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Archive for September 29th, 2014

A new donation from Simone B.

September 29th, 2014 No comments

I thank Simone B. for the donation. The donation was made through the Blog.

Donated item:

  • Sinclair Spectrum 128k +2a – Boxed (Black version)
  • Sinclair Spectrum 128k +2  – Boxed (Grey version)

Categories: Donations, Gallery, News & Rumors, Retro Computers and other stuff..., Sinclair family, Today

Radio Shack TRS-80 Model 1 Repair

September 29th, 2014 No comments

Radio Shack TRS-80 Model 1 (#2) Repair.

Defect:

  • Black Screen.

Replaced parts:

  • Replaced 1 x CD4069 HEX Inverter (Z6)
  • Replaced 1 x CD4069 HEX Inverter (Z57)
  • Replaced 1 x 74LS00 QUAD 2-INPUT NAND GATE (Z5)

Categories: Projects / Repairs, Today, Various