On 2014-01-27 23:55, Ian King<IanK at
LivingComputerMuseum.org wrote:
RK05 drives are hard-sectored, as you mention. RL02s
are not, and the
same packs will work on either. The only hard constraint is RL01 vs. RL02
- you can't use an RL02 pack in an RL01 or vice versa. -- Ian K7PDP
True, with a caveat. You can modify an RL02 drive to be capable of
reading both RL01 and RL02 packs, but it requires a hardware hack.
When I worked at DEC, we had such a drive.
However, an RL02 drive cannot reliably write RL01 packs.
Johnny