[rescue] Old sci and ide drives

[Mike Katz]

I'm a PDP-8 guy, we never had drives larger then the RL02 (8/A) or RK05 
(8/E).   I mean who would ever need more then 10MB?😁


On 3/13/2023 5:02 PM, Dave McGuire wrote:
> The RK07 is technically a rack-mounted drive, but the only 
> configurations in which they're shipped without their normal 
> (modified) "pedestal" rack is when they're installed in the top of a 
> PDP-11/60.
>
>   The RP06 is a fully free-standing drive. (re-badged Memorex 677-01)
>
>             -Dave
>
> On 3/13/23 17:31, Mike Katz wrote:
>> Would those count as free standing drives or were they extra large 
>> rack mounted?
>>
>> On 3/13/2023 4:07 PM, Dave McGuire wrote:
>>> Yeah, pussies. ;)B  We've got RP06s and RK07s at LSSM!
>>>
>>> B B B B B B B B B B B  -Dave
>>>
>>> On 3/13/23 17:04, Mike Katz via rescue wrote:
>>>> You need to define the units for the conversionp

>>>>
>>>> B 1. 12" Free standing removable Platter drives (IBM, HP, DEC, etc.)
>>>> B 2. 10" Free standing removable Platter drives (IBM, HP, DEC, etc.)
>>>> B 3. 19" x 10" Rack mounted drives (RK05, RL02, etc)
>>>> B 4. 8" Winchester (Corvus and others).
>>>> B 5. 5.25" Full height
>>>> B 6. 5.25" Half height
>>>> B 7. 3.5" Full eight
>>>> B 8. 3.5" Half height
>>>> B 9. 2.5" Full height
>>>> 10. 2.5" low profile
>>>> 11. IBM Compact Flash mini hard drives
>>>> 12. NVME M.2-8
>>>> 13. NVME M.2-6
>>>> 14. NVME M.2-4
>>>> 15. NVME M.2-2
>>>>
>>>> And that's only the form factors I have personally experienced
>>>>
>>>> On 3/13/2023 2:02 PM, Patrick Giagnocavo via rescue wrote:
>>>>> We need a conversion of number of drives needed for 1.0 acre-feet 
>>>>> please :)
>>>>>
>>>>> Patrick
>>>>>
>>>>> ----- Original Message -----
>>>>> From: "Mouse via rescue"<rescue at sunhelp.org>
>>>>> To: "The Rescue List"<rescue at sunhelp.org>
>>>>> Cc: "Mouse"<mouse at Rodents-Montreal.ORG>
>>>>> Sent: Monday, March 13, 2023 12:55:51 PM GMT -07:00 US/Canada 
>>>>> Mountain
>>>>> Subject: Re: [rescue] Old sci and ide drives
>>>>>
>>>>>> In volume, it is about 40litres, and I'd like to get that down to 
>>>>>> 15l. I did$
>>>>> That seems unlikely unless you have significant contingent of really
>>>>> old drives, such as the 5.25" size that's often a good four inches
>>>>> high, because 50 drives adding up to 40 litres calls for a mean 
>>>>> volume
>>>>> of 800ml per drive.B  What these days passes for a full-size desktop
>>>>> drive is typically - where's that measuring tape - 2.6cm x 10.2cm x
>>>>> 14.6cm, about 1x4x6 inches, for about 388ml.B  I've seen a few 4" 
>>>>> drives
>>>>> that are more like 2" high, which is getting close to 800ml, but 
>>>>> unless
>>>>> you don't have much smaller than that...and that seems unlikely if
>>>>> you've got U320 drives and the like.
>>>>>
>>>>> Though, I did once have an HP-IB disk that weighed about half what 
>>>>> I do
>>>>> and took up something like three cubic feet.B  It was about half a 
>>>>> gig
>>>>> and, as a friend of mine once remarked upon looking at it (I was 
>>>>> living
>>>>> in Montreal at the time), "when they nuke Montreal it'll be power
>>>>> failure that takes that drive down" (as opposed to the EMP). Takes
>>>>> just one of those to push the mean volume-per-drive quite high. :-)
>>>>>
>>>>> /~\ The ASCIIB B B B B B B B B B B B B B B B B  Mouse
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>>>>> B  XB  Against HTMLB B B B B B B mouse at rodents-montreal.org
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>>>>
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>>
>