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Chapter 6 (Oscillators) - Kathmandu Engineering College

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Chapter 6 (Oscillators) - Kathmandu Engineering College

Description of the 555 Timer as a Monostable Multivibrator Consists of an external resistor R & capacitor C In the stable the flip flop will be in reset state, thus Q will be high and Q low.

http://www.ajay.keckist.edu.np/pdf/555%20Timers.ppt

Date added: March 27, 2013 - Views: 27

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EE311: Junior EE Lab 555 Timer - Clarkson University

EE311: Junior EE Lab 555 Timer J. Carroll 8/26/03 Background The 555 timer can operate as a monostable multivibrator, i.e., a ``one-shot’ an astable multivibrator, i.e., an oscillator behavior dependent on external R, C values Various analog and digital applications voltage ramp generator ...

http://web2.clarkson.edu/class/ee311/Experiment1/Lab1_F03.ppt

Date added: October 24, 2011 - Views: 78

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Multivibrators and wave shaping circuits - Swarthmore College

multivibrator. sedr42021_1324a.jpg. Figure 13.24 ... Figure 13.28 (a) The 555 timer connected to implement a monostable multivibrator. (b) Waveforms of the circuit in (a). V control, varies width. Monostable. sedr42021_1328a.jpg. Variable voltage.

http://www.swarthmore.edu/NatSci/echeeve1/Class/e72/files/Multivibrators%20and%20wave%20shaping%20circuits.pptx

Date added: May 2, 2013 - Views: 23

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555 Timer - 123seminarsonly.com

555 Timer Pin configuration The 555 timer consists of; Two voltage comparators A bi-stable flip flop A discharge transistor and a resistor divider network.

http://123seminarsonly.com/Seminar-Reports/049/34596181-20-555-Timer.ppt

Date added: October 7, 2013 - Views: 19

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LM 555 Timer - Virginia Tech

Monostable. A single pulse is outputted when an input voltage attached to the trigger pin of the 555 timer equals the voltage on the threshold pin.

https://filebox.ece.vt.edu/~LiaB/ECE2074/Lectures/Metronome/10-LM%20555%20Timer.pptx

Date added: January 24, 2014 - Views: 1

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LM/TLC 555 Timer - CVL Wiki

Monostable. A single pulse is outputted when an input voltage attached to the trigger pin of the 555 timer equals the voltage on the threshold pin.

https://filebox.ece.vt.edu/~LiaB/ECE2074/Lectures/Metronome/555_Timer.pptx

Date added: November 28, 2013 - Views: 17

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Chapter 14

Multivibrators and the 555 Timer 1 Objectives You should be able to: Calculate capacitor charging and discharging rates in series RC timing circuits.

http://fetweb.ju.edu.jo/staff/cpe/asarhan/courses/electronics/kleitz14.pps

Date added: May 29, 2013 - Views: 9

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Chapter 13 Signal Generators and Waveform- Shaping Circuits

Fig. 13.28 (a) The 555 timer connected to implement a monostable multivibrator . (b) ... .27 A block diagram representation of the internal circuit of the 555 integrated- circuit timer . 13.7.2 Implementing a Monostable Multivibrator Using the 555 IC .

http://aboutme.samexent.com/classes/spring09/ee3115/read/chap13.ppt

Date added: January 4, 2013 - Views: 17

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TIMERS - CERMIN DIRI HIASI PERIBADI...

This open the switch and pin 7 is no longer grounded Monostable Multivibrators Monostable multivibrator – A switching circuit with one stable output state. ... Monostable Operation Figure 5 – 555 Timer Set Up for Monostable Operation Stable State: 1. The output Qbar of the SR flip-flop ...

http://nurhidayahmoktar.weebly.com/uploads/6/4/8/7/6487407/timers_aku.ppt

Date added: November 28, 2013 - Views: 28

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Chapter 14

A monostable multivibrator is used to produce an output pulse that ... 555 IC Timer 50% Duty Cycle Astable Oscillator RA cannot = 0 ohms RA = RB and short RB with a diode See Figure 14-23 Monostable Operation of the 555 IC Timer See Figure 14-24 Crystal Oscillators Quartz crystal Size and ...

http://show.docjava.com/book/cgij/code/data/lectures/cr245/notes/ch14.pps

Date added: November 27, 2012 - Views: 8

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Frequency response of feedback amplifiers

