pbirkel@gmail.com's latest activity

Tom: Could you be specific about the lengths in each case? I still live in SAE-land; metric hardware I don't have much of "in stock"...

Indeed they are! I'll need to try some: https://www.aliexpress.us/w/wholesale-Stainless-Steel-Hollow-Core-Needle.html

One platter that was held in place by springs; non-removeable, so track alignment was stable.

Cool find. I'd like to hear a wav if you can post. From: https://www.artisantg.com/info/IMSAI_PCS_80_30_Manual_202227121314.pdf IMSA I...

As Radix stated the ODT functionality can be seen as and is easiest implemented as a statemachine. Table 3-2 (Console ODT States and...

I wonder if anyone has mentioned "GoTek" to them ...

Built-in anti-static guard too (residual humidity).

You might want to look at the odt-style ROM monitor on the M9312 bootstrap/terminator module that were used for PDP-11/34. See...

As hobbyists IMO we tend to forget that a lot of PDP-11 installations controlled equipment, industrial processes, and other unique...

Note that the 11/03 CPU is the LSI-11, not the T11 (which DEC used as a peripheral processor).

"Deoxit is good for old damage and corrosion. It excels in cleaning and leaves a protective layer".... That sounds like marketing...

That absolutely will not work. A couple of other folks have already described the problem with it: This is not limited to CMOS; I once...

PM sent.

Just (temporarily) turn off the internet modem and see if your dial tone disappears and the phone line appears to be dead.

Wait..... You can compile things, and do stuff with an 11/03? My first pdp11 was an 11/03 with 28kw of memory, 2 RX01 floppies and...