hi,

can any one tell me how to program a VR stamp (speech recognition chip)

and also how to build a dimmer switch???

open to ideas.....

 

Hi red
You will need a microphone, a preamplifier that is going to amplify your mic, a filter(Band pass filter), Rectifier circuit(diode) Jk flip flop. For your dimming circuit use a triac and a diac