Astable multivibrators II Astable multivibrators III The 555 Timer I The 555 Timer II The 555 Monostable Multivibrator The 555 Astable Multivibrator Half-wave Precision Rectifiers I Half-wave Precision Rectifier II Improved Half-wave Precision Rectifier Precision Full-wave Rectifier Precision ...

http://www.d.umn.edu/~htang/ece3235_doc_F10/slide10.ppt

Date added: November 27, 2012 - Views: 15

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555 Timer - Wikispaces

555 Timer ©Paul Godin Updated February 2008 Latch and Output Pin 4: Reset connection (active low reset) Pin 7: “Discharge” connection Pin 3: Digital Output 555.*

http://fcsiba.wikispaces.com/file/view/555.ppt

Date added: July 10, 2013 - Views: 47

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No Slide Title

ENTC 3320 555 TIMER 555 Timer IC Timer The 555 timer has essentially two modes of operation: Astable (free running) multivibrator and Monostable (one shot) multivibrator Pin Functions PIN 1 Ground--usually connected to ground.

http://faculty.etsu.edu/BLANTON/555.ppt

Date added: June 21, 2013 - Views: 9

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555 TIMER - Latest Seminar Topics | Full Seminar Reports ...

555 Timer as Monostable Multivibrator. Fig (a): Timer in Monostable Operation with Functional Diagram. Fig (b): Output wave Form of Monostable. Monostable Multivibrator- Description. Voltage across it rises exponentially through R towards V cc with a time constant RC.

http://123seminarsonly.com/Seminar-Reports/049/115192167-555-Timer.pptx

Date added: August 2, 2013 - Views: 49

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ELECTRONIC CIRCUITS

... Block Diagram of LM555 Notes on 555 Timer/Oscillator IC 555 as a Simple Oscillator 555 Square-Wave Oscillator 555 as a Timer / Monostable Multivibrator ICL8038 Function Generator IC Notes on ICL8038 IC ICL8038 Function Generator Circuit Active Filters Review of Filter Types ...

http://heehiee.codns.com:9000/060611/0_%c0%fc%c0%da%c0%da%b7%e11_3(17G)/Electronic_circuits/Electronic%20circuits.ppt

Date added: April 16, 2014 - Views: 25

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Experiment 7 - Rensselaer Polytechnic Institute

DCBA = 1100 DCBA = 1111 DCBA = 1111 DCBA = 1100 1100=12 Inside the 555 Timer Inside the 555 Timer Monostable Multivibrator (or one-shot) puts out one pulse each time the switch is connected * * * * Title: Experiment 7 Author: Connor Bonner Schoch

http://www.ecse.rpi.edu/courses/S14/ENGR-2300/EIexp-proj-lect/exp07.ppt

Date added: February 17, 2014 - Views: 10

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Slide 1

For example: General Uses Common Applications: Monostable Multivibrator Holds a state ... Astable Multivibrator Automatically switches between high and low states Becomes a rectangular wave generator The 555 Timer Most common timer Costs about $0.50 A single pulse lasts 1.1 ms 15,400 ...

http://www-old.me.gatech.edu/mechatronics_course/Timer_F04.ppt

Date added: July 4, 2012 - Views: 10

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Slide 1

Experiment 7 555 Timer ... (Rb)C 555 Animation Monostable Multivibrator (or one-shot) puts out one pulse each time the switch is connected Low Duty Cycle Medium Duty Cycle High Duty Cycle This is an optical transmitter.

http://hibp.ecse.rpi.edu/%7Econnor/education/EI_archives/Exp7.ppt

Date added: October 31, 2011 - Views: 33

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EET 251 Unit 2

EET 1131 Unit 13Multivibrators and the 555 Timer. Read ... -Fire up Multisim.-Collect HW and Lab, and do Quiz. Multivibrator. A . multivibrator. is a circuit whose output changes between two digital levels. Three types: Bistable: Two stable states (latches and flip-flops) Monostable (also called ...

http://people.sinclair.edu/nickreeder/eet1131/PowerPoint/unit13.pptx

Date added: June 3, 2013 - Views: 16

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Lecture 7 Overview - University of Delaware

... (monostable multivibrator) non-retriggerable. ... Vcontrol Vtrig S R Q 555 Timer: Monostable configuration. Single pulse A B C D E A B C D E Initial state: flipflop is "set". Point C is HIGH. Transistor is on - passing capacitor charge to ground.

