Remote control bulb on/off operation

[KINETIC_JOULES]

I think I knew that. Would there be any other way to make this project work?

[ash]

Lots of possibilities, just depends on convenience. You can use sound activation (either voice, whistle or a clap), or motion detection (so by just walking in, the light goes on).

That'll remove the need of a "control" device. Your own body would be the control switch. 10m is a reasonable range to be detected by the lamp.

[gohm]

for noise we've had a device here in the States since the 70's called "the clapper" that you install on any device to turn on/off via clapping (or any loud sound)

[ash]

Yeah, my first RC car back when I was a kid used clapping (or a device that "clicks" really loud) as a way to change direction. One clap moves it forward, the next clap reverses to the left. Weird control, but requires continues clapping to navigate around obstacles. Quite fun!

[KINETIC_JOULES]

Wow. I didn't know they made rc cars like that!

[iamsasi]

A good circuit is available in www.electronicsforu.com. you can control the switching with any remotecontrol.

[amolhshah]

you can use a TV remote to turn on/off the bulb. Most of the remotes have RC5 protocol you can get info of RC5 protocol over here: DNA TECHNOLOGY - Introduction to RC5 Protocol
on the receiver side use TSOP 1738 as receiver, whose output is given to a micro controller & the controller decodes which switch has been pressed and accordingly turns on/off a relay which is used to turn on/off a bulb

[binu_ji]

Use this circuit, if you want to control a single relay.