ARLA/CLUSTER: Transmissor em FM com um único transístor.

[João Gonçalves Costa]

[http://www.electronics-lab.com/blog/wp-content/uploads/2008/10/fm_microphone.gif]<http://www.electronics-lab.com/blog/wp-content/uploads/2008/10/fm_microphone.gif>[http://www.electronics-lab.com/blog/wp-content/uploads/2008/02/md_fmtrans2.jpg]
YouTube - Single Transistor FM Transmitter

A new video on YouTube shows step by step how to build a single transistor FM transmitter for about 90 pence ($1:50)

The design is based on the 2N3904 transistor and it is made on a board about the size of the UK two penny coin. It has a range of about 200 metres.

Watch the constuction video..

For the parts list see the YouTube page
http://www.youtube.com/watch?v=lIyyMVsk2WA

Remember that the regulations regarding the use of such low power transmitters varies from country to country and it is recommended to check your national regulations.

Fonte: Southgate Amateur Radio Club <http://www.southgatearc.org/>
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