SEAGATE TECHNOLOGY, INC.
Technical Support Bulletin Board
408/438-8771  [up to 9600, N-8-1]
(C)opyright  1990

                             ST-274A
                        94204-74 WREN 2 HH

       UNFORMATTED CAPACITY (MB) ________________74
       FORMATTED CAPACITY (26/17 SECTORS) (MB) __65.5
       ACTUATOR TYPE ____________________________VOICE COIL
       TRACKS ___________________________________4740
       CYLINDERS __PHYSICAL/LOGICAL______________948/941
       HEADS ______PHYSICAL/LOGICAL______________5/8
       DISCS ____________________________________3
       MEDIA TYPE _______________________________THIN FILM
       RECORDING METHOD _________________________RLL
       TRANSFER RATE (mbytes/sec) _______________0.937
       INTERFACE ________________________________AT
       TPI (TRACKS PER INCH) ____________________960
       BPI (BITS PER INCH) ______________________13489
       AVERAGE ACCESS (ms) ______________________29
       SINGLE TRACK SEEK (ms) ___________________5
       MTBF (power-on hours) ____________________40,000
       POWER REQUIREMENTS: +12V START-UP (amps) _4.5
                           +12V TYPICAL (amps) __1.5
                           +5V START-UP (amps) __0.6
                           +5V TYPICAL (amps) ___0.4
                           TYPICAL (watts) ______20
                           MAXIMUM (watts) ______58
       BUFFERED STEP PULSE RATE (micro sec) _____
       WRITE PRECOMP (cyl) ______________________N/A
       REDUCED WRITE CURRENT (cyl) ______________N/A
       IBM AT DRIVE TYPE ________________________*

* MAY REQUIRE FORMATTING AND PARTITIONING SOFTWARE

PHYSICAL/LOGICAL equivalent to NATIVE/TRANSLATION
Already low-level formatted at the factory.

Seagate reserves the right to change, without notice, product
offerings or specifications. (6/26/90)