By Richard Booth. 162 pages.
This book documents every product marketed in the United States, whether it is hardware, software or an accessory, made for Sinclair and Timex/Sinclair computers.
Eric Burgess, Howard Burgess. 153 pages.
Published by E. Arthur Brown Company, this guide includes nearly all products available for the Timex/Sinclair 1000 at the time. 90 pages.
The book you spent hours with, learning how to use your Timex/Sinclair 1000.
A single, lonely 16K RAM pack, just waiting to be matched up with a ZX81 or, even better, a Timex/Sinclair 1000.
There’s not much to say about these boards. Maybe you could mine them for the 8251 on board or find a use for the old RS-232 line driver?
This is a 50 pin card edge connector, cut down to 46 pins with open ends, so you can plug your device into the Sinclair ZX81, Timex/Sinclair 1000 or Timex/Sinclair 1500.