vinodquilon Member Mar 31, 2010 #1 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. Attachments DTMF_TouchTone..pdf 297 KB · Views: 946
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.
G gerty Member Mar 31, 2010 #2 Board 4 ,power supply, you have the voltage regulator labled backwards.
vinodquilon Member Mar 31, 2010 #3 gerty said: Board 4 ,power supply, you have the voltage regulator labled backwards. Click to expand... OK, I will clear it.
gerty said: Board 4 ,power supply, you have the voltage regulator labled backwards. Click to expand... OK, I will clear it.
vinodquilon Member Mar 31, 2010 #4 at board 3 there should be 4.7K replaced with 470 Ohm and a 1K preceding all LED s.
vinodquilon Member Apr 1, 2010 #5 Here is the modified one... Here is the modified one... HOME AUTOMATION USING PHONE (DTMF TOUCH-TONE)-modified version Attachments home_automation_.pdf 443.9 KB · Views: 652
Here is the modified one... Here is the modified one... HOME AUTOMATION USING PHONE (DTMF TOUCH-TONE)-modified version
vinodquilon Member Jun 13, 2010 #6 teleswitch_DTMF.Finally Revealed... Take a look at my attachment. Attachments teleswitch_DTMF..jpg 1.1 MB · Views: 475
vinodquilon Member Sep 16, 2010 #7 Report attached Report attached... Attachments dtmf_teleswitch_finalReport.pdf 802.3 KB · Views: 936