Introduction: USB Typewriter Kit for Underwood Portables
This guide will show you how to install the USB Typewriter sensor panel on your Underwood portable typewriter. Two different videos are shown here -- simply follow along with the one that looks the most like your typewriter.
This guide is still a work in progress, as of June 2014, so please email me at jack@usbtypewriter.com if you need clarification. Good luck with your installation!
Example 1:
Example 2: