MR Write/Read Channel 

Write Channel

Write Frequency
     Programmable Frequency Synthesizer
     Range: 13 - 100 MHz in 1 MHz steps

Write Current
    Programmable
        MR         14 to 45 mA in 1 mA steps
        Inductive 3 to 35 mA in .125 mA steps

Read Channel

Frequency Response
    MR         650k to 90 MHz, 1db flat, -3db @ 150 Mhz
    Inductive 500k to 40 MHz, 1db flat, -3db @ 85 MHz

Filter 
    7 pole, Butterworth, passive, plug in bandpass filter with the following configurations:
    500k to 100 MHz
    500k to 80 MHz
    500k to 60 MHz
    500k to 30 MHz

Peak Detector (TAA)
    500 k to 100 MHz, 1db flat

Read Bias Current
Programmable from 5.5 to 15.85 mA in 0.35 mA steps

Thermal Asperity Detection ( optional )
16 program selectable threshold values from 50 to 850 mv

Readback signal scope output
50 ohms impedance

Sequencing 

Software selectable
Erase for one revolution, write for one revolution, read for one or more revolutions
- or - write for one revolution, read for one or more revolutions.