Tagged: Zilog Z80

Coleco Adam 0

Computer / Day in Tech History

June 5, 1983: Coleco Adam Computer

1983 – Coleco announced at the Consumer Electronics Show the Coleco Adam. It was their first attempt at a computer hybrid system – gaming and desktop computing. The $725 price tag didn’t hurt, either. With a Zilog Z80 processor and 80 kB RAM with 16 kB video RAM, the Adam could do what you needed. Also available was a printer, tape drive, and spots for 3 expansion cards. Unfortunately, the computer didn’t do as well as the company wanted. They expected a half-million sold by December, but didn’t reach that goal. Ultimately, the Coleco Adam was discontinued in 1985. Full Day in...

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Franklin Ace 1200 0

Computer / Day in Tech History

January 18, 1983: Franklin Ace 1200

1983 – During the CP/M Show, Franklin Electronic Publichers revealed the Franklin Ace 1200 computer. The main feature of this computer (like the other Franklin computers before) was the fact they copied Apple’s ROM and operating system code. The Ace 1200 came with a Zilog Z80 processor a 1 MHz, 48K RAM, 16K ROM,2 – 5.25 Floppy disks and four expansion slots. The computer was announced here but didn’t come out until 1984. It cost the consumer $2,200 At that same show, Radio Shack introduced the TRS-80 Model 12 for $3,200 Wikazine – Full show notes for January 18 Stac Electronics sues...

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TI-83 Graphing Calculator 0

Computer / Day in Tech History

January 10, 1996: TI-83 Graphing Calculator

1996 – Texas Instruments announced it would release the TI-83 and became one of the most popular calculators. The TI-83 had many graphing modes including polar, parametric, sequence and function graphs. It could also run statistics, trigonometry and algebraic functions. The TI-83 was replaced by the 83 Plus in 1999 which added flashable memory for upgrades. This calculator is still available today and you can get the Texas Instruments TI-83 Plus Graphing Calculator on Amazon. The TI-83 had a Zilog Z80 processor at 6 MHz and 32 kb of RAM. You could use 4 AAA batteries or the power supply to run. Price...

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Timeline of the Microprocessor [Infographic] 0

Infographic

Timeline of the Microprocessor [Infographic]

Back on November 15th, the 4004 microprocessor turned 40. This was the precursor to the x86 archetecture. But in what way? Well, the folks over at V3.co.uk have put an infographic together. They highlight the microprocessor from the 4004 to the 8008, the Zilog Z80, ARM, and more to the x86, AMD Athlonand more. One chip that is missing is the Cyrix series processor. They started out at the co-processor to the 286 and 386 computers. Also missing is the PowerPC processor, which started in 1981 with AIM (Apple, IBM, Motorola). Still, this is a fun infographic to reminisce about...

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Jeffrey Powers would love to come on your show and discuss the events of technology history. Feel free to call him @ 608-205-4378. You can also Contact Jeffrey:


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