Museum Lab Column: Photographing Glass: Controlling Contrast

Museum Lab Column: Photographing Glass: Controlling Contrast Vacuum tubes have many different materials, glass, metal, ceramics, and so many reflective surfaces, combining to make vacuum tube photography quite difficult, especially for archival work. In this tutorial, Andrew Fortune shows his excellent light table and lighting design for the difficult photography of glass objects, and we…

Tube Archeology: Pathways to the Present; In Search of Shirt-Pocket Radios with Subminiature Tubes

Tube Archeology: Pathways to the Present; In Search of Shirt-Pocket Radios with Subminiature Tubes Dr. Michael Brian Schiffer goes beyond traditional thinking, blending scientific techniques from archeologists and technology historians into a new methodology of analyzing the artifacts of vacuum tube history, and discovers the delightful surprise that portable vacuum tube radios were manufactured before…

Vacuum Tubes Past History: January 1, 1946. Largest Electronic Machine in the World

Vacuum Tubes Past History January 1, 1946 Largest Electronic Machine in the World On this date, physicist John William Mauchly and electronics engineers John Adam Presper Eckert Jr. and Arthur Walter Burks finished the Electronic Numerical Integrator machine at the Moore School of Electrical Engineering, University of Pennsylvania. The machine contained almost 20,000 vacuum tubes,…

Engineering Extravaganza Features Vacuum Tube Trains

Engineering Extravaganza Features Vacuum Tube Trains Part of British Science Week, the Institution of Civil Engineers, Institution of Engineering and Technology, Institute of Materials, Minerals and Mining and Institution of Mechanical Engineers are putting on the Engineering Extravaganza on Tuesday March 15. The University of Sheffield Advanced Manufacturing Research Centre and Boeing’s Knowledge Transfer Centre…

Vintage Voltage Expo, March 20

Vintage Voltage Expo, March 20 The Museum will be exhibiting at the Vintage Vintage Expo in Denver/Northglenn at the Ramada Plaza Convention Center. Our friends at the Colorado Radio Collectors Club are also putting on their wonderful Annual Spring Show at the Expo. We’re delighted that Dana Cain of Dana Cain Events has graciously donated…