New old products :)
geoffr at zipcon.net
Wed Apr 14 02:32:02 CDT 2010
On 4/13/10 2:58 PM, "Steven Hirsch" <snhirsch at gmail.com> wrote:
> On Tue, 13 Apr 2010, Geoffrey Reed wrote:
>> I¹ve gotten back into my Atari systems again and since I had a couple Indus
>> GT drives, I found a schematic for the RAM upgrade board for the drives, and
>> had PCB¹s made :) my first professionally produced PCB¹s in 20+ years. I¹m
>> quite pleased since it was a first effort with new software when I hadn¹t
>> touched EDA software in 20 years or so.
>> Lessons learned were:
>> Increase PAD size :) these are solderable, but are just a touch too small
>> by the software default.
>> Validate that pin one indicators REALLY render out to the gerbers. I have to
>> refer back to my PCB design for pin one since it didn¹t render.
>> Quadruple check that all wires and nets are present. I discovered that a
>> trace between 2 pins on the connector(s) disappeared on me at some point
>> during editing, it is entirely possible I deleted it like an ID10T. So for
>> this run of boards, wire-wrap wire will be my friend to jumper the 2 pins at
>> the PCB.
> If you do another run of these, I'd be interested in one. This is the one
> that uses SRAM, correct?
Yes, uses 1/2 of a 628128. :)
I have a good supply of the boards, I got 25 of them :)
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