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AU413698B2 - Improvements in or relating to methods of and apparatus for recording and reproducing dc or low frequency signals - Google Patents
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AU413698B2 - Improvements in or relating to methods of and apparatus for recording and reproducing dc or low frequency signals - Google Patents

Improvements in or relating to methods of and apparatus for recording and reproducing dc or low frequency signals

Info

Publication number
AU413698B2
AU413698B2 AU21542/67A AU2154267A AU413698B2 AU 413698 B2 AU413698 B2 AU 413698B2 AU 21542/67 A AU21542/67 A AU 21542/67A AU 2154267 A AU2154267 A AU 2154267A AU 413698 B2 AU413698 B2 AU 413698B2
Authority
AU
Australia
Prior art keywords
reproducing
relating
recording
methods
low frequency
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
AU21542/67A
Other versions
AU2154267A (en
Inventor
JOHN ANDREW ESTCOURT FREEMAN and PETER DAVID ENGLISH TO
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Amalgamated Wireless Australasia Ltd
Original Assignee
Amalgamated Wireless Australasia Ltd
Filing date
Publication date
Application filed by Amalgamated Wireless Australasia Ltd filed Critical Amalgamated Wireless Australasia Ltd
Application granted granted Critical
Publication of AU2154267A publication Critical patent/AU2154267A/en
Publication of AU413698B2 publication Critical patent/AU413698B2/en
Expired legal-status Critical Current

Links

AU21542/67A 1967-05-10 Improvements in or relating to methods of and apparatus for recording and reproducing dc or low frequency signals Expired AU413698B2 (en)

Publications (2)

Publication Number Publication Date
AU2154267A AU2154267A (en) 1968-11-14
AU413698B2 true AU413698B2 (en) 1968-11-14

Family

ID=

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