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Index 10

The square wave oscillator with 2ns 1:1 edge

Published:2013/3/28 1:51:00 Author:Ecco | Keyword: square wave oscillator , 2ns 1:1 edge

The square wave oscillator with 2ns 1:1 edge is shown as figure. (View)

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The voltage - controlled oscillator with flip - flop

Published:2013/3/28 1:52:00 Author:Ecco | Keyword: voltage - controlled oscillator , flip - flop

The voltage - controlled oscillator with flip - flop is shown as figure. (View)

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The precise second pulse signal generator

Published:2013/3/28 2:01:00 Author:Ecco | Keyword: Precise , second , pulse signal generator

The precise second pulse signal generator
Precise second pulse signal generator is shown as figure. (View)

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The self-excited multivibrator with improving waveform and stability

Published:2013/3/27 3:29:00 Author:Ecco | Keyword: self-excited multivibrator , improving waveform , stability

The self-excited multivibrator with improving waveform and stability is shown as figure. (View)

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Square wave burst

Published:2013/3/27 3:30:00 Author:Ecco | Keyword: Square wave burst

Square wave burst is shown as figure. (View)

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Monostable multivibrator circuit diagram

Published:2013/3/25 2:49:00 Author:Ecco | Keyword: Monostable multivibrator

Monostable multivibrator circuit diagram is shown as figure. (View)

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M66T Melody Generator

Published:2013/3/26 3:40:00 Author:Ecco | Keyword: Melody Generator

M66T Melody Generator
This is the very simple way to play a song with single 1.5 battery. You can build this circuit for gift acceccories. When the gift opened, then a song will be played.. It’s easy and cheap right..? . It just use a single small chip which will generate a song which already planted inside the chip. (View)

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Sound Effect Generator UM3561

Published:2013/3/25 4:17:00 Author:Ecco | Keyword: Sound Effect Generator

Sound Effect Generator UM3561
This is a really simple sound effect generator based single sound generator chip UM3561. The UM3561 will generate four kinds of sound effects. The basic operation is that the UM3561 will generate the sound signal, then the signal delivered to 2N3706 (as speaker driver) to be amplified so you can hear the sound from a speaker. (View)

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The multivibrator composed of FXl39

Published:2013/3/25 2:31:00 Author:Ecco | Keyword: multivibrator

The multivibrator composed of FXl39 is shown as figure. (View)

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50% duty cycle oscillator

Published:2013/3/25 2:19:00 Author:Ecco | Keyword: 50% duty cycle , oscillator

50% duty cycle oscillator is shown as figure. (View)

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20kHz multivibrator circuit

Published:2013/3/25 2:13:00 Author:Ecco | Keyword: 20kHz multivibrator

20kHz multivibrator circuit is shown as figure. (View)

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1μs pulse circuit

Published:2013/3/25 2:16:00 Author:Ecco | Keyword: 1μs pulse

1μs pulse circuit is shown as figure. (View)

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Closed-loop three-phase multivibrator

Published:2013/3/25 2:08:00 Author:Ecco | Keyword: Closed-loop , three-phase multivibrator

Closed-loop three-phase multivibrator is shown as figure. (View)

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Wideband square wave oscillator with 50% duty cycle

Published:2013/3/25 2:50:00 Author:Ecco | Keyword: Wideband square wave, oscillator, 50% duty cycle

Wideband square wave oscillator with 50% duty cycle is shown as figure. (View)

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The Terman oscillator circuit

Published:2013/3/21 4:19:00 Author:Ecco | Keyword: Terman oscillator

The Terman oscillator circuit
J-FET is connected between the resistors R3 and R4 in the Wien bridge, and it uses transistor to replace operational amplifier , this circuit is called Terman oscillation circuit. (View)