In magnetic recording devices, such as floppy disk drives, operational difficulties in the faithful reproduction of recorded data include peak shifting. The invention overcomes these difficulties by introducing a read back compensation circuit comprising a frequency equalizer which favorably amplifies...http://www.google.fr/patents/US4244008?utm_source=gb-gplus-shareBrevet US4244008 - Read back compensation circuit for a magnetic recording device
Read back compensation circuit for a magnetic recording device
