[time-nuts] Questions about Austron 5000 Loran C receiver
DaveH
info at blackmountainforge.com
Sun Mar 4 02:34:11 UTC 2012
Just for grins I Googled DECUS and it is much changed but still around:
http://www.decus.org/
Dave
> -----Original Message-----
> From: time-nuts-bounces at febo.com
> [mailto:time-nuts-bounces at febo.com] On Behalf Of Bob Camp
> Sent: Saturday, March 03, 2012 5:56 PM
> To: Discussion of precise time and frequency measurement
> Subject: Re: [time-nuts] Questions about Austron 5000 Loran C receiver
>
> Hi
>
> Time to get out the paper tape for 4K Focal and do some code...
>
> Bob
>
>
>
> On Mar 3, 2012, at 8:19 PM, "Don Lewis"
> <dlewis6767 at austin.rr.com> wrote:
>
> > I still have a PDP/8 with 4k core memory out in the garage.
> (a jillion RTL
> > cards in it). It was free to e then, broken, ...I had to
> find t\all the bad
> > transistors....
> >
> > During college, ..I would sit in the floor with that thing
> and toggle in
> > small programs in machine language to count up and down, seemingly
> > impressing everyone with the binary lights dancing on the
> front panel.
> >
> > ...this all makes me want to pull it out and 'toggle' some
> more, again....
> >
> > -Don
> >
> >
> >
> > ----------------------------------------
> >
> >
> > -----Original Message-----
> > From: time-nuts-bounces at febo.com
> [mailto:time-nuts-bounces at febo.com] On
> > Behalf Of Bob Camp
> > Sent: Saturday, March 03, 2012 6:55 PM
> > To: Discussion of precise time and frequency measurement
> > Subject: Re: [time-nuts] Questions about Austron 5000 Loran
> C receiver
> >
> > Hi
> >
> > Ahhh... The days of toggling the boot loader in with the front panel
> > switches. So much fin.
> >
> > Bob
> >
> >
> >
> > On Mar 3, 2012, at 7:45 PM, Jim Lux <jimlux at earthlink.net> wrote:
> >
> >> On 3/3/12 4:13 PM, Azelio Boriani wrote:
> >>> Geez, I have read and I don't think it is possible to
> replicate the CALOC
> >>> PDP-8/E software nor it is useful to use the Austron 5000
> Loran receiver,
> >>> my understanding is that it was used to control and steer
> the system. It
> >>> seems they were in use until the year 2000! Maybe that
> using MATLAB it is
> >>> possible to exploit the Austron 5000 functionality
> nowadays, provided
> > that,
> >>> someway, the 12bit samples from the Austron are
> transferred to the PC.
> >>> Anyway to start with, at least the receiver connectors pinout is
> >>> mandatory...
> >>>
> >>
> >> There are PDP8 emulators out there. Not to mention actual
> > microcontrollers that implement the PDP8 instruction set
> (aside from the
> > no-doubt out of production Intersil part).
> >>
> >> And a fair number of FPGA implementations in your choice
> of language.
> >>
> >> While it might not be as scenic as that nice plastic see
> through housing
> > with all those discrete DTL circuit cards in the original
> straight 8. I
> > used a 8/i way back in the early 70s and I was bummed that
> it was just a
> > single box in the rack.
> >>
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