TRS-80 Computers: Timeline

8/3/1977
In press release # 7741-A, Radio Shack announces the Level 1 Model I TRS-80 (4KB RAM, 4KB ROM, keyboard, black-and-white video display, and tape cassette), at a price of $599.
[Model I]
8/1978
Radio Shack announces the Model I Level II, at a price of $1099
[Model I]
5/1979
Radio Shack announces the Model II, at a price of $3450
[Model II]
7/1980
Radio Shack announces the Model III, at a price of about $699 to $2499
[Model III]
7/1980
Radio Shack announces the Color Computer, at a price of about $399
[CoCo]
7/1980
Radio Shack announces the Pocket Computer I, at a price of about $229
[PC-1]
1/1981
Radio Shack ceases production of the Model I due to its failure to comply with FCC Radio Frequency Interference rules
[Model I]
1/1982
Radio Shack announces the Model 16, at a price of $4999 (128K/1 Drive)
[Model 16]
1/1982
Radio Shack announces the Pocket Computer II, at a price of about $279
[PC-2]
?/1983
Radio Shack announces the Color Computer II, at a price of about $240
[CoCo 2]
?/1983
Radio Shack announces the Pocket Computer III
[PC-3]
3/1983
Radio Shack announces the Pocket Computer IV, at a price of about $70
[PC-4]
3/1983
Radio Shack announces the Model 100 (Notebook), at a price of about $799
[Model 100]
5/1983
Radio Shack announces the Model 4, at a price of about $1,999
[Model IV]
9/1983
Radio Shack announces the Model 12, at a price of $3199
[Model 12]
10/1983
Radio Shack announces the Model 4P (Portable), at a price of about $1,799
[Model 4P]
11/1983
Radio Shack releases the Model 2000
[Model 2000]
7/31/1984
Radio Shack releases the MC-10, at a price of about $399
[MC-10]
?/1985
Radio Shack announces the Model 4D, at a price of about $1,199
[Model 4D]
?/1985
Radio Shack announces the Model 200, at a price of about $999
[Model 200]
?/1985
Radio Shack announces the Model 600, at a price of about $1,599
[Model 600]
?/1986
Radio Shack announces the Color Computer III, at a price of about $220
[Coco III]
?/1986
Radio Shack announces the Model 102, at a price of about $499
[Model 102]
?/198?
Radio Shack announces the Pocket Computer V
[PC-5]
?/198?
Radio Shack announces the Pocket Computer VI
[PC-6]
?/198?
Radio Shack announces the Pocket Computer VII
[PC-7]
?/198?
Radio Shack announces the Pocket Computer VIII
[PC-8]