Matrix selection amplifier circuit for low impedance heads...

Details Matrix selection amplifier circuit for low impedance heads... Matrix selection amplifier circuit for low impedance heads...

H - Electricity

03

F

330/34

H03F 1/34 (2006.01) G11B 5/02 (2006.01) G11B 5/09 (2006.01) G11B 15/12 (2006.01) H03F 3/72 (2006.01) H03K 17/60 (2006.01)

Patent

CA 1081805

ABSTRACT OF THE DISCLOSURE A transistor amplifier circuit operating in matrix interconnection for selectively amplifying signals received on a magnetic recording media by a low impedance head is disclosed which uses a common base preamplifier circuit for signal selection with a common collector amplifier and a common emitter feed-back network.

277761

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