First recording tape made of electrolytic copper
- Made:
- 1928
- maker:
- Sherard Osborn Cowper-Coles
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Science Museum Group
© The Board of Trustees of the Science Museum
First recording tape made of electrolytic copper, obtained by the weak line of cleavage method.Made by Cowper Coles c1928. Extension of "Minivoice" method.
Details
- Category:
- Metallurgy
- Object Number:
- 2002-215
- Materials:
- copper (metal)
- Measurements:
-
: .1575 x 3.5433 in.; 4 x 90 mm
- type:
- tape recording
- credit:
- Mr. Peter Cowper-Coles.
