Dave McGuire mcguire at
Sat Apr 7 02:58:54 CDT 2007

On Apr 6, 2007, at 8:50 PM, Curtis H. Wilbar Jr. wrote:
>> I need or should use a MFM drive. I know the RLL drives used a  
>> better recording surface to get more data in the same size but the  
>> controller is a MFM st506 from a Cromemco 250 system so it only  
>> knows MFM. I guess I could use a RLL drive and low level format it  
>> but I don't remember if that caused problems or not. Thanks
> While I've never done it, I'd imagine this would be OK.  I know  
> people who
> formatted MFM drives with RLL controllers.  Most worked OK.. but I  
> think
> some had problems longer term.

   Very dusty neurons are telling me that, generally speaking, if a  
drive has plated media, it'll usually deal with RLL just fine, even  
if not designed specifically for RLL use.


Dave McGuire
Port Charlotte, FL

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