27 Jan Laser torch based voice communication system Photo detector at receiver detects the laser light and voice output through loud speaker. Laser Torch based Voice Transmitter and Receiver. K. Govinda. 1 The laser torch can transmit light up to a distance of in cases of full or mixed lubrication, a micro-reservoir for lubricant in .  proceedings vol3 3 . 1 Jun The laser torch can transmit light up to a distance of about meters. The phototransistor of the receiver must be accurately oriented towards.
|Published (Last):||13 July 2015|
|PDF File Size:||7.7 Mb|
|ePub File Size:||2.27 Mb|
|Price:||Free* [*Free Regsitration Required]|
Design Guides Ruggedise the Hardware: But the sensor should not directly face the sun. The laser torch can transmit light up to a distance of about repprt.
Feed audio signal into transmitter side. I am using a laser torch and when it is pointed to the base terminal of the 2n photo transistor a sound can be heard. The mic is the audio input.
Manuscript Reprt Copyright Transfer Form. Audio frequencies range laser torch based voice transmitter and receiver full report 20Hz to 20kHz but these frequencies are not heard in the same way The phototransistor is kept away from AC light sources such as bulbs. This circuit works perfectly with all the components as specified. IC2 amplifies the signal more and drives the speaker, LS1. VR2 is a volume control reporf IC2. We would request you to go and check your paper status on the below link: Thermal Imaging for Industrial Testing 19 July To find more about recent developments please visit the below link: This electronic media starting from satellite communications had invented new dimensions in the field of wireless communication, research in these areas created a new concept of communication by means of lasers, no one ever expected this kind of development in communication strategies and its trsnsmitter a raising question that how we communicate by implementing lasers, in our project we give a detailed answer about how we communicate with others by using laser technology.
Laser Based Transmitter And Receiver
Saturday, July 28, Editorial Board Join as Reviewer. But I wish to know more about its design and concepts.
Yes, you may get some noise in the receiver. The proposed circuit basically had the transmitter circuit and this block consists of transistor amplifier BC coupled with condenser microphone, and an audio modulator BD To avoid 50Hz hum noise in the speaker, keep the photo-transistor away from AC light sources such as bulbs. What should be the exact output of the circuit. The transmitter uses 9V power supply. Please reply me soon…. Its our humble request to all the researchers to go and check the new method of article laser torch based voice transmitter and receiver full report on below link: EFY was launched inand is counted amongst the leading publications in the fields of electronics and technology—across the globe.
The phototransistor of the receiver must be accurately oriented towards the beam from the LED. Design Guides Pmods — How to get started? Excitons to Take Electronics into the Future 27 July The overall advantages of our laser based voice transmitter and receiver is to provide speed and accuracy with high data rates, minimal interruptions and highly flexible.
The reflected sunlight, however, does not cause any problem.
Current Issue Past Issue. This video will guide authors to write their first research paper.
Hello Researchers, you can now keep in touch with recent developments in the research as well as review areas voide our new blog. Voltage Regulator as Audio Amplifier.
Laser Based Transmitter & Receiver | Detailed Project Available
My transmitter laser torch not glow what is the fault…? Very-large-scale integration VLSI is the technology of creating an integrated circuit IC by blending billions of transistors Is there any specification for the condenser mic used…please reply soon. Electret condenser mic was used during the testing.