Re: QIC Tape help with CRC - Dwight?

2015-11-16 Thread Microtech Dart
Thanks, Lawrence, again. Actually, I am writing a very specific program, for my universal tape reader system to do these CRC checks as the program identifies each block. Thanks to adding the 84CF, this has now been made much, much easier. I'm still new to all of this though, so while my program

To-days Panelman Poser

2015-11-16 Thread rod
Hi Guys! I am the happy owner of a DEC 3000 in other words an Alpha. It is fully working and boots VMS and goes into DEC windows just as it should. Its running a high res 23" colour monitor in RGB As you all are aware I spend my time recreating PDP front panels. (Hopefully the e

Re: Tektronix 4051 RAMPACK - new design

2015-11-16 Thread Christian Corti
On Sun, 15 Nov 2015, Bob Rosenbloom wrote: I was contacted by Micheal D. Cranford from the Tektronix Museum up in OR about a design for a ROM module for the Tektronix 4051 graphic computer. It looks to be a very useful item. See the description below. He's looking to build up some of them and m

Re: To-days Panelman Poser

2015-11-16 Thread Peter Coghlan
rod wrote: Hi Guys! I am the happy owner of a DEC 3000 in other words an Alpha. It is fully working and boots VMS and goes into DEC windows just as it should. Its running a high res 23" colour monitor in RGB As you all are aware I spend my time recreating PDP front panels. (H

Re: Oh boy, copyright discussion.

2015-11-16 Thread ethan
So, unless the current corporate winds suddenly change direction, expect that 95 year to be "amended". After all, we must protect Mickey Mouse until he's long passed out of human memory. The irony being that Mickey Mouse was stolen :-) -- Ethan O'Toole

Re: Tektronix 4051 RAMPACK - new design

2015-11-16 Thread Bob Rosenbloom
On 11/15/2015 9:14 PM, Jos Dreesen wrote: On 16.11.2015 00:10, Bob Rosenbloom wrote: I was contacted by Micheal D. Cranford from the Tektronix Museum up in OR about a design for a ROM module for the Tektronix 4051 graphic computer. It looks to be a very useful item. See the description below. H

Testing bus transceivers

2015-11-16 Thread Noel Chiappa
So, I have bought a number of DS8641 bus transceivers from a source in China, and cognizant of the claims that there are a lot of counterfeits coming from China, how can I test them to make sure the meet specs? I have a QBUS test board which I have constructed (it's basically just a single read/wr

Re: To-days Panelman Poser

2015-11-16 Thread rod
Thank you Peter I'll follow it up rod On 16/11/15 09:29, Peter Coghlan wrote: rod wrote: Hi Guys! I am the happy owner of a DEC 3000 in other words an Alpha. It is fully working and boots VMS and goes into DEC windows just as it should. Its running a high res 23" colour mo

Re: Testing bus transceivers

2015-11-16 Thread Guy Sotomayor
On 11/16/15 8:21 AM, Noel Chiappa wrote: So, I have bought a number of DS8641 bus transceivers from a source in China, and cognizant of the claims that there are a lot of counterfeits coming from China, how can I test them to make sure the meet specs? I have a QBUS test board which I have cons

Re: Testing bus transceivers

2015-11-16 Thread Mark J. Blair
Do you have any sort of precision, regulated, adjustable lab bench power supply that you could use to vary input voltage? If not, using a potentiometer as you mentioned would also work. Also, how many of these did you buy? If it's something like a dozen, manual testing will be practical. If it'

VCF East: April 15-17, 2016

2015-11-16 Thread Evan Koblentz
VCF East XI (yeah, I'm using Roman numerals for now) is April 15-17, 2016, as usual at the InfoAge Science Center in Wall, New Jersey. Friday's schedule will be classes and some kind of software hackathon. Details to be determined. Saturday/Sunday will have morning keynotes followed by the us

Nextstep: Visions in black

2015-11-16 Thread simon
While copying some data from a bunch of Next HD's, i stumbled upon a snd file containing a song written for Steve Jobs, accompanied by guitar and handclaps from several people. Is this a known song? I was unable to find a better version on the web than the 8012hz sample I have here. -- Met vr

Re: Giving away collection of computers

2015-11-16 Thread Kurt K
Can you post your location to see if in driving distance. > On Nov 16, 2015, at 11:10 AM, "Jim Isbell, W5JAI" > wrote: > > This collection goes back to the first home computers, Sinclair, TRS80 > Model 1 and Model 2, CPM machines, Lobo, Commodore, several "portables" > (suitcase type), PET, one

Re: Giving away collection of computers

2015-11-16 Thread drlegendre .
Between the CBM and CPM machines, this lot is exactly the stuff I'm into.. I'd gladly take the whole lot - don't suppose the OP is anywhere near St. Paul / Mpls? On Mon, Nov 16, 2015 at 1:52 PM, Kurt K wrote: > Can you post your location to see if in driving distance. > > > On Nov 16, 2015, at

Re: Giving away collection of computers

2015-11-16 Thread Mark J. Blair
> On Nov 16, 2015, at 11:52, Kurt K wrote: > > Can you post your location to see if in driving distance. > >> On Nov 16, 2015, at 11:10 AM, "Jim Isbell, W5JAI" >> wrote: If Jim's ham radio license date is up to date, then he's probably near Corpus Christi, TX. -- Mark J. Blair, NF6X htt

RE: Giving away collection of computers

2015-11-16 Thread Bill Sudbrink
Mark Linimon wrote: > as always, location is helpful :-) He gave you everything you need to know: W5JAI Registration is online. Bill S.

