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10Pcs NE555 + CD4017 LED Flash DIY Kit 3-5V Luz LED Módulo
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  • 10Pcs NE555 + CD4017 LED Flash DIY Kit 3-5V Luz LED Módulo
  • 10Pcs NE555 + CD4017 LED Flash DIY Kit 3-5V Luz LED Módulo
  • 10Pcs NE555 + CD4017 LED Flash DIY Kit 3-5V Luz LED Módulo
  • 10Pcs NE555 + CD4017 LED Flash DIY Kit 3-5V Luz LED Módulo
  • 10Pcs NE555 + CD4017 LED Flash DIY Kit 3-5V Luz LED Módulo
  • 10Pcs NE555 + CD4017 LED Flash DIY Kit 3-5V Luz LED Módulo
  • 10Pcs NE555 + CD4017 LED Flash DIY Kit 3-5V Luz LED Módulo

10Pcs NE555 + CD4017 LED Flash DIY Kit 3-5V Luz LED Módulo

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10Pcs NE555 + CD4017 LED Flash DIY Kit 3-5V Luz LED Módulo 9.86 (0)
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  • Detalles Del Producto
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Característica:

Fuente alimentadora de corriente voltaje: 3-5V
Tamaño de PCB: 88 x 25mm
Este kit no está incluido en la instrucción.

Principio:

Este kit se compone circuito principal y circuito contador decimal, desde el núcleo de la auto-excitado NE555 multivibrador de potencia a través de R2, R3, R4 cargar el condensador C1, C1 iniciado al cargar, NE555 2 pies todavía en baja, por lo que el pin de salida 3 pasa a alta cuando la alimentación a través de R2, R3, R4 para cargar C1 a 2/3 de la tensión de alimentación, el nivel de la clavija de salida 3 de alto a bajo, NE555 descarga interna conductora, condensador C1 a R4, R3, NE555 7 pies de descarga hasta La tensión en C1 es menor que 1/3 de la tensión de alimentación, NE555 y 3 pies de nivel de baja a alta. C1 y cargar de nuevo este ciclo de oscilaciones formadas. Tiempo de carga: 0,695 Unesdoc.unesco.org unesdoc.unesco.orgR2 + R3 + R4) C1, tiempo de descarga: 0,695 Unesdoc.unesco.org unesdoc.unesco.orgR4 + R3) C1, R4 puede ajustarse para controlar la frecuencia de salida del oscilador, la señal de reloj de oscilación se aplica de forma continua NE555 CD4017 14 pies El terminal de salida 10 está conectado con el LED CD4017 10, cuando el terminal de salida 10 gira CD4017, la señal de reloj generada se aplica a un nivel alto, los D1 - D10 se encenden secuencialmente para formar un efecto de luz de agua.
Puede ajustar el ajuste del caudal R4 LED.

Nota: Este es un kit DIY, es necesario ensamblarlo. Este kit no está incluido en la instrucción.

Paquete incluido:


10 x NE555 + CD4017 LED Flash DIY Kit

10Pcs NE555 + CD4017 LED Flash DIY Kit 3-5V Luz LED Módulo
10Pcs NE555 + CD4017 LED Flash DIY Kit 3-5V Luz LED Módulo
10Pcs NE555 + CD4017 LED Flash DIY Kit 3-5V Luz LED Módulo

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This warranty and return policy are only available for the sub categories of Arduino SCM, 3D printers accessories, electronic accessories, and similar gadgets.

Within 180 days

If there are any product quality problems which are not caused by artificial factors such as dis-assembly, misuse, drops or falls, water damage, unofficial firmwares, software modifications or any others causes of damage, we will cover the return shipping fees based on the shipping receipt you will provide only if these charges are worth less than US$40. 

If the damage is related to the screen, this situation should not be considered to be included in the scope of this warranty.

If you would like to repair this product, please return it and we will forward it to our repair centers. In this case, you should be responsible for paying the return shipping fees and the repair fees. If there will be any further costs occurred during the return or repair process, you should also be responsible for this.

We will send you a bill showing all the charges we have to pay before sending it back to you.

 

After 180 days from shipment

All warranty requests will be rejected after 180 days from shipment.

Return policy

DOA (Dead on arrival) items

If the product (except for DIY kits) has arrived broken, please contact us within 3 days from the day you received it and then follow the 3 Days Product Guarantee.

About unsatisfactory products

If you are not satisfied with your purchase, you can return it within 3 days from its delivery date to receive a refund of your purchase minus the shipping fees or an exchange. You will have to pay the shipping fees both ways if the reason is not related to our mistake. Please ensure to return the item with its original packaging and in the same conditions in which you received it.

E-Book reader problem

If your e-reader is not working correctly, please send us the following details:

  • Product ID number;
  • Order number;
  • Some photos, a video or a screenshot of the problem;
  • Description of the problem;

 Notes:

  • Please read the descriptions carefully and clearly before purchasing. If the descriptions are not clear enough, please feel free to contact us.
  • This category (Arduino SCM & 3D Printer Acc) includes many DIY kits, and we can not assist you completely in case the damage is caused by incorrect welding, construction, or any other circuit issues.
  • If you find the product is damaged, please do not disassemble it yourself (such as e-books, programmers, signal logic analyzers and other pre-built items), since this may affect your return request.
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