30
/
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
April 1, 2024
31705
3019
2

jan 1, 1946 - the selectron tube

Description:

invented by Jan A. Rajchman
The Selectron tube had a capacity of 256 to 4096 bits (32 to 512 bytes)
Price: up to $500

Added to timeline:

14 Sep 2017

Date:

jan 1, 1946
Now
~ 78 years ago