Hi-Tek 725 Switch (Space Invader Switch)

right: hi-tek linear
[image source https://deskthority.net/wiki/File:Hi-Tek_Tactile_(Left)_vs_Hi-Tek_Linear_(Right)_-_Complete.jpg]
Hi-Tek Series 725 was Hi-Tek Corporation's DIN-compliant keyboard series, introduced in 1983; the name refers to how these keyboards are a maximum of 0.725β³ from the desk surface.[1] βSeries 725β also refers to the switches used in these keyboards.
2018-09-26 from https://deskthority.net/wiki/Hi-Tek_Series_725
Hi-Tek 725 Key Switch is used in Revision A of Symbolics keyboard PN 365407
Oct 14, 2017
Chyrosran22