。 P

7、roduction of high frequency.生產(chǎn)高頻率。 The amplifier.該放大器。 The manufacture low-frequency includes Q1(C458), Q2(C458), R2, R3, C2, C3.低頻的制造包括的Q1（C458），Q2（C458），R 2，R 3，C2，C3。 Which will produce low-frequency out and to extend the Q3.這會產(chǎn)生低頻率和延長Q3。 Before you sent with high frequency of origin from Q4(C458

8、), Q5(C458), R8, R9.在您發(fā)送高頻率的起源從Q4（C458），Q5（C458），R8，R9。 , C5, C6 signal is included, then the output will come out to the leg E of the Q5(BC547). ，C5，C6信號，然后輸出出來的腿E的的Q5（BC547）。 and then be expanded with Q6(BC547) to drive the speakers.然后擴(kuò)大與Q6（BC547），以驅(qū)動揚聲器。 The C1, C4 is intended to stir filter coll

9、ects them. C1，C4，意圖煽動過濾器來收集這些信息。 The R11 will help prevent speaker damage. R11將有助于防止損壞揚聲器IC 555的警笛聲 Operation of the circuit.該電路的操作。 Circuit is divided into three parts: low frequency production.電路分為三個部分：低頻生產(chǎn)。 The manufacturing high frequency and extension of production low frequency is obtained fro

10、m IC1 connected to astable multi vibrator circuit frequency is set by R1, C2 frequencies that are coming out of pin 3 is about 1 Hz through R2 to be good 5.制造高頻和生產(chǎn)低頻的延伸，是從IC1連接到非穩(wěn)態(tài)多諧振蕩器電路的頻率由R1，C2頻率的引腳3是通過R2好（5）約1 Hz。 of IC2, a division produce high-frequency input at Pin 5 will tone the origin of o

11、scillator IC2 is the ripple of voltage from the output of IC1 frequency of IC2 is being set by R3, C3, which, if C3 value. IC2的，一個部門產(chǎn)生高頻輸入引腳5將音振蕩器IC2的起源是從IC2 IC1的頻率的輸出電壓的紋波被設(shè)置由R3，C3，如果C3值。 will be very low tone if C3 is less treble The output will have to stand out in three legs of IC2 to stimulate

12、B of Q1 to amplify signals that drive speakers.是非常低的音調(diào)，如果C3是高音輸出將有三條腿的IC2中脫穎而出，刺激B Q1放大信號，驅(qū)動揚聲器。 Police sirens sound with ic 555 IC 555的警笛聲 Many a person will might excited with siren sound the all that ever hear.很多人可能會興奮的警笛聲，所有聽說過。 Because we will hear when there is an accident emergency event.因為我們

13、有意外發(fā)生緊急事件時，會聽到。 But ever suspect that how is those sound can happen ?但是以往任何時候都懷疑這些聲音是如何可能發(fā)生？ The work of the circuit IC1 which build be astable multi vibrator circuit.的工作的電路IC1構(gòu)建非穩(wěn)態(tài)多諧振蕩器電路。 Will signal frequency low origin comes out the way pin 3 have about 1 Hz by frequency value that s were fixed

14、by the value , R1, R2, C1 signal the frequency will have that to come out pin 3 ways which built get along well with 5 of IC2 change R5 .將信號頻率低的起源出來的針有大約1赫茲的頻率值，S分別為固定的值，R1，R2，C1信號的頻率，來銷3種方式，內(nèi)置相處得很好，5 IC2變化R5。 By the frequency from IC1 will touch total up with the frequency at IC2 establish will val

15、uable about 440 Hz 550 Hz the frequency had that to sent come out pin 3 ways.從IC1的頻率會觸及總的頻率IC2建立將有價值約440赫茲 - 550赫茲的頻率，發(fā)送輸出引腳3種方式。 Which be take gush up of IC2 the connection goes to get along well with B of Q1 for enlarge the trend comes to sing bail make the sound of the circuit that comes out rese

