=== Miniscribe disk drive infos ===

[Chuck Guzis]

On 12/22/2005 at 1:09 AM ard at p850ug1.demon.co.uk wrote:

>Sicne these ST506/ST412 drives are dumb devices (they don't try to 
>interpret the data pulses, they just record them and reproduce them), I 
>don't see how a drive can do RLL but not MFM.

Just so--in my experience there were drives without sufficient headroom to
do MFM but not RLL, but not the reverse.  And some drives could handle RLL
2,5 but not RLL 3,7.  Some manufacturers designated certain drive models as
"RLL capable".

Cheers,
Chuck