Radio Shack TRS-80 Model I

This article is a stub. You can help Deskthority by expanding it.

Radio Shack TRS-80 Model I

Model no.	TRS-80 Model 1
FCC ID	N/A
Branding	Radio Shack
Manufacturer	Tandy
Layouts	Model 1 specific
Keyswitches	Alps SKCC Cream Hi-Tek High Profile
Interface	proprietary

The TRS-80 Model 1 computer had more than one key switch mechanism during its production lifetime. Two examples include keyboards that consist of Alps SKCC Cream and Hi-Tek High Profile key switches.

Gallery

Alps version

Some ICs are dated 1979.

• 
  Alps keyboard
• 
  Alps key caps removed
• 
  Alps keyboard mechanism top
• 
  Alps keyboard mechanism bottom (top)
• 
  Alps keyboard marked "Alps Japan" in ink
• 
  Alps keyboard components
• 
  Alps key switches and key caps profile

Hi-Tek version

The ICs are dated 1978, while the keyboard PCB is marked 1979.

• 
  Hi-Tek key caps removed
• 
  Hi-Tek keyboard mechanism top
• 
  Hi-Tek keyboard mechanism bottom (top)
• 
  Hi-Tek keyboard markings
• 
  Hi-Tek keyboard components
• 
  Hi-Tek key switches and key caps profile

Comparison

Pictures of the TRS-80 Model 1 computer (comparison pics).

• 
  Keyboard comparison (Alps top/Hi-Tek bottom)
• 
  Key caps profile (Alps left/Hi-Tek right)
• 
  Key caps top and bottom