Comment on Powering up a module from the IBM 604: an electronic calculator from 1948parentComments−analog313moPhilbrick op amp K2-W was an analog circuit with two dual-triode tubes on top of circuitry, with an octal plug at the bottom. I have one with data sheet but have never fired it up.
Comments
Philbrick op amp K2-W was an analog circuit with two dual-triode tubes on top of circuitry, with an octal plug at the bottom. I have one with data sheet but have never fired it up.