RK05J vs RK05F

[Tony Duell]

> 
> Is there any difference in the cartridges for
> an RK05F drive vs. an RK05J (or plain RK05)?
> I just acquired an RK05F and am getting ready
> to hook it up to my system along with my RK05J
> drives so I can test it out.  I know the pack
> holds twice as much data as the RK05/RK05J, but
> is there any physical difference in the packs?

Not that I know of. However, if you remove the pack from a -F, you 
should do a (low-level) format when you put it back  in.

The heads are different of course. Following the normal DEC convention 
that blue means 'high desnity', the RK05F heads have blue sockets on the 
end of their cables.

-tony