RK05 packs

[Paul Koning]

> On Sep 7, 2016, at 1:18 PM, Noel Chiappa <jnc at mercury.lcs.mit.edu> wrote:
> ...
>> From: Tony Duell
> 
>> My intention was to put the hub on a spare spindle .. put the platter
>> on, turn it round by hand and use a lever-type dial gauge to get
>> minimum run-out. 
> 
> One of the people I buy PDP-11 parts from reports that he actually did this
> (using the exact procedure you describe) BITD. Apparently there's some
> multi-platter pack that has the same exact platter as the RK05 (2315) pack,
> and he had some damaged RK05 packs, and moved platters from the bad
> multi-platter pack to the RK05's.

At least by visual appearance, the RP03, IBM 1311/2311, and IBM 2314 all seem to have RK05-like platters.

	paul