Re: The Lisa - It Works the Way You Do

From: Kyle Weber <kylew01_at_email.domain.hidden>
Date: Sun, 22 Apr 2018 06:45:32 -0600

It amazes me how advanced the Lisa OS was. It was years ahead of the Mac, and a decade ahead of windows. It’s sad things didn’t turn out differently.

Sent from my iPhone

> On Apr 21, 2018, at 8:15 PM, Toby Thain <toby_at_email.domain.hidden> wrote:
>

>> On 2018-04-21 9:26 PM, Ray Arachelian wrote:
>> ...
>>> 2. This is what happens when you move it to the right-hand side of the
>>> screen: https://photos.app.goo.gl/hnTu1ZCieGDHYTs22
>>> 
>> Oh yeah, you're right.  I did notice a bit of rock and roll on my actual
>> Lisas and like you thought that it must be the power supply - but I too
>> recapped mine a few years ago.  James helped with that. :)
>> 
>> Perhaps it's some sort of beam reflection or deflection issue.  Or maybe
>> it's the alternating 50% gray pattern in the scrollbar?  Or maybe the
>> electro magnets that aim the electrons lose some of their accuracy at
>> the right edge for some reason, possibly the gun is still turned on and
>> painting the rightmost pixel when on the horizontal retrace back to the
>> left happens?  Maybe they needed to add a bit of extra padding on the
>> sides to prevent it?  Wonder if this also happens on old B&W toaster Macs?

>
> It does not. Those displays are rock solid, there are no analog or
> timing issues.
>
> Probably a slightly more modern design.
>
> --Toby
>
>
>> ...

>
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Received on 2018-04-22 08:47:32

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