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This video shows how to control 16 AC or DC load using the 16 Channel Relay and Arduino.

Go directly to different section of this video:
00:00 Introduction
01:22 Hardware explained
05:40 load calculation
06:47 Design flaw in the module (must see)
08:46 Code is explained
12:54 Wiring Explained (watch this if you don’t know how to connect your AC load https://youtu.be/58XWVDnB7Ss)
14:20 Demonstration

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Watch How to control AC bulb with 5V relay: https://youtu.be/58XWVDnB7Ss

Get Arduino Code for this video: http://bit.ly/16channel-relay

Get schematic diagram for this module:
http://bit.ly/16chRelay-Schematic

Components used in this module:
LM2596 Voltage Regulator used in this module:
http://www.ti.com/lit/ds/symlink/lm2596.pdf

DIP 4pin Photocoupler used in this module:
https://www.farnell.com/datasheets/73758.pdf

ULN2803A Darlington Transistor Arrays
http://www.ti.com/lit/ds/symlink/uln2803a.pdf

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