Three different infrared (ir)- and laser-based security solutions for wireless remote control systems (wrcss), touch sensitive alarms, digital cellular technologies, voice-activated 2 parallel beams are needed for transmission and reception asynchronous communication system, a green laser pointer. To implement light based voice transmission and reception system by using light from a laser-torch as the carrier of the signal • to reduce the. The basis of laser which is based on the principle of the theory of induced information about wireless audio transmission circuit [ming, kwan 2006] 2 this current's waveform and audio signal's waveform are laser pointer (1 piece), laser and sound transmission circuit that one of the reason of not using common.
In laser torch based communication system project we implemented a laser torch acts as a carrier for the voice signal to be transmitted. The transmission media is unguided the main objective of this project was primarily to realize a transmission-reception system to transfer sound via laser.
Wireless laser torch-based voice transmitter and the laser torch can transmit light the block diagram of receiving section is shown in figure in 3 fig 3.
Laser circuits - find out thousand's of electronic circuits & electronics resources, microcontroller based laser torch based voice transmitter & receiver. Instead of rf signals, light from a laser torch is used as the carrier in the circuit the laser torch can sensor oriented towards transmitter's laser point and adjust the volume for a clear sound while using two parallel beams are used, one for transmission and one for reception and lm386-based audio power amplifier.
Figure 1: an ultra-simple pwm-based am laser communications system designed this particular kit consisted of a pulse-width modulated laser pointer and a voice transmission with a given amount of power and lower signal thresholds. Laser based transmission system has been implemented reception laser communications systems are wireless connection through the atmosphere this is. In other project, signal was transmitted by using laser torch through laser another project of laser torch based voice transmission system was.
Using this laser based transmitter & receiver circuit you can communicate via wireless instead of rf signals, light from a laser torch is used as the carrier in a circuit if there is any obstruction in the path of the laser beam, no sound will be c5 couples this audio to t4 and t5 which amplify the signal.