Your Heatkkit EC-1 analog computer

2019-07-29 Thread Randy Dawson via cctalk
Hi Jeff, I have hundreds of crystals here for you, and built a crystal tester (Jim Williams app note) https://www.analog.com/media/en/technical-documentation/application-notes/an12fa.pdf AN12 - Circuit Techniques for Clock

Re: Ill NLS MS-230

2019-07-29 Thread Jim Brain via cctalk
On 7/29/2019 9:24 PM, allison via cctalk wrote: Since you replaced the batteries did you check the fuse? Yep, good. Also the 4066s Hmm, all mine are soldered in.  Do you suggest I desolder and check? sometimes get cranky and/or the sockets. Only one '00 has a socket. The tough fail would

Re: Ill NLS MS-230

2019-07-29 Thread allison via cctalk
On 7/29/19 9:34 PM, Jim Brain via cctalk wrote: > I have an ill NLS MS-230 Miniscope.  Is there anyone on list that might > be interested in getting it running for me?  I'm willing pay for the > privilege.  I'd like to see the unit working, but I have no experience > with analog scopes, and I'd

Ill NLS MS-230

2019-07-29 Thread Jim Brain via cctalk
I have an ill NLS MS-230 Miniscope.  Is there anyone on list that might be interested in getting it running for me?  I'm willing pay for the privilege.  I'd like to see the unit working, but I have no experience with analog scopes, and I'd rather just entrust it to someone who can see it to

Re: OT: Reflowing GPUs and the fruit company (was Re: Resurrecting integrated circuits by cooking them.)

2019-07-29 Thread Jerry Weiss via cctalk
On 7/28/19 8:33 PM, Jay Jaeger via cctalk wrote: On 7/28/2019 4:24 PM, Chuck Guzis via cctalk wrote: On 7/28/19 1:02 PM, Jerry Weiss via cctalk wrote: This method is not limited to "vintage" components. My MacBook Pro 2011 fails dues to its (famous) problem with the discrete AMD GPU

Re: Searching digital copy of KD11-K (PDP-11/60) Processor Technical Manual

2019-07-29 Thread Warner Losh via cctalk
On Mon, Jul 29, 2019, 12:46 PM Henk Gooijen via cctalk < cctalk@classiccmp.org> wrote: > Hi Guys, > > I am trying to get my PDP-11/60 up and running, > and I very much like to read the Processor Technical Manual. > It’s “name” is EK-KD11K-TM and I am looking for a PDF of it. > > I do have this

Re: OT^2: Marketish fever [was: Reflowing GPUs and the fruit company (was Re: Resurrecting integrated circuits by cooking them.)]

2019-07-29 Thread Tomasz Rola via cctalk
On Mon, Jul 29, 2019 at 09:21:34AM -0400, Ray Arachelian via cctalk wrote: [...] > Overall though I think the $40 I spent to get another 1.8 years out the > machine was worth the trouble - not that it's performant or anything > like that, but because it is the last of its line. Supposedly next

Searching digital copy of KD11-K (PDP-11/60) Processor Technical Manual

2019-07-29 Thread Henk Gooijen via cctalk
Hi Guys, I am trying to get my PDP-11/60 up and running, and I very much like to read the Processor Technical Manual. It’s “name” is EK-KD11K-TM and I am looking for a PDF of it. I do have this manual on a microfiche, but reading a manual from the fiche reader screen is not much fun. Maybe I

OT: Reflowing GPUs and the fruit company (was Re: Resurrecting integrated circuits by cooking them.)

2019-07-29 Thread Ray Arachelian via cctalk
Yup, I've had this issue too and it does come back every so often. The first time it lasted nearly a year. The second time, it lasted about 9 months. At some point it will fail to work, or I'll wind up actually damaging the chip and then it won't work anymore. Come to think of it, my very first