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crt

Fixing a dead Amstrad PCW9512+, Part 2

Adrian

In my previous post I yanked enough of the PCW9512+ apart and debugged why the power supply just plainly wasn't working.Now it's time to see if the rest of the board was working.The first thing to do is test the power supply without having the 9512+ logic board (and the CRT side) powered up. The...

crt pcw amstrad cp/m

A small ode to the CRT

axio.ms

Built October 2018 I used to hate Cathode Ray Tubes. As a kid in Europe, everything flickered at 50Hz, or made a loud whistle at 15.625KHz (back when I could still hear it). CRTs just seemed crude, “electro-brutalist” contraptions from the valve era. They were heavy, and delicate, and...

raspberrypi projects crt