Magnetic head

Details Magnetic head Magnetic head

1983-01-24

1986-02-04

Robinson, Ellis P.

Dynamic magnetic information storage or retrieval

Head

Core

252 6262, 427128, 428336, 428694, 428900, G11B 712

Patent

active

045689938

ABSTRACT:
Magnetic head for a magnetic recording and playback apparatus includes a core of a Mn--Zn-ferrous ferrite having a very high saturation magnetization. The Mn--Zn-ferrous ferrite has a composition (not counting optional substitutions) according to the formula

REFERENCES:
patent: 2636860 (1953-04-01), Smock
patent: 2886529 (1959-05-01), Guillaud
patent: 3145452 (1964-08-01), Cauras
patent: 3605258 (1971-09-01), Fisher
D. Konig, "Improved Manganese-Zinc Ferrites for Power Transformers," IEEE Trans. on Magnetico, vol. Mag. 11 (No. 5), pp. 1306-1308, 1975.

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