16、mble the sound of police siren.可采取噴，IC2的連接相處得很好，Q1的B擴(kuò)大的趨勢來唱保釋的電路，使聲音出來的類似警笛的聲音。 便宜警笛與非門IC This is a siren sound generator circuit.這是一個警報音發(fā)生器電路。 Which is less expensive and can create simple.這是更便宜，可以創(chuàng)建簡單的。 The IC1 is using CD4011 (Digital Nand Gate) and the IC2 is CD4046 . IC1使用的是CD4011（數(shù)字與非門）和IC2為CD

17、4046。 Operation of the circuit, IC1 is a clock frequency 1 Hz.(Frequency adjusted by the value of R1 and C1.) Then it pluse IC1 regtifier through diode D1 to charge slowly with the C2 control of R3.電路操作的，IC1是一個時鐘頻率1赫茲（頻率調(diào)整由R1和C1的值。）然后，它脈IC1 regtifier通過二極管D1與C2控制R3慢慢充電。 Then the C2 signal sends to IC

18、2 at pin 9 (Control voltage input). C2信號發(fā)送到IC2引腳9（控制電壓輸入）。 For IC2, which acts VCO (Voltage Conrolled Oscillator).The frequency of the output voltage control.為IC2，它充當(dāng)VCO（電壓Conrolled振蕩器）的頻率的輸出電壓控制。 The frequency is changed by voltage and out to the speakers.改變頻率的電壓和輸出的揚聲器。 The VR1 is the resistance a

19、djustment and C3 affect the mean frequency of the circuit.If you turn off the switch S2 is not a siren sound, but it is another voice. VR1的電阻調(diào)整和C3影響的平均頻率的circuit.If關(guān)閉開關(guān)S2是不是警笛聲，卻是另一種聲音。 And use of CMOS circuits to make very low watts of power, but also be useful in combination with other controls.和使

20、用CMOS電路，使瓦的功率非常低，但也可用于與其他控件組合。 Two tone siren sound with IC 4093 IC 4093雙色警笛聲 This circuit, you can create a siren has two characteristics, the automatic is a siren.該電路中，您可以創(chuàng)建一個警報器有兩個特點，自動警報器。 Sirens and custom.警報器和自定義。 The circuit uses CMOS nand gate digital IC number IC 4093 features Quad 2-Input

21、NAND Schmitt Trigger makes it easy to use and very diverse.該電路采用CMOS與非門數(shù)字IC數(shù)字IC 4093的功能四路雙輸入NAND施密特觸發(fā)器使得它易于使用和非常不同的。 This circuit can be used with speakers or amplifiers to additional offline.該電路可使用揚聲器或放大器，其他脫機(jī)。 Principle of the circuit is the circuit switch S2a, S2b, which will run simultaneously a

22、t work.該電路的原理是電路交換S2A，S2B，將同時運行在工作。 By acting as an option that will give birth to what kind siren.作為一個選項，會生出什么樣的警笛。 If the slide switch positions on a circuit, auto siren sound generator, will be IC1a, IC1b a siren signal generator.如果滑動開關(guān)位置上的電路，汽車警笛聲發(fā)生器，將IC1A，IC1B的笛聲信號發(fā)生器。 The signal will then be e

23、xtended through C6 with Q1, to drive the speakers.然后，該信號將被延長至C6，與Q1，以驅(qū)動揚聲器。 If you move the switch to position 2 is the circuit we need to press the switch S1 to tone siren itself, and will be IC1c, IC1d while switch S1 sound is much higher, but when we switch S1 signal.如果你移動到位置2是電路的開關(guān)，我們需要按下開關(guān)S1音警報

24、器本身，并將于IC1C，IC1D而開關(guān)S1聲音要高得多，但是，當(dāng)我們切換S1信號。 Gradually lower, the signal generator will be delivered through C6 to Q1 growth to drive speakers as well.逐漸走低，信號發(fā)生器將被傳遞到C6，第1季成長，以驅(qū)動揚聲器。 Four sirens sound with ic UM3561警笛聲集成電路UM3561 Operation of the circuit uses a UM3516 IC IC1 number ready to create a sound all