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Transistor Radio
"Needed one or more non rechargable "so-called "A" batteries just to heat the tube filaments and a large 45- to 90-volt "B" battery to power the signal circuits."
The Radio it self weighed half a pound or less. http://en.wikipedia.org/wiki/Transistor_radio
Some of this information was copied and pasted!
By Ben and Alec -
The First Portable Cassete
First their was the casset player.
Created in 1979.
It cost $288 US when it was relesed.
First Relesed in Japan.
Read More at
www.techeblog.com -
Portable Music player *SONY DISKMAN*
In 1984 Sony was the first to market a portable player for the new music medium, the Discman. <a href='http://go.galegroup.com/ps/retrieve.do?sgHitCountType=None&sort=RELEVANCE&inPS=true&prodId=GVRL&userGroupName=per_k12&tabID=T003&searchId=R1&resultListType=RESULT_LIST&contentSegment=&searchType=BasicSearchForm¤tPosition=1&contentSet=GALE|CX2830101750&&docId=GALE|CX2830101750&docType=GALE' > SOURCE HERE............</a> -
IPOD CLASSIC
The first Ipod was relesed
with the ipod Classic...
It had 5 to 10 gigs of space
This has got 6 versions known as generations
http://en.wikipedia.org/wiki/IPod_Classic -
Ipod Mini
The ipod Mini was relesed and holds only 4gb
Their have been Many generations and was discontinued in September 7, 2005
Sources-
My head
http://en.wikipedia.org/wiki/IPod_mini -
Ipod Shuffle
Apple Relesed the Ipod Shuffle in 11 Janurary 2005 this had no screen and could only hold up to 1 gb of space
http://en.wikipedia.org/wiki/IPod_Shuffle -
Ipod Nano
The ipod nano was relesed Available in Black or white and can have up to 1 , 2 ,4 gbs of space
http://en.wikipedia.org/wiki/IPod_nano
<a href='http://belmontint.schoolsonline.co.nz/index.php?control=database_file&fmc=image_file_manager_config&record_id=belmontint:379261' >Download Timeline</a -
Ipod Touch
The ipod Touch first Gen was Relesed with Internet and A touch Screen
