[cctalk] Re: Value of Intel MDS System

2024-07-12 Thread Scott Baker via cctalk
I'm not-so-seriously looking for an Intel MDS system :) I have no idea what one is worth though. Vintage computer prices are all over the place. I had a lot of fun recently restoring an iPDS and building some boards for it (the multimodule adapter and a few multimodules for it). I have thought

[cctalk] Re: Intel 8086 - 46 yrs. ago

2024-06-09 Thread Scott Baker via cctalk
I think the biggest change is our compute resources stopped going faster in terms of raw cycles per second, and started going wider in terms of parallelism. It's now commonplace for me to run workloads that can actually use many CPU cores, and I'm starting to occasionally run workloads that are so

[cctalk] Re: typical IC kits on Amazon and elsewhere

2024-03-30 Thread Scott Baker via cctalk
Been lurking for a while, but this topic hits true with some recent experiences. I would not hesitate to buy most common digital ICs on Amazon or ebay, but I usually will not buy analog ICs other than from trusted sources, such as Mouser. I have bought LM2596 voltage regulators that oscillate at

PDP-11/23 for sale in Portland OR

2019-06-16 Thread Scott Baker via cctalk
The system consists of: 1) a 19" rack-mountable CPU chassis 2) a 19" rack-mountable floppy-disk drive (and bootable RT-11 floppy-disks) 3) Zenith Z-29-A RS232 terminal The boards included are: M8186 KDF11-A 11/23 CPU ? 256KB parity RAM ? DSD-440 floppy disk interface ? bus