| 1 | 
DTMF Based Load Control System | 
| 2 | 
DTMF Based Electronic Voting Machine | 
| 3 | 
DTMF Based Switching System for Power Efficiency | 
| 4 | 
DTMF Based Pick and Place Robot | 
| 5 | 
DTMF Based Spy Robot | 
| 6 | 
DTMF Based Water Pump Controller | 
| 7 | 
DTMF Based Irrigation System DTMF Based Home Appliance Control | 
| 8 | 
DTMF Based Stepper Motor Control | 
| 9 | 
Mobile Switching Device Using DTMF | 
| 10 | 
DTMF Based Industry Automation | 
| 11 | 
DTMF Based IR Proximity Sensor | 
| 12 | 
DTMF Based Human less Boat Control for Oceanic Research Applications | 
| 13 | 
Cell Phone Controlled Robotic Vehicle | 
| 14 | 
DTMF Based Prepaid Energy Meter | 
| 15 | 
DTMF Based Land Rover | 
| 16 | 
DTMF Based DC Motor Control | 
| 17 | 
DTMF Based Remote Control System | 
| 18 | 
DTMF Based Home Automation System | 
| 19 | 
Cell Phone Based DTMF Controlled Garage Door Opening System | 
| 20 | 
Display of Dialed Telephone Numbers on Seven Segment Displays | 
| 21 | 
DTMF Based Car | 
| 22 | 
DTMF based Land Rover | 
| 23 | 
DTMF Based Device Control System | 
| 24 | 
Automatic Dialing to Any Telephone Using I2C Protocol on Detecting | 
| 25 | 
DTMF based Home Appliances Control System | 
| 26 | 
DTMF based Door Locking System | 
| 27 | 
DTMF based programmable FM Remote with 89c51 | 
| 28 | 
DTMF based Generator | 
| 29 | 
DTMF based Industrial Automation | 
| 30 | 
DTMF based Home Security System |