File:Processor Technology SOL 20 Computer.jpg
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Summary
[edit]DescriptionProcessor Technology SOL 20 Computer.jpg |
Processor Technology SOL-20 Computer. The prototype appeared on the July 1976 cover of Popular Electronics magazine. The computer had an 8080 microprocessor, a 64 character by 16 line video display, and could store data on audio cassettes. They typically had 8K to 64K of RAM. A popular option was the NorthStar 5 1/4 inch floppy disk system. The side panels were solid walnut. The December 1976 price for a SOL-20 kit with 2K of RAM was $995. Lee Felsenstein was the principal designer of the SOL-20. Robert M. Marsh; Lee Felsenstein (July 1976). "Build SOL, An Intelligent Computer Terminal". Popular Electronics 10 (1): 35-38. Ziff Davis. This SOL-20 was displayed by Jordan Ruderman at Vintage Computer Festival 9.0. Held at the Computer History Museum in Mountain View, California. November 4th and 5th, 2006. This SOL-20 won "Best in Show" at the Vintage Computer Festival 2.0 on Sunday, September 26, 1998. Photo by Michael Holley, November 2006 Taken with a Canon PowerShot A630 (1/60 second and F/3.5) using on camera flash. The background was removed using Adobe Photoshop Elements 3.0. |
Date | |
Source | Own work |
Author | Swtpc6800 en:User:Swtpc6800 Michael Holley |
Other versions | Image:Early Personal Computers.jpg |
Licensing
[edit]Public domainPublic domainfalsefalse |
I, the copyright holder of this work, release this work into the public domain. This applies worldwide. In some countries this may not be legally possible; if so: I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law. |
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current | 01:25, 30 January 2008 | 1,422 × 1,079 (205 KB) | Swtpc6800 (talk | contribs) | {{Information |Description= Processor Technology SOL-20 Computer. |Source=self-made |Date=November 5, 2006 |Author= Swtpc6800 en:User:Swtpc6800 Michael Holley |Permission= |other_versions =Image:Early Personal Computers.jpg}} |
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Image title | Processor Technology Sol-20 computer. Designed by Lee Felsenstein in 1976. Photo by Michael Holley 2006 |
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Camera manufacturer | Canon |
Camera model | Canon PowerShot A630 |
Exposure time | 1/60 sec (0.016666666666667) |
F-number | f/3.5 |
Date and time of data generation | 17:54, 4 November 2006 |
Lens focal length | 12.565 mm |
Orientation | Normal |
Horizontal resolution | 150 dpi |
Vertical resolution | 150 dpi |
Software used | Adobe Photoshop Elements 3.0 Windows |
File change date and time | 16:06, 21 July 2007 |
Y and C positioning | Centered |
Exif version | 2.2 |
Date and time of digitizing | 17:54, 4 November 2006 |
Image compression mode | 3 |
APEX shutter speed | 5.90625 |
APEX aperture | 3.625 |
APEX exposure bias | 0 |
Maximum land aperture | 3.625 APEX (f/3.51) |
Metering mode | Pattern |
Flash | Flash fired, auto mode, red-eye reduction mode |
Color space | Uncalibrated |
Focal plane X resolution | 11,412.587412587 |
Focal plane Y resolution | 11,439.252336449 |
Focal plane resolution unit | inches |
Sensing method | One-chip color area sensor |
Custom image processing | Normal process |
Exposure mode | Auto exposure |
White balance | Auto white balance |
Digital zoom ratio | 1 |
Scene capture type | Standard |