When IBM released the Personal Computer back in 1981, it gave the buyer two choices for the video output. The buyer could buy a monochrome c...

Wizardry is the first role playing game to make a substantial, widespread impact on video gaming. First released for the Apple II in 1981, i...

The Gotek Floppy Drive emulator is a diamond in the rough as it comes from the factory. While cheap, the common Goteks only emulate a single...

In the recent past I have discussed the Book 8088 and the Hand 386, which are newly made vintage computing systems.  I concluded that those ...

Fairly recently (May, 2023) there has been made available for sale a retro-themed laptop called the Book 8088.  The Book 8088 is a real PC r...

Sometimes I have something to say but the topic is not worthy of a full blog post.  In this case I have gathered four topics which I believe...

Top - Direct Colors Old CGA & New CGA Bottom - High Resolution Artifact Colors Old CGA & New CGA Back in 2013 I gave an overview of ...

top left: RGB monitor without intensity bit, bottom left: RGBI monitor without brown correction, top right: RGBI monitor with 33% brown redu...

When IBM released its Color/Graphics Adapter card as one of the two display adapters supported by the IBM PC Model 5150 when it launched in ...

In the IBM PC world, there is no such thing as "single density" floppy drives.  Floppy drives started out as double density and la...

The Gotek floppy drive emulator is a simple, cheap and little device that, as its name says, emulates a floppy drive.  There are many var...

If you are looking for an early PC-compatible "8-bit system", the IBM PC and the IBM PC/XT are good choices.  They sold well, are ...

GGLabs' CGA2RGB (courtesy of GGLabs) Getting a high quality and proper video signal from an IBM CGA or EGA card or an IBM PCjr or T...

Most of us appreciate it when enterprising entrepeneurs go out of their way to make new products for us to enjoy on our vintage consoles.  H...

Even though the Apple II was very long in its lifespan by the end of the 1980s, there was a fair bit of software still being released for it...

The PC Speaker was the first audio device that PCs used.  In some form or another, it is contained in almost every PC ever made.  In the ori...

Over the past decade (and a bit) people have been writing new software for "oldskool" PC systems like the IBM PC, IBM PCjr. and th...

IBM PC Screenshots on the Left Side of the Page                       IBM PCjr. Screenshots on the Right Side of the P...

I.  Overview of Low-Level Floppy Disk Structure I am going to be using a standard 360KB floppy disk as an example here.  A standard MS-D...