[cctalk] Re: Comparing PDP-8 processor flipchip

2023-09-12 Thread Bill Degnan via cctalk
I should have said, my worry - if I was to buy or bid - is that the screws are removed from the core memory cover. I am not remotely planning to bid, too pricey IMHO Bill On Tue, Sep 12, 2023, 1:25 PM Sellam Abraham via cctalk < cctalk@classiccmp.org> wrote: > On Tue, Sep 12, 2023 at 8:31 AM

[cctalk] Re: Comparing PDP-8 processor flipchip

2023-09-12 Thread Sellam Abraham via cctalk
On Tue, Sep 12, 2023 at 8:31 AM Bill Degnan via cctalk < cctalk@classiccmp.org> wrote: > The biggest worry I have regarding the ebay auction are the three missing > core memory case screws. Implies a non-DEC repair/inspection attempted. > > Bill > Did you ask the seller about it? Sellam

[cctalk] Re: Comparing PDP-8 processor flipchip

2023-09-12 Thread Bill Degnan via cctalk
The biggest worry I have regarding the ebay auction are the three missing core memory case screws. Implies a non-DEC repair/inspection attempted. Bill On Tue, Sep 12, 2023, 11:29 AM Michael Thompson via cctalk < cctalk@classiccmp.org> wrote: > I have seen lots of small differences between

[cctalk] Re: Comparing PDP-8 processor flipchip

2023-09-12 Thread Michael Thompson via cctalk
I have seen lots of small differences between machines with no real explanation of why. > On Sep 12, 2023, at 10:11 AM, Bill Degnan via cctalk > wrote: > > The recent Ebay auction for the original PDP-8 got my attention because one > of the photos (the processor logic flipchip array) is a