http://www.physics.udel.edu/~jholder/Phys645/Lectures/18%20Waveshaping.ppt

Date added: May 2, 2013 - Views: 21

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Slide 1

Fig. 12.28 (a) The 555 timer connected to implement a monostable multivibrator. (b) Waveforms of the circuit in (a). Fig. 12.29 (a) The 555 timer connected to implement an astable multivibrator. (b) Waveforms of the circuit in (a). Fig. 12.30 ...

http://www.calvin.edu/~pribeiro/courses/engr332/Handouts/Chap12.ppt

Date added: November 24, 2011 - Views: 28

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Practical Electronics III

221308 Engineering Electronics I Analog Integrated Circuits (Integrated Circuit Timer) Asst. Prof. Dr. Montree Siripruchyanun Matheepot Pattanasak

http://www.te.kmutnb.ac.th/~msn/221308timer.ppt

Date added: September 8, 2011 - Views: 17

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lcr.uns.edu.ar - Laboratorio de Control y Robótica

There are three types of multivibrators. Astable (or Free-Running Multivibrator) Monostable (or One-Shot) Bistable ... connected between the supply voltage and ground pins of an IC to prevent intermittent high-frequency operation. 555 Timer Astable Multivibrator Astable Multivibrator ...

http://lcr.uns.edu.ar/ADCD/Documents/Parte2_clase02_TR%20Conmutación.ppt

Date added: December 11, 2011 - Views: 18

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PowerPoint Presentation

Signal Generators and Waveform-Shaping Circuits *

http://www.calvin.edu/~pribeiro/courses/engr311/Lecture%20Notes/Sedra-Smith%20New%20Edition/sedra42021_ch13.ppt

Date added: May 2, 2013 - Views: 25

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IC NOTES PPT - Mohan - electronics hobby | This Web page ...

It has very high temperature stability * Applications of 555 Timer . astable multivibrator monostable multivibrator Missing pulse detector ... It has two states either stable or quasi- stable depending on the type of multivibrator * Monostable multivibrator Monostable multivibrator is ...

http://dmohankumar.files.wordpress.com/2010/07/ic-notes-ppt.ppt

Date added: February 16, 2012 - Views: 29

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Chapter 5

5-22 Clock Generator Circuits 555 Timer IC used as an astable multivibrator. 5-22 Clock Generator Circuits Crystal control may be used if a very stable clock is needed—used in microprocessor systems and microcomputers where ... (Monostable Multivibrator) 5-21 One-shot (Monostable ...

http://fac-web.spsu.edu/ecet/apreethy/1200_resources/Tocci/PPTs/Ch_5.ppt

Date added: August 2, 2013 - Views: 12

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Chapter 19

Monostable Multivibrators Monostable multivibrator – A switching circuit with one stable ... Comparator Input/Output Relationships Flip-Flop Input/Output Relationships 555 Timer One-Shot 555 Timer One-Shot Waveforms Intermittent One-Shot Operation A valid input trigger fulfills one of ...

http://www.yorku.ca/phys3150/Schmitt_Trigger.ppt

Date added: August 5, 2013 - Views: 1

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No Slide Title

Monostable Multivibrators 555 timer IC wired as a monostable multivibrator Monostable Multivibrators 74121 IC wired to generate single clock pulse * * The two NAND gates are cross-coupled so that the output of NAND-1 is connected to one of the input of NAND-2, and vice versa.

http://pesona.mmu.edu.my/~nghu/Sequential_Logic_Building_Blocks-Flip-flops__Week_9v2_.ppt

Date added: August 3, 2013 - Views: 7

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Slide 1

The circuit illustrated is a a. astable multivibrator b. monostable multivibrator c. frequency multiplier d. frequency divider ... Retriggers Triggers derived from ac Q Missing trigger due to power failure Power failure indication Summary The 555 timer The 555 timer can be configured in ...

http://wps.prenhall.com/wps/media/objects/5564/5698031/Volume_medialib/ppts_10e/0137129629_pp7a.ppt

Date added: October 27, 2011 - Views: 24

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Preface - 海南大学 | Hainan University | www.hainu.edu.cn

