TRS-80 Model 100

The TRS 80 Model 100 Tandy Radio Shack from 1983 belonged to a family of portable computers that all came from the production of the company Kyocera.

Equipped with a fuel-efficient CMOS processor 8085 and static RAM ( 8-32 kB ) scored 4 AA batteries for an operating time of about 20 hours.

Especially among journalists the device was widely used because of its built-in 300 baud modem and text processing included.

Worldwide, more than 6 million units have been sold.

Specifications

  • Intel 80C85 8 -bit processor, CMOS, 2.4 MHz
  • 32 Kbytes of ROM, 8, 16, 24 or 32 Kbytes of RAM
  • LCD display 240 × 64 pixels ( not backlit )
  • External 3.5 -inch floppy disk drive ( capacity 90 Kbytes )

Versions

Identical were Olivetti M -10 and NEC PC- 8,201th The original model was Kyotronic 85, the rights were later sold to Tandy.

Trivia

  • The Model 100 firmware was the last Microsoft product that Bill Gates has developed together with Jey Suzuki personally.
  • The machine has a Y2K bug ( year 2000 problem ): In the main menu is the current year is always displayed. This ad has been factory set 19XX, so that the years are not presented properly from 2000. For this problem, there are solutions on the internet.
RadioShack Computer memory Read-only memory
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