A TRS-80 Pocket Computer Model PC-2
http://www.obsoletecomputermuseum.org/trs-pc2/
Basic & Assembly Programing
Ploter Printer.
Still works.

A Sinclair Z81
http://www.zx81kit.co.uk/
http://www.obsoletecomputermuseum.org/zx81/
Assembly and Basic Language

A Texas Instruments Texas Instruments TI-99/4A
http://www.obsoletecomputermuseum.org/ti99/
Used Basic+ Cartridge. Wrote first video game.
Cassette Recorder to save programs.
Still works.

Then a Atari 600 & 800XL
http://www.obsoletecomputermuseum.org/a800xl/
Lots of HW mods and writing apps in assembly.
More Games and WP app.
Cassette Recorder to save programs.
40Char Impact Printer
120K 5.25 floppy drive.
Still works.

Almost bought a AST 386 and ventura publisher but then someone showed me an Apple, almost got a 2GS and then they showed me hypercard and quark and wysiwyg! Sold.

Bought a Mac Plus $1499
http://www.lowendmac.com/compact/plus.shtml
w/OS 6.0.4, 800K Disk and a 20MB HD & 1MB RAM!
Quark 1.1, Imagewriter.

Woa!! I thought I was the only one to know about the Texas Instruments TI-99/4A! :) I wrote a little game in Basic when I was 12 on this thing. I remember backing up on audio tapes... That was a real pain... But still fun.
I just got my new 1.25GHz PB yesterday...
Quite a big difference :P