... =0 Vc2=1 Vo=0 VI falling Vc1= Vc2=1 Vo=0 Vc1=1 Vc2=0 Vo=1 Monostable multivibrator using a 555 timer Astable multivibrator using a 555 timer Astable multivibrator using a 555 timer 9.5 555 Timer and Its Application 9.5 555 Timer and Its Application 9.5 555 Timer and Its Application ...

http://www.hainu.edu.cn/szjpkc/DigitalDesign_Englishweb/file/Chap9/9.5%20555%20Timer%20and%20Its%20Application.ppt

Date added: May 2, 2013 - Views: 5

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Slide 1

... Connecting a bistable multivibrator with inverting transfer characteristics in a feedback loop with an RC circuit results in a square-wave generator. (b) ... The 555 timer connected to implement a monostable multivibrator. (b) ...

http://www.oup.com/us/static/companion.websites/9780195323030/PPTs_Complete_Sets/Ch17_complete_set.ppt

Date added: May 13, 2013 - Views: 18

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Slide 1

The circuit illustrated is a a. astable multivibrator b. monostable multivibrator c. frequency multiplier d. frequency divider RESET ... Retriggers Triggers derived from ac Q Missing trigger due to power failure Power failure indication Summary The 555 timer The 555 timer can be configured in ...

http://wps.prenhall.com/wps/media/objects/5564/5698031/Volume_medialib/ppts/chap09.ppt

Date added: May 2, 2013 - Views: 8

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الشريحة 1 - An-Najah National University

... building three phase bridge and make investigations about Its input and output characteristics Back 555 Timer Astable And Monostable Multivibrator f = 1.44/(C1(R1+2R2)), wherein f is in Hz if R1 and R2 are in mega ohms and C1 is in microfarads. Unijunction ...

http://eng.najah.edu/sites/eng.najah.edu/files/PREENTATION.ppt

Date added: August 4, 2013 - Views: 17

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Judul

Monostable Multivibrator. Rangkaian Timer 555 ASTABLE MULTIVIBRATOR ASTABLE MULTIVIBRATOR Sinyal Output ASTABLE MULTIVIBRATOR Frekuensi Osilasi : MONOSTABLE MULTIVIBRATOR Rangkaian ini mempunyai satu keadaan stabil. Jika pulsa ...

http://repository.binus.ac.id/content/H0072/H007215572.ppt

Date added: August 5, 2013 - Views: 2

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Slide 1

Linear Digital ICs (17.1 – 17.4) Comparator IC DAC , ADC 555 timer IC *

http://ee2603.eng.au.edu/ee2603/lecture/EE2603-10.ppt

Date added: November 24, 2013 - Views: 5

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PowerPoint Presentation

... which are called timers that have the building blocks in one package. 555 IC are highly stable devices for ... the triggering signal is captivated from the timer. ... capacitor 7 6 C 3 5 1 Output 555 2 Trigger signal A monostable multivibrator circuit, on the ...

http://metalab.uniten.edu.my/~farrukh/MECHATRONICS/mahalik/chap6[1].ppt

Date added: October 27, 2011 - Views: 68

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Slide 1

Triggering operation 555 Timer Astable Multivibrator Circuit: 555 Timer Monostable Multivibrator Circuit: Unijunction Transistor Relaxation Oscillator : Pulse transformer: We used the idea of zero cross detector We used PIC 16F877 to do the triggering program . The basic circuit : START ...

http://eng.najah.edu/sites/eng.najah.edu/files/Investigation_On_a_Microcontroller-Triggered_Single_Phase_Thyristor_Bridge.ppt

Date added: February 12, 2013 - Views: 11

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Slide 1

Digital Fundamentals Tenth Edition Floyd Chapter 7 © 2008 Pearson Education

http://www.ce.kmitl.ac.th/download.php?DOWNLOAD_ID=3882&database=subject_download

Date added: September 5, 2014 - Views: 1

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Slide 1

EC303 – LINEAR INTEGRATED CIRCUITS Name : Gurjinder Kaur Designation: Lecturer Department: Electronics and CommunicationEngineering College: Gurukul Vidyapeeth Institure of Engg. and Technology *

http://www.gurukul.cc/document/lic.ppt

Date added: August 3, 2013 - Views: 7

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Slide 1

... fin fout Summary One-Shots The one-shot or monostable multivibrator is a device with only one stable state ... Retriggers Triggers derived from ac Q Missing trigger due to power failure Power failure indication Summary The 555 timer The 555 timer can be configured in various ways ...

