Re: BC11A paddle boards

2016-01-27 Thread Guy Sotomayor
> On Jan 27, 2016, at 11:48 AM, Ethan Dicks wrote: > > Sure. I've been on the support end of selling through-hole kits, but > I wouldn't want to have to support SMD kits. I have bought and > assembled many kits with SMD parts and have enjoyed success, but not > everyone's builds go smoothly (a

Re: BC11A paddle boards

2016-01-27 Thread Ethan Dicks
On Wed, Jan 27, 2016 at 2:13 PM, Guy Sotomayor wrote: > >> On Jan 27, 2016, at 11:03 AM, Ethan Dicks wrote: >> >> If you do bare boards (no connectors), I'd probably be interested in >> several sets. > > I offer parts kits as a convenience not as a requirement. The big costs > are just getting t

Re: BC11A paddle boards

2016-01-27 Thread Guy Sotomayor
> On Jan 27, 2016, at 11:03 AM, Ethan Dicks wrote: > > If you do bare boards (no connectors), I'd probably be interested in > several sets. If you need to supply board connectors to keep your > volume up, I'll probably still be interested but perhaps not quite as > many sets. > I offer parts

Re: BC11A paddle boards

2016-01-27 Thread Ethan Dicks
On Wed, Jan 27, 2016 at 1:31 PM, Guy Sotomayor wrote: >> On Jan 27, 2016, at 7:48 AM, Ethan Dicks wrote: >> I just did some pricing and 60-way cable is a touch pricey. Through >> cable surplus vendors, I saw one quote of $1.33/ft... > > I just ran some numbers (Digikey*, so YMMV) and here’s what

Re: BC11A paddle boards

2016-01-27 Thread Guy Sotomayor
> On Jan 27, 2016, at 7:48 AM, Ethan Dicks wrote: > >>> >> >> Practically, I would not want to use 60 way connectors and cable. They are >> not as easy to get as the 40 way ones. > > I just did some pricing and 60-way cable is a touch pricey. Through > cable surplus vendors, I saw one quote

Re: BC11A paddle boards

2016-01-27 Thread Ethan Dicks
On Wed, Jan 27, 2016 at 10:06 AM, tony duell wrote: > DEC (also?) made a board that brought the Unibus out on 3 40-way > cahles. I don't know that I've seen that exact one, but it sounds like something they would have done. > I have removed that from my 11/730 as I just want a single-cabinet sys

RE: BC11A paddle boards

2016-01-27 Thread tony duell
> > Considering DEC did something like this for the DWBUA, but with 4 > 30-pin cables (by necessity because of the BI backplane), is 2x60 pins DEC (also?) made a board that brought the Unibus out on 3 40-way cahles. The 11/730 I am restoring originally had a Unibus expansion cabinet, and the arra

RE: BC11A paddle boards

2016-01-27 Thread Paul Birkel
-Original Message- From: cctalk [mailto:cctalk-boun...@classiccmp.org] On Behalf Of Noel Chiappa Sent: Wednesday, January 27, 2016 9:08 AM To: cctalk@classiccmp.org Cc: j...@mercury.lcs.mit.edu Subject: Re: BC11A paddle boards > From: Guy Sotomayor > I was orig

Re: BC11A paddle boards

2016-01-27 Thread Noel Chiappa
> From: Guy Sotomayor > I was originally thinking twisted pair ribbon cable until I saw what > 100' spool of that would run and decided to try just the straight > "grey" ribbon cable for now. That should be fine; the DEC M9042 board (basically equivalent) used three H854 flat cabl

Re: BC11A paddle boards

2016-01-26 Thread Pete Lancashire
My memories of a bloody back of hands are coming back. We did the same with grant cards. Made a bacth of longer ones, and then updated again by going three wide, the 3rd just for stability. Remember the DEC FE seeing them one day, made him very happy by giving him a few of them. -pete On Tue,

Re: BC11A paddle boards

2016-01-26 Thread Guy Sotomayor
> On Jan 26, 2016, at 3:03 PM, Ethan Dicks wrote: > > On Tue, Jan 26, 2016 at 5:46 PM, Guy Sotomayor wrote: >> I just received the first of the BC11A paddle boards (so that I can now >> create my own BC11A cables). > > Cool! > >> For those who’d like to know, I probably will not be making a

Re: BC11A paddle boards

2016-01-26 Thread Ethan Dicks
On Tue, Jan 26, 2016 at 5:46 PM, Guy Sotomayor wrote: > I just received the first of the BC11A paddle boards (so that I can now > create my own BC11A cables). Cool! > For those who’d like to know, I probably will not be making a production run > of these boards unless I get a *lot* of interest