Sans writes "The cheapest way to remotely control a device within a visible range is via Infra-Red light. Almost all audio and video equipment can be controlled this way nowadays. Due to this wide spread use the required components are quite cheap, thus making it ideal for us hobbyists to use IR control for our own projects. This part of my knowledge base will explain the theory of operation of IR remote control, and some of the protocols that are in use in consumer electronics." Link.
HOW TO - IR remote control
Sans writes "The cheapest way to remotely control a device within a visible range is via Infra-Red light. Almost all audio and video equipment can be controlled this way nowadays. Due to this wide spread use the required components are quite cheap, thus making it ideal for us hobbyists to use IR control for our own projects. This part of my knowledge base will explain the theory of operation of IR remote control, and some of the protocols that are in use in consumer electronics." Link.
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You guys remember the TV-B-GONE? The keychange remote that turns off all tvs?
Link:
http://www.tvbgone.com/cfe_tvbg_main.php
Anyone know how to make one of these? I guess we would need to gather all the off codes for all tvs.
Anyone?
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