Re: P112 [Don Maslin Archive]

2019-12-01 Thread Chuck Guzis via cctalk
On 12/1/19 2:40 PM, Fred Cisin via cctalk wrote: > > TG43 is absolutely NOT needed for reading. TG43 is also referred to as "RWC" reduced write current. Mostly useful for FM recording; MFM uses precompensation, which subtly shifts the timing of write pulses. --Chuck

Re: P112 [Don Maslin Archive]

2019-12-01 Thread Fred Cisin via cctalk
On Sun, 1 Dec 2019, David Griffith via cctalk wrote: On the 8" drive question, I haven't done it myself, but I've received reports from people who've successfully used them with the P112. It involves pretending they're HD 5.25" drives and using a hardware shim to deliver more current when writ

Re: P112 [Don Maslin Archive]

2019-12-01 Thread geneb via cctalk
On Sun, 1 Dec 2019, Warner Losh via cctalk wrote: On Sun, Dec 1, 2019, 12:09 PM Al Kossow via cctalk wrote: Here's the archive http://www.retroarchive.org/maslin/ HERE is the archive https://www.computerhistory.org/collections/catalog/102703903 Another curator and I went down to San D

Re: P112 [Don Maslin Archive]

2019-12-01 Thread geneb via cctalk
On Sun, 1 Dec 2019, Al Kossow via cctalk wrote: Here's the archive http://www.retroarchive.org/maslin/ HERE is the archive https://www.computerhistory.org/collections/catalog/102703903 Another curator and I went down to San Diego and both ended up with heat exhaustion recovering it from

Re: P112 [Don Maslin Archive]

2019-12-01 Thread Warner Losh via cctalk
On Sun, Dec 1, 2019, 12:09 PM Al Kossow via cctalk wrote: > > > Here's the archive > > > > http://www.retroarchive.org/maslin/ > > > HERE is the archive > > https://www.computerhistory.org/collections/catalog/102703903 > > Another curator and I went down to San Diego and both ended up with heat >

Re: P112 [Don Maslin Archive]

2019-12-01 Thread David Griffith via cctalk
On December 1, 2019 11:09:29 AM PST, Al Kossow via cctalk wrote: > >> Here's the archive >> >> http://www.retroarchive.org/maslin/ > > >HERE is the archive > >https://www.computerhistory.org/collections/catalog/102703903 > >Another curator and I went down to San Diego and both ended up with >hea

Re: P112 [Don Maslin Archive]

2019-12-01 Thread Al Kossow via cctalk
> Here's the archive > > http://www.retroarchive.org/maslin/ HERE is the archive https://www.computerhistory.org/collections/catalog/102703903 Another curator and I went down to San Diego and both ended up with heat exhaustion recovering it from a storage unit in the middle of summer. you'

Re: P112 [Don Maslin Archive]

2019-12-01 Thread David Griffith via cctalk
On December 1, 2019 9:52:03 AM PST, jim stephens via cctalk wrote: > > >On 12/1/2019 8:19 AM, Peter Coghlan via cctalk wrote: >> >> On 2019/11/30 23:32:55 -0800, jim stephens via cctalk wrote: >>> On 11/30/2019 9:45 PM, Eric Dittman via cctalk wrote: On 11/30/2019 8:34 PM, jim stephens via c

Re: P112 [Don Maslin Archive]

2019-12-01 Thread jim stephens via cctalk
On 12/1/2019 8:19 AM, Peter Coghlan via cctalk wrote: On 2019/11/30 23:32:55 -0800, jim stephens via cctalk wrote: On 11/30/2019 9:45 PM, Eric Dittman via cctalk wrote: On 11/30/2019 8:34 PM, jim stephens via cctalk wrote: [snip] Links.txt [snip] http://www.classiccmp.org/dunfie