Category: Retro computing

15kHz monitors Most PC monitors made for VGA and later graphics adapters have a horizontal sync of 31.5kHz or higher, but most home computers including the Commodore Amiga line, as well as CGA and EGA for PC, have a hsync of about 15kHz as standard (PAL or NTSC). Many ‘recent’ monitors therefore do not properly […]

I recently bought some of the ‘leftovers’ from the Scryption Museum which unfortunately had to close due to lack of funding. Here’s one of the systems I bought from them, an Apple IIc with matching monitor and power brick. It powers up, displaying “Apple //c” and “Check Disk Drive.” messages. Hitting Ctrl-Reset gives me a […]