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Subject:
From:
Graham Naisbitt <[log in to unmask]>
Reply To:
TechNet E-Mail Forum <[log in to unmask]>, Graham Naisbitt <[log in to unmask]>
Date:
Tue, 8 Oct 2013 12:00:28 -0500
Content-Type:
text/plain
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text/plain (222 lines)
Was?

Graham N

On 8 Oct 2013, at 11:23, "Whittaker, Dewey (EHCOE)" <[log in to unmask]> wrote:

> Mine was papyrus reeds and a clay tablet.
> Dewey
> 
> -----Original Message-----
> From: TechNet [mailto:[log in to unmask]] On Behalf Of Ed Popielarski
> Sent: Tuesday, October 08, 2013 8:51 AM
> To: [log in to unmask]
> Subject: Re: [TN] NTC for today
> 
> Yup! I laid out many PCB's with Bishop Graphics black tape, mylar with a precision grid and light table below it with a red/blue pencil drawing to follow. Good ole' days for sure!
> 
> Ed Popielarski
> Engineering Manager
> 
> 
>                               970 NE 21st Ct.
>                              Oak Harbor, Wa. 98277
> 
>                              Ph: 360-675-1322
>                              Fx: 206-624-0965
>                              Cl: 949-581-6601
> 
> https://maps.google.com/maps/myplaces?hl=en&ll=48.315753,-122.643578&spn=0.011188,0.033023&ctz=420&t=m&z=16&iwloc=A
> 
> 
> -----Original Message-----
> From: TechNet [mailto:[log in to unmask]] On Behalf Of Inge Hernefjord
> Sent: Sunday, October 06, 2013 2:10 PM
> To: [log in to unmask]
> Subject: Re: [TN] NTC for today
> 
> I made my first circuit by hand. Used scalpel and X-film, half sq meter and crimped it in the photolab to 1x2 inches. It was a trigger circuit for laser guided missiles. We produced over 50,000 of them. That was before we bought the X-Acto table. We used both hands and heads. Now quarter of head and index finger....
> 
> 
> 
> On 5 October 2013 23:39, Robert Kondner <[log in to unmask]> wrote:
> 
>> "Computers were simple then"
>> 
>> Did computers really get more complex or just more transistors? :-)
>> 
>> I kind of like the comparison of chemical cameras (film or glass 
>> plate with silver compounds) to digital cameras when compare 
>> complexity. I mean the effect of electronics on photography has indeed 
>> been a revolution. But actually, if you think of tiny grains for 
>> silver in emulsion as electrochemical pixels you do see that old film 
>> was not that "Super Simple", it was just easier to manufacture with 
>> simple tools.
>> 
>> I also marvel at that Apollo computer, and the fact the tools back 
>> then for designing PCBs were rubylith and X-Acto knives. Like the 
>> pyramids there are simply ideas that take tremendous engineering efforts to make happen.
>> 
>> Bob K.
>> 
>> 
>> 
>> -----Original Message-----
>> From: TechNet [mailto:[log in to unmask]] On Behalf Of Inge Hernefjord
>> Sent: Saturday, October 05, 2013 5:13 PM
>> To: [log in to unmask]
>> Subject: Re: [TN] NTC for today
>> 
>> I'm afraid it's not a space plane but just a plan.
>> Actually, there is something I always wonder about. Go back to Neil 
>> Amstrong and that time...Apollo, for instance. The computers at that 
>> time were simple, compared to today's machines. I know, because I 
>> passed a glass box every day before I entered the clean rooms. In that 
>> box was Apollo's main computer, which we built. Lot's of transistors, 
>> most TO-18 and TO-5.
>> Specked with 2N1893, 2121, 2902, which were very popular. Back to the 
>> path.....as I said, very simple stuff. The main functions were 'small 
>> push/pull rockets and main rockets, as long as the service module and 
>> the astronaut capsule were together. And communication radios. And 
>> sensors of various nature...but in alles rather uncomplicated 
>> electronics. My
>> question: The central station in Houston was a large room with lots 
>> and lots of work stations. A hundred persons "worked" there, all with 
>> their noses close to the many large computer displays.Why was it 
>> necessary with  such many work stations?
>> 
>> Inge
>> 
>> 
>> On 5 October 2013 20:13, Steven Creswick <[log in to unmask]>
>> wrote:
>> 
>>> Hey,
>>> 
>>> 
>>> 
>>> I read somewhere that Sweden is making a spaceplane.  How about a 
>>> ride on that, and play the Blue Danube?!!!
>>> 
>>> 
>>> 
>>> Have a good time cruising!
>>> 
>>> 
>>> 
>>> steve
>>> 
>>> 
>>> 
>>> From: Inge Hernefjord [mailto:[log in to unmask]]
>>> Sent: Saturday, October 05, 2013 1:17 PM
>>> To: TechNet E-Mail Forum; Steven Creswick
>>> Subject: Re: [TN] NTC for today
>>> 
>>> 
>>> 
>>> Thank you,  buddy,
>>> take care ya'self.
>>> 
>>> Inge
>>> 
>>> 
>>> 
>>> On 5 October 2013 02:43, Steven Creswick <[log in to unmask]>
>>> wrote:
>>> 
>>> It's probably already tomorrow there, but happy belated birthday Inge!
>>> 
>>> Steve
>>> 
>>> 
>>> -----Original Message-----
>>> From: TechNet [mailto:[log in to unmask]] On Behalf Of Ed Popielarski
>>> Sent: Friday, October 04, 2013 3:32 PM
>>> To: [log in to unmask]
>>> Subject: [TN] NTC for today
>>> 
>>> It's Ingemar Hernefjord's  birthday today!
>>> 
>>> Happy Birthday, Inge!
>>> 
>>> Ed Popielarski
>>> Engineering Manager
>>> 
>>> [Description: FullLogo]
>>>                               970 NE 21st Ct.
>>>                              Oak Harbor, Wa. 98277
>>> 
>>>                              Ph: 360-675-1322
>>>                              Fx: 206-624-0965
>>>                              Cl: 949-581-6601
>>> 
>>> https://maps.google.com/maps/myplaces?hl=en
>>> <
>>> 
>> https://maps.google.com/maps/myplaces?hl=en&ll=48.315753,-122.643578&s
>> pn=0
>> .
>>> 011188,0.033023&ctz=420&t=m&z=16&iwloc=A>
>>> &ll=48.315753,-122.643578&spn=0.0
>>> 11188,0.033023&ctz=420&t=m&z=16&iwloc=A
>>> 
>>> 
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>> 
>> 
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>> 
> 
> 
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