TRS-80 Model II

TRS-80 Model II[1][2]
TRS-80 Model II
ManufacturerTandy Corporation
TypePersonal computer
Release dateOctober 1979 (1979-10)[3]
Introductory priceUS$3,450 (equivalent to $14,480 in 2023) (32KB)
US$3,899 (equivalent to $16,370 in 2023) (64KB)
Operating systemTRSDOS, Microsoft BASIC
CPUZ80A @ 4 MHz
Memory32 or 64KB RAM
StorageSingled-sided Shugart 500k 8" floppy drive
Display80x25 text
InputDetachable keyboard
Dimensions14 x 21 1/4 x 23 1/2 inch

The TRS-80 Model II is a computer system launched by Tandy in October 1979, and targeted at the small-business market. It is not an upgrade of the original TRS-80 Model I, but a new system.

The Model II was succeeded by the compatible TRS-80 Model 12, Model 16, Model 16B, and the Tandy 6000.

  1. ^ Hogan, Thom (August 31, 1981). "A Look at Radio Shack's Five Computers". InfoWorld. Vol. 3, no. 17. pp. 44–45. Retrieved February 28, 2011.
  2. ^ Ahl, David (November 1984). "Tandy Radio Shack enters the magic world of computers". Creative Computing. Vol. 10, no. 11. p. 292. Retrieved February 26, 2011.
  3. ^ "Advertisement:Radio Shack introduces its second TRS-80 computer breakthrough". Computerworld. Vol. XIII, no. 32. 15 October 1979. p. 31.

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