| When Leon Theremin built his now famous musical instrument, he only had valves at his disposition. Today we have the choice between analog a...
All items tagged with Elektor Labs and Tubes (4)
| With a Raspberry Pi, a touch screen and “some” extra effort like developing a high-voltage power supply, writing a graphical interface, and...
| The Tektronix 570 Characteristic-Curve Tracer introduced in 1955 draws pretty graphs of a vacuum tube's plate current (vertical axis) agains...
| In January 2010 Elektor published a magic eye, an electron-ray indicator tube, to visualize the processing charge of the CPU in a PC. The gl...