Modules

All known modules are presented with text from the 1968 catalog. Price from the same catalog with the price in brackets are adjusted for inflation (2018). Images of some modules are missing: 117 because it’s unknown what it looked like (The 157 was listed before, but I have received a picture of it since, so …

My Own Modules

I’ve designed and built two modules to fit the 100-series. They’re both built using only resistors, capacitors, and transistors in the spirit of the older modules.   [fullscreen][/fullscreen] MODEL 154 — DUAL COMPARATOR Two control voltage inputs are compared against each other. If respective input value is larger than the other, the corresponding pulse output …