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I have a couple VT100 terminals and boards. One of them has a cut in the edge fingers and key in the connector that prevents the boards all my other terminals use from plugging into it. Terminals are VT100-AA on the back. The normal board is 5413009 5013008E or D without cut. The keyed one is...

I've made a reproduction of Calcomp plotter accessory box and was wanting to know if anybody has experience with reproducing a logo like this and could recommend a method. Suspect it was screen printed originally. Might be able to do that but seems somewhat involved. I've done toner transfer for...

I was going to capture the PDP-8 documents but they went away before I grabbed them. Archive.org doesn't seem to have the linked to documents. https://web.archive.org/web/20211022033747/http://wwcm.synology.me/scanned.html As far as I can tell some of the documents like DEC-08-XPDAE-G-D only...

I have a ODEC/Data 100 1422 line printer that came with 1 5/16" 150' mylar multistrike film ribbons. Also have receipt that says they were bought in 1983. When I put a new one on it doesn't print that dark. As far as I can tell the printer is properly adjusted. Do they deteriorate with time? Is...

I got this message and in wrong country. They said ok to post to lists where local people might be able to pick up. I have 19 rolls of teletype asr 33 paper, and 24 rolls of tape white 1 inch, and various brochures for PDP 8 TSS, and PDP 11 Infos.and 1 box of 2000 sheets of paper fan...

I used to view the forum with forum->activity stream from the main VCF page (link https://www.vcfed.org/forum/activity.php). That link now just takes you to the forum. On the new forum there is a tab for latest activity. That shows threads with new activity but shows the first post in the...

I'm going to be working on the System Source PDP-8/I with TU55 drives in two weeks. I've worked on TU56 but wanted to check if there are any particular issues people know of with TU55's? 10th picture in the tour. Don't seem to be able to link to any specific picture. https://museum.syssrc.com/tour/

The G228's have a 20 uF 50V electrolytic capacitor on them. I have had two short. When they short its a race between the trace on the board burning up or the backplane 30 AWG wirewrap wire burning up. One was on an 8/I I was restoring where the backplane wire providing the power burnt up at...

Don't know what happened with the subject on the previous posting attempt so re-posting. I and others were having some problems with our floppy drives. Since I couldn't find a diagnostic program for the Ohio Scientific I wrote one. http://www.pdp8online.com/osi/osi-floppy-test.shtml With some...

I and others were having some problems with our floppy drives. Since I couldn't find a diagnostic program for the Ohio Scientific I wrote one. http://www.pdp8online.com/osi/osi-floppy-test.shtml With some floppy testing info here http://www.pdp8online.com/osi/floppy-repair.shtml If you try it...

Has anyone found a good method for repairing the DEC flat cables? The ones with flat wires with plastic laminated to each side. The glue holding the plastic on fails and you end up with two sheets of plastic and loose wires. I had some success with contact cement but it only glues the plastic...

I have made a SA1000 adapter board for my MFM reader emulator. I did a small run which seems to work so if you are interested email me to get in on the next order. Prices may get a little better if I get enough orders. http://www.pdp8online.com/mfm/...

I have now completed layouts for a PCB for the MFM disk reader and emulator that I mentioned back in February. I will add to my order boards for others who are interested. I am not planning to kit or assemble. You will have to do that yourself. For information on the board see...

A DEC VT78 system is available in Phoenix Arizona area. Email vt78@pdp8online.com if interested. I can make you some boot disks if you need them. Reply to this if you need disks. The email I received about the system: I have an old DEC VT78 system originally used in an auto parts store for...

A digital line printer LG05 Plus is available for pickup in Gaithersburg MD. Comes with spare ribbons and a box of paper. This is a high speed dot matrix line printer for the standard wide pin feed paper. 500 LPM. 29"x27"x41". Its a little too new for my pdp-8 collection, deafening drum or chain...