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A boombox is a portable stereo; so a stereo is portable and a boombox is not.
There are many portable stereo recorders currently available. One of the best selling brands of portable stereo recorders is Tascam's DR07mkII Portable Digital Recorder.
The electric energy in a portable stereo is in the batteries. The batteries are what supplies the power to the stereo and in turn makes it work and produce the sound.
In a portable stereo, electrical energy from the batteries is converted into sound energy through the speakers when music is played.
A portable stereo recorder allows for brilliant stereo recording in a very small design. Stereo recorders allow for much higher quality recordings then regular digital recorders.
The Walkman!
Ghetto blaster
The personal stereo is also known as a Walkman. This portable personal stereo player was invented by Andreas Pavel.
The first portable stereo was not sold in America. The Stereobelt was invented in 1972 by Andreas Pavel. The Stereobelt is the ancestor of the Sony Walkman.
A good website to find reviews on portable power generators is : www.consumersearch.com/portable-generators/reviews or www.electricgeneratorsdirect.com/reviews.php.
Alan Blumlein is the inventor of the stereo. Blumlein invented the first stereo in 1931. Many of his developments on the stereo did not reach completion until 1935.
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