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Image: Processor Technology SOL 20 Computer

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Description: 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.
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