G - Physics – 11 – B
Patent
G - Physics
11
B
352/23.21
G11B 5/02 (2006.01) G11B 5/03 (2006.01) G11B 5/592 (2006.01) G11B 20/02 (2006.01) G11B 20/18 (2006.01)
Patent
CA 1274915
ABSTRACT OF THE DISCLOSURE A method of making a linearity standard magnetic tape is disclosed, which includes the steps of providing a rotary magnetic head assembly including a pair of magnetic heads having different azimuth gaps respectively and for recording slant tracks alternately on a magnetic tape, a circuit for supplying a first pilot signal of low frequency and a linearity standard signal of high frequency to one of the magnetic heads and a circuit for supplying a second pilot signal of low frequency and a bias signal of higher frequency than that of the linearity standard signal to the other of the magnetic heads.
470626
Gowling Lafleur Henderson Llp
Sony Corporation
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