Re: Building a BA08 for a pdp8/L

2022-01-21 Thread Chris Zach via cctalk
Hi Paul! That is really interesting. Did you need to recreate the delay lines or any of that circuitry, or was it just wire the NAND gates into the chip address matrix and ignore all the various TP1-TP4 states? Looking at it I could probably build the basic circuitry on a large breadboard,

Re: DEC RX01 Parts

2022-01-21 Thread Mike Katz via cctalk
Thank you.  That is what I figured.  Now all I need is a RK8E or RX28 controller and I'm all set. I'm becoming more and more tempted to have some of Roland's TTL version boards made and build one up myself. I am trying to get an 8" shugart type drive and using the GreaseWeazel I will be

Re: DEC RX01 Parts

2022-01-21 Thread Charles Dickman via cctalk
On Fri, Jan 7, 2022 at 7:41 PM Mike Katz via cctalk wrote: > > I don't know if the circuit boards are compatible with the RX8E > Controller. The Read/Write Control Board is labeled 243A and the Floppy > Disk Control Board is labeled 245A. > What I know about the RX01/RX02 is only from poring

RE: WARNING: Clear QIC Tape Bands

2022-01-21 Thread Ali via cctalk
> Have you tried Misumi? The only problem I had was that you have to be > VAT > registered. I had a friend order for me. > > https://us.misumi-ec.com/vona2/detail/223000860382/ > > I used the 150 mm / 6mm variety and as far as I can tell it works > nicely. I > have been running a tape in a

Re: Tiny PDP-11/73 system for sale

2022-01-21 Thread Stephen Pereira via cctalk
I have had a couple of inquiries on my system, but no takers yet. I just want to let folks know that it is still available. Please read the description - that is exactly what is for sale. Please contact me for photos. smp - - - Stephen Pereira Bedford, NH 03110 KB1SXE > On Jan 20, 2022, at

Re: WARNING: Clear QIC Tape Bands

2022-01-21 Thread Mattis Lind via cctalk
> > Well, both the SF-7000 as well as the SF-6500 (the size for QIC > cartridges) are de facto unavailable/out of stock/whatever. > The only alternative that I could find are the Mobilon Bands from > Nisshinbo. But same story, I can't order them, there is no store that I > could do that. > Have

Re: WARNING: Clear QIC Tape Bands

2022-01-21 Thread Christian Corti via cctalk
On Thu, 20 Jan 2022, it was written On Jan 20, 2022, at 00:23, Christian Corti via cctech wrote: What bands did you use/buy? I ask because the Baumgartens Plastibands aren't available in the required size (as if they are not produced any more). I bought the assorted sizes pack (SF-7000, I