Re: The TRS-80 Journey Continues

2022-05-10 Thread Tony Duell via cctalk
[TRS-80 Model 4P] > If it will do it with a blank disk, then the statements that it "doesn't > have ROMs" are more faulty. It obviously has SOME ROMs, to start up enough > to try to boot. But, this would tend towards disproving the statements > that it doesn't have BASIC in ROM. > And, if it has

Re: The TRS-80 Journey Continues

2022-05-10 Thread Fred Cisin via cctalk
On Tue, 10 May 2022, Bill Gunshannon via cctalk wrote: DDensity. I thought there was a single command to make the system part and then you just added the Utilities you wanted. Was it SYSGEN?

Re: Who/what is Molecular Electronics Branch Electronic Technology Division

2022-05-10 Thread ED SHARPE via cctalk
Were did you find that reference. Gavin? Sent from the all new AOL app for Android On Tue, May 10, 2022 at 5:02 PM, Gavin Scott wrote: Perhaps: "Molecular Electronics Branch, Electronic Technology Division, Air Force Avionics Laboratory, Wright-Patterson Air Force Base, Ohio." On Tue,

Re: The TRS-80 Journey Continues

2022-05-10 Thread Bill Degnan via cctalk
are you running montezuma CP/M? On Tue, May 10, 2022 at 9:39 PM Bill Gunshannon via cctalk wrote: > > > > Well, I hope this doesn't sound too stupid but I have searched all > the manuals I have and the web as well with no luck. > > How do I make a bootable floppy from a running hard disk system?

Re: The TRS-80 Journey Continues

2022-05-10 Thread Bill Gunshannon via cctalk
Well, I hope this doesn't sound too stupid but I have searched all the manuals I have and the web as well with no luck. How do I make a bootable floppy from a running hard disk system? Not copy an image to a floppy but build a bootable floppy disk on a real running system. I know it can be

Re: Who/what is Molecular Electronics Branch Electronic Technology Division

2022-05-10 Thread Gavin Scott via cctalk
Perhaps: "Molecular Electronics Branch, Electronic Technology Division, Air Force Avionics Laboratory, Wright-Patterson Air Force Base, Ohio." On Tue, May 10, 2022 at 5:31 PM ED SHARPE via cctalk wrote: > > Who/what is Molecular Electronics Branch Electronic Technology Division > thanks Ed# > >

Who/what is Molecular Electronics Branch Electronic Technology Division

2022-05-10 Thread ED SHARPE via cctalk
Who/what is Molecular Electronics Branch Electronic Technology Division thanks Ed# Sent from the all new AOL app for Android

Re: DEC H7822 power supply

2022-05-10 Thread Peter Coghlan via cctalk
Peter Coghlan wrote: > Tony Duell wrote: > > On Sun, May 8, 2022 at 1:02 PM Maciej W. Rozycki via cctalk > > wrote: > > > > > In the H7821 it's -9Vdc return pairing with -9Vdc supplied on the yellow > > > wire (an isolated circuit). Pin numbers 14 & 13. Try measuring voltage > > > across the

Re: "newer" vintage computers, parts, electronics for sale $100 LARGE lot

2022-05-10 Thread Grant Taylor via cctalk
On 5/10/22 10:12 AM, Bill Degnan via cctalk wrote: They're yours if you or someone can pick them up here. Thank you for the kind offer. Unfortunately I'm multiple states away and am in no position to make such a journey. I have other Sun hardware, but I only can support one or two Sun's

Re: "newer" vintage computers, parts, electronics for sale $100 LARGE lot

2022-05-10 Thread Bill Degnan via cctalk
On Tue, May 10, 2022 at 11:58 AM Grant Taylor via cctalk wrote: > > On 5/10/22 3:13 AM, Bill Degnan via cctalk wrote: > > Correct, they are Sun servers. I forgot they were there in the pic > > when I made the listing. I have been trying to find a home for them > > for months. Not "vintage

Re: "newer" vintage computers, parts, electronics for sale $100 LARGE lot

2022-05-10 Thread Grant Taylor via cctalk
On 5/10/22 3:13 AM, Bill Degnan via cctalk wrote: Correct, they are Sun servers. I forgot they were there in the pic when I made the listing. I have been trying to find a home for them for months. Not "vintage enough" Does "trying to find a home for them" mean in your collection or

Looking for ESDI controller for QBus

2022-05-10 Thread Nigel Johnson Ham via cctalk
Does anybody have one they can spare? I have a DQ696 that I have to share between by 11/73 and MicroVax 2 - the Sigma RQD11 I have on the Microvax died with an internal failure and i don;t have any kind of test frame, or the space for one, to try and repair it. Cash or trade would be good.

Re: "newer" vintage computers, parts, electronics for sale $100 LARGE lot

2022-05-10 Thread Bill Degnan via cctalk
Correct, they are Sun servers. I forgot they were there in the pic when I made the listing. I have been trying to find a home for them for months. Not "vintage enough" This is the classic vintage computing dilemna... all items of tech go through their worthless phase before they again become