Hackaday

diode-transistor logic

Before the era of large-scale integration (LSI) semiconductor circuits, discrete logic circuits using the common diode-transistor logic (DTL) were still necessary and available in a format that was ...
マイナビニュース

TransistorなBody

1974年のAltair8800から、AppleII/PET 2001/TRS80のパソコン御三家（米国ではホームコンピュータと呼ばれることが多かった）、国内では、ベーシックマスター（日立）、MZ-80K（シャープ）、PC-8001（NEC）といった8bit BASICマシン（当時まだマイコンという呼び名が残っ ...
Electronic Design

For Designers: Logic Nets in Transistor Cans (ED article from 1961)

March 29, 1961 - LOGICAL microcircuits in transistor cans are now being offered by four major companies. Heavy research and production is being pressed by Fairchild Semiconductor Corp., Raytheon Co., ...