Archive for the ‘computers’ Category:

2012-08-31 OTG USB Adapter

My co-worker asked me to do some soldering for him.  He had a micro USB cable that he wanted to convert to an OTG cable.  I didn’t know what an OTG cable was, but he told me that all I had to do was connect the pin five to ground on the micro USB connector.

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2012-07-08 Honeywell Mainframe 1981

Honeywell Level 66, model 66/07. Had 384k words of memory. One word = 36 bits, so it was 1.25 megabytes. Five disk packs (removable). Three tape drives. Line printer in foreground. The video screen sitting on the mustard colored cabinet displayed all the jobs running along with their priority. Sometimes the students would be on

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2012-07-07 Honeywell Mainframe, Infotron 1981

The Infotron port selector (used by students) became intermittent and unreliable as it was expanded and was soon replaced by the Gandalf Data, Inc. port selector.  No amount of troubleshooting and long periods of long distance calls to Infotron in New Jersey could get the problems fixed.

2012-07-06 SAC Computer Center, Level 6 minis Oct 1981

The Honeywell minicomputers were located in the room next door, behind the left door.  My shop was behind the right door. The level 6 minis (behind the sliding glass doors) had Multics OS, and had a 4 character hexadecimal memory display and keypad on the protruding ‘ledge’.  When the Level 6 crashed, it would jump

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2012-07-05 SAC Registration Jan 1982

Santa Ana College Registration setup, Jan 1982,  The old blue terminals were Lear Siegler ADM-1A, the newer beige terminals were ADM-31.

2012-07-04 SAC Student Lab, Registration 1982

SAC Student Lab with ADM3a dumb terminals and DecWriter printer terminals.  Registration (Ann Thompson standing).

2012-07-03 SAC Student Lab, Halloween 1981

SAC Student Lab, second floor of the Neally Library, L-204. Halloween 1981 Curt helps Carolyn with her vampire nails.

2012-07-01 Halloween 1981 Janice and Denise, Andy

Halloween 1981. Ja9nice (Robinson at that time) King as Hawaiian girl, Denise (Bell at that time) Shahbandi as Mexican Senorita. Andres ‘Andy’ Garza as Dracula (he was on night shift!)

2012-06-22 Delta AFC0912DE Fan

The fan is labeled: DC BRUSHLESS Model  AFC0912DE Dell P/N P2780 DC12V  2.50A Delta Electronics, Inc. I work with Dell PCs and I had a CPU fan laying around that came out of an older Optiplex PC.  I had connected it up to a 12V power supply much earlier, and it acted very odd. FIrst

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2012-03-29 Aztec Computer

on March 29th, 2012 by - Comments Off on 2012-03-29 Aztec Computer

Quantsuff sent me a pic of an Aztec PC.  I don’t see any CD/DVD slot or button, leading me to believe that this was just a drawing from someone’s imagination.  But it looks cool in a Steampunk kind of way. Speaking of Mayan Calendars, isn’t this year, according to their calendar, supposed to be the

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