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From: Donald Shepherd
X-Mailer: Mozilla 4.77 [en] (Win95; U)
Subject: Re: MP3 Adapter circuit for conventional boombox
Date: Sat, 07 Sep 2002 03:51:58 GMT
NNTP-Posting-Date: Fri, 06 Sep 2002 23:51:58 EDT
> I'm looking for a MP3 ADAPTER or something like this
> to playback MP3 CDs over conventional boombox or CD PLAYER...
> Sounds stupid, but i think ther must be some chip to adapt
> to some kind of CD PLAYER to play back MP3.
I got from K-Mart something called a Sound Feeder. It's a small FM
transmitter that plugs into a cigarette lighter and also plugs into the
headphone jack of a CD player. You can then tune it so that you can play
your CDs on the car radio. The fidelity is pretty good. It cost about
You can plug it into the headphone jack of your MP3 player and it ought
to run from 9 V. Boomboxes etc. should pick it up from several feet
It uses a Rolm BA 1401 stereo FM transmitter chip. You could chase down
that chip and design a board around it, but for $20, it's all done for
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