Re: McLeyvier music synthesizer

2017-06-23 Thread Adrian Stoness via cctalk
hi something poiped up on a facebook synth group that may have some information burried in it to ur interest i havent dug into it yet but heres a pdf http://neutrinorecords.com/gear/Electronotes%20Newsletter%20-%20Free%20PDF%20Collection%202017.06.23.zip and the website of the publiusher a 70 yr o

Re: McLeyvier music synthesizer

2017-06-14 Thread Adrian Stoness via cctalk
There's a museum in otowa that might be some.of the stuff ur looking for On Jun 14, 2017 1:02 PM, "Alan Frisbie via cctalk" wrote: > Al Kossow wrote: > > Alan Frisbie via cctalk wrote: > > > > Our current project is to replace the ST-506 disks with > > > the David Gesswein MFM disk emulators.

Re: McLeyvier music synthesizer

2017-06-14 Thread Alan Frisbie via cctalk
Al Kossow wrote: > Alan Frisbie via cctalk wrote: > > Our current project is to replace the ST-506 disks with > > the David Gesswein MFM disk emulators. To do this, we > > need to determine the CRC algorithm used by DTC, which we > > cannot find any documentation for. > did you ask david to t

Re: McLeyvier music synthesizer

2017-06-13 Thread Al Kossow via cctalk
On 6/13/17 11:22 AM, Alan Frisbie via cctalk wrote: > 2. DTC 520-1 disk controller and its DTC-11 Q-Bus host adapter. > > Our current project is to replace the ST-506 disks with > the David Gesswein MFM disk emulators. To do this, we > need to determine the CRC algorithm used by DTC, which w

McLeyvier music synthesizer

2017-06-13 Thread Alan Frisbie via cctalk
In the early 1980's, a company in Toronto, Hazelcom Industries, produced a music synthesizer based on an LSI-11/23 running RSX-11M v3.2. The music part of it was written by David McLey, so the product was called the McLeyvier (pun intended). Several people in the industry have told me that this