Playback preamplifier for magnetic tape recordings

Polling a preamplifier within a disk drive to remotely...

Pop noise removing circuit for a double deck cassette tape recor

Positive feedback low input capacitance differential amplifier

Power source control circuit for controlling an electric potenti

Preamplifier bias circuit for use in an AC coupled magnetoresist

Preamplifier circuit and method for a disk drive device

Preamplifier circuit arrangements for common current flow in a t

Preamplifier circuit with signal interference cancellation...

Preamplifier of a signal from a variable resistance sensor, and

Preamplifing circuit for a magnetoresistance device

Process-insensitive write current generation for a HDD...

Processing read-back signals in magnetic disk systems

Programmable active damping for high-speed write driver

Programmable high pass amplifier for perpendicular recording...

Programmable output impedance for hard drive preamplifier...

Programmable overshoot for a servo writer

Programmable pre-amplifier using a serial shift register to outp

Programmable preamplifier unit with serial interface for disk da

Programmable write current waveform for high frequency...