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

Re: System/36 Twin-Ax decode help

2019-12-01 Thread alan--- via cctalk
I refactored and cleaned up the parser a little and it resulted in some reduction in framing errors in places and an even smaller increase in errors in other places. Not sure where things are broken in that regard. Before I shelve the project for a while due to lack of docs/time, I figure

Re: P112

2019-12-01 Thread Peter Coghlan via cctalk
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/dunfield/img/index.htm     Daves Old Computers - Disk/Software

Re: System/36 Twin-Ax decode help

2019-12-01 Thread Al Kossow via cctalk
On 11/30/19 8:59 PM, alan--- via cctalk wrote: > > I might put this project on the shelf for a > while unless I can find more docs that explains the command further. Thanks for getting this far. I'll keep looking for documentation.