Re: Giving away collection of computers

2015-11-16 Thread Mark Linimon
as always, location is helpful :-)

Re: Giving away collection of computers

2015-11-16 Thread Adrian Stoness
huh? On Mon, Nov 16, 2015 at 1:16 PM, Bill Sudbrink wrote: > Mark Linimon wrote: > > as always, location is helpful :-) > > He gave you everything you need to know: > > W5JAI > > Registration is online. > > Bill S. > >

Re: Giving away collection of computers

2015-11-16 Thread Mark J. Blair
Only other ham radio operators tend to recognize ham radio callsigns and know how to look them up. > On Nov 16, 2015, at 15:44, Adrian Stoness wrote: > > huh? > > On Mon, Nov 16, 2015 at 1:16 PM, Bill Sudbrink > wrote: > >> Mark Linimon wrote: >>> as always, location is helpful :-) >> >> H

Re: Giving away collection of computers

2015-11-16 Thread ben
On 11/16/2015 4:57 PM, Mark J. Blair wrote: Only other ham radio operators tend to recognize ham radio callsigns and know how to look them up. Get rid of computers ... keep the radios :)

Re: Giving away collection of computers

2015-11-16 Thread wulfman
With SDR one and the same these days. On 11/16/2015 5:07 PM, ben wrote: > On 11/16/2015 4:57 PM, Mark J. Blair wrote: >> Only other ham radio operators tend to recognize ham radio callsigns >> and know how to look them up. >> > Get rid of computers ... keep the radios :) > > -- The contents of

Re: Giving away collection of computers

2015-11-16 Thread drlegendre .
Guess you'll have to forgive those of us in the "Classicmp enthusiast" group that don't overlap into the "HAM operator" group. I for one had no idea that a member's location could be pinned-down (to within shipping zones?) using a HAM callsign. Not all of us share the same areas of interest and /

Re: Giving away collection of computers

2015-11-16 Thread j...@cimmeri.com
. . / . - - - . . - . . . On 11/16/2015 9:00 PM, drlegendre . wrote: Guess you'll have to forgive those of us in the "Classicmp enthusiast" group that don't overlap into the "HAM operator" group. I for one had no idea that a member's location could be pinned-down (to within shippin

Re: Giving away collection of computers

2015-11-16 Thread Adrian Stoness
now ur mocking us none radio peeps i should go take my cert i do tower work allot installing equipment would prolly help me with my jobinfact today i installed 3 120degree sectors lol On Mon, Nov 16, 2015 at 8:17 PM, j...@cimmeri.com wrote: > > . . / . - - - . . - . . . > > > On

Re: Giving away collection of computers

2015-11-16 Thread Kurt K
We did get a location and a good thread conversation. Sent from my iPhone > On Nov 16, 2015, at 10:21 PM, Adrian Stoness wrote: > > now ur mocking us none radio peeps > i should go take my cert i do tower work allot installing equipment would > prolly help me with my jobinfact today i insta

Re: Giving away collection of computers

2015-11-16 Thread COURYHOUSE
it cant! the ham can move and keep the old call so all bets for location are off! Ed# In a message dated 11/16/2015 9:23:06 P.M. US Mountain Standard Time, kur...@visi.com writes: We did get a location and a good thread conversation. Sent from my iPhone > On Nov 16, 2015, at 10

Re: kinda odd LSI-11 machine?

2015-11-16 Thread Adrian Stoness
link doesnt work On Sun, Nov 15, 2015 at 4:34 AM, Joseph Lang wrote: > Internal looks home brew. The case used to be something else. Don't know > what. > > Joe > > > On Nov 14, 2015, at 9:42 PM, "Jay West" wrote: > > > > Never saw one like this, but the chassis/cabinet doesn't look really > > h

QIC capstan

2015-11-16 Thread supervinx
I got an HP 9000/340 with a 9144 QIC unit. The QIC capstan has softened without losing its shape, so I measured it with a gauge. How can I replace it? Thanks -- Vincenzo (aka Supervinx) --==ooOoo==-- My computer collection: http://www.supervinx.com/OnlineMuseum --==ooOoo==-- You can reach me at

Re: QIC capstan

2015-11-16 Thread Microtech Dart
http://terrysrubberrollers.com/ Terry has rebuilt about a dozen rollers for me over the past 2 years. You'll need to remove the roller and send it in to him with a money order (he doesn't take checks or credit cards), but he'll do a fantastic job for about $40-50 per roller. Not cheap, but worth

RevEng CRC model on really really long messages of 4096 bytes

2015-11-16 Thread Microtech Dart
I've encountered a new challenge with the CRC now, it's from the data blocks written by the Kennedy 6450/6455 Tape Drive. The below message is to the creator of CRC_RevEng about this topic, but since several here have been so helpful to me on understanding CRCs (and Chuck, you referred me to CRC_R