Rescue update: DEC RC-25s + / was Re: DEC cartridge ID
tmfdmike at gmail.com
Mon Jun 8 09:02:11 CDT 2015
On Mon, Jun 8, 2015 at 2:22 PM, Ethan Dicks <ethan.dicks at gmail.com> wrote:
> On Sun, Jun 7, 2015 at 9:44 PM, Mike Ross <tmfdmike at gmail.com> wrote:
>> That should be trivial. I've never laid hands on an RC25, but there
>> must be a microswitch that detects when a cartridge is installed, and
>> is accessible for bodging...?
> The problem is if you would do that, the heads on the empty cartridge
> would load and smack together. The RC25 has one motor spindle, one
> positioner, and two pairs of heads. I suppose if you found a way to
> wedge the upper and lower arms of the removable cartridge so the heads
> weren't damaged, you could use the fixed platter alone?
> If you didn't, it would be as bad as forcing an RL02 or an RK05 to
> load with no platter mounted.
Ugh OK, I've never laid hands on one as I said; for some reason I
thought the cartridge on these was a sealed unit containing the heads,
like some IBM drives, e.g. 3340...
'No greater love hath a man than he lay down his life for his brother.
Not for millions, not for glory, not for fame.
For one person, in the dark, where no one will ever know or see.'
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