http://webstaff.kmutt.ac.th/~ekapon.siw/ENE103/Lectures/ene103_lec12.ppt

Date added: May 27, 2012 - Views: 15

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ELECTRONIC CIRCUITRY

electronic circuitry ee 303

http://heehiee.codns.com:9000/060611/0_%C0%FC%C0%DA%C0%DA%B7%E11_3(17G)/%C0%FC%C0%DA%B0%F8%C7%D0%B0%FC%B7%C3%B9%AE%BC%AD/RF%20%b0%fc%b7%c3%20Document/Electronic%20circuit%20%b1%b3%c0%b0%c0%da%b7%e1/Electronic%20circuitry.ppt

Date added: October 24, 2013 - Views: 17

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Download It - Sinclair Community College :: PEOPLE.SINCLAIR ...

EET 1131 Unit 14Memory and Storage. Read Kleitz, Chapter 16. Lab #14 due next week. Final Exam next week.-Handouts: Powers of 2 table, Memory practice sheets.

http://people.sinclair.edu/nickreeder/eet1131/PowerPoint/unit14.pptx

Date added: May 9, 2013 - Views: 22

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PowerPoint Presentation

... (Monostable Multivibrator) Summary cont. Most clocked FFs have asynchronous inputs that can set or clear the FF independently of the clock input. ... 555 Timer used as astable multivibrator and Crystal-Controlled clock Generators ...

http://www.eej.ulst.ac.uk/~ian/modules/EEE515/files/EEE515J1_L3.ppt

Date added: May 12, 2012 - Views: 27

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PowerPoint Presentation

There are 3 types of multivibrator: bistable, monostable and astable. Thebistablemultivibratorhas two stable states. The circuit can remain in either stable state indefinitely and moves to the other stable state only when appropriately triggered.

http://webstaff.kmutt.ac.th/~ekapon.siw/EIE211/Lectures/eie211_lect13.pptx

Date added: March 20, 2014 - Views: 7

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Flip-Flops and Related Devices - NCCU

Design a free-running oscillator using a 555 timer. ... Q’=1), also known as monostable multivibrator Once triggered, the output switches to the opposite state and remains in that ‘quasi-stable state’ for a fixed period of time, ...

http://cs.nccu.edu.tw/%7Ewhliao/ds2002/ds52.ppt

Date added: March 8, 2012 - Views: 17

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Flip-Flops and Related Devices - NCCU

Design a free-running oscillator using a 555 timer. ... Q’=1), also known as monostable multivibrator Once triggered, the output switches to the opposite state and remains in that ‘quasi-stable state’ for a fixed period of time, ...

http://www.cs.nccu.edu.tw/~whliao/ds2003/ds52.ppt

Date added: February 1, 2012 - Views: 15

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PowerPoint Presentation

... of combinational logic with memory When constructing sequential logic our building blocks are often some form of multivibrator a term used to describe a ... most popular is the 555 timer can be configured ... including those of a monostable or astable various devices one of ...

http://wps.pearsoned.co.uk/wps/media/objects/1244/1273900/Chap10.ppt

Date added: May 15, 2012 - Views: 28

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Amateur Extra License Class

... Bi-stable multivibrator, latch. Several different types. S-R, J-K, D, T. Gated, non-gated. ... 555 Timer I.C. ... Monostable or astablemultivibrator. Digital Logic. Synchronous Logic. 555 Monostablemultivibrator. T = 1.1 x R x C. Digital Logic. Synchronous Logic.

http://www.w9uuu.org/documents/extra_class/Amateur_Extra_Chapter_5.ppsx

Date added: April 23, 2014 - Views: 1

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PowerPoint Presentation

... 正反器 (3) Time Delayed = 1.1*R*C (s) TIMER Time Delayed = 1.1*R*C (s) (6-3) (6-4) 方波產生器(Astable Multivibrator) 警笛功能-以雙重振蕩電路控制 ... 繼電器 投影片 73 555內部構造 Delay Circuit - Monostable Mutlivibrator Delay Circuit ...

http://eportfolio.lib.ksu.edu.tw/~4980J094/repository/fetch/Final_Project_991.ppt

Date added: October 27, 2013 - Views: 6