Home automation using phone (dtmf touch-tone)

vinodquilon · Mar 31, 2010

Here I am presenting my final mini-project setup.
See the attachment in this forum or the link...

HOME AUTOMATION USING PHONE (DTMF TOUCH-TONE)

I express my sincere thanks to all forum members for there great support
without whom this project wouldn't have been a reality.

Still I am welcoming new ideas to improve my final circuit.

gerty · Mar 31, 2010

Board 4 ,power supply, you have the voltage regulator labled backwards.

vinodquilon · Mar 31, 2010

gerty said:
Board 4 ,power supply, you have the voltage regulator labled backwards.

OK, I will clear it.

vinodquilon · Mar 31, 2010

at board 3 there should be 4.7K replaced with 470 Ohm and a 1K preceding all LED s.

vinodquilon · Apr 1, 2010

Here is the modified one...

Here is the modified one...

HOME AUTOMATION USING PHONE (DTMF TOUCH-TONE)-modified version

vinodquilon · Jun 13, 2010

teleswitch_DTMF.Finally Revealed...

Take a look at my attachment.

vinodquilon · Sep 16, 2010

Report attached

Report attached...

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Home automation using phone (dtmf touch-tone)

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