HISTORY

CARRIERS

 

Fonograf

Appeared in sale in 1890 and became "last cheep" that time.

Brainchild Thomas Edison registered very prosperous in salon

the layer of the population. Cost fonograf was superhigh - 70 000 kronas,

that condition was equal on that timeses.

Fonograf has left in history at the end 1930.

The Carriers /Fonografvalse/ most

worst quality can keep recorded information beside 50 years.

The Carriers the most best quality save information before 120 and more years.

Gramophone

Gramophones came up for broad sale at the end 1900 and gradually started to displace with market fonografs.

The Gramophones have opened "Era of the Vinyl", which and on this day did not go out completely. Though producers  phonograph record and concerned with new technology.

The Carriers /Grammofonplate/ the most worst quality save information beside 80-85 years.

The Carriers top quality save information before 200 years.

 

Tape-recorder

 

Appeared in sale in 1947 though were they broadly used during the Second World war. Have Got the most broad using in all area. sound recording,radio and telecasting, informatics and so on.

Regrettably periods to хронения information on magnetic carrier черезвычайно short.

5 years ,for carriers worst quality and not more than 50 years,for carriers top quality.

 

 
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