MODULATED_LIGHT_TRANSMITTER

Published:2009/6/16 23:48:00 Author:May | From:SeekIC

A light-bulb filament can be modulated with audio as a method of optical transmission. Ampli-fier Q1/Q2/Q3 drives emitter-follower TR4. Adjust R10 for the Q point (light bulb) giving best results.It should have a filament with low thermal inertia for best audio responses.



Reprinted Url Of This Article:
http://www.seekic.com/circuit_diagram/Signal_Processing/MODULATED_LIGHT_TRANSMITTER.html

Print this Page | Comments | Reading(3)