Crc Errortrack Locked

The problem is most severe on high-number (high-density) inner file tracks. As reported earlier, the clock-data separation problem was traced by Percom to misapplication of the internal separator of the 1771 drive controller IC used in the Model I. The Percom Separator substitutes a high-resolution digital data separator circuit, one which operates at 16 megahertz, for the low-resolution one-megahertz circuit of the Tandy design. Separator circuits that operate at lower frequencies for example,...

Dealer Inquiries Are Invited

Prices subject to change without notice Not responsible to typographical errors tftS-40 it a registered trodemaric of Tondy Corp. 245A Great Road Littleton. MA 01460 617-486-3193 It is a mark of pride for many professionals to achieve a reputation as the 'highest' biller in the firm. After I completed last month's column, I received a note from F. Lee Radzicki, President of IMPACC developers of the Tax Master tax preparation program . IMPACC has resolved the file open problem which caused me...

Proof Notes

MANAGING EDITOR Eric Maloney SENIOR COPY EDITOR Michael Nadeau NEWS EDITOR John P. Mello Jr. REVIEW EDITOR Janet Fiderio NEW PRODUCTS EDITOR Steven Frann EDITORS Lynn Rognsvoog, Carolyn Nolan, Kerry Leichtman, Caron Taylor TECHNICAL CONSULTANT Jake Commander TECHNICAL EDITORS Dennis Kitsz Contributing Editor G. Michael Vose Features, Editor Art Huston Editor PRODUCTION EDITOR Susan Gross LAYOUT EDITORS Joan Ahern, Bob Dukette, Sue Hays, Anne Vadeboncoeur PROOFREADERS Peter Bjornsen, Patrice...

I

I Dealer'lnquirles invited 543 714 850 9792 PC-Au J For further information, please contact Automated Resource Management 3613 West MacArthur Boulevard 8anta Ana. California 92704 On the supporting bill are TRSDOS compatible operating systems to provide for media back-up as well as intelligent file save-and restore With a MTBF of 8,000 hours and a multiplex feature that allows up to four hosts to share the same unit, the ARMdisk 525 has the kind of star quality that legends are made of You'll...