During the crucial repair works at the Moolamattom power station of the Idukki hydroelectric project, ham radio service is playing a trailblazing role of transmitting timely information from the ...

FOR many years the literature of applied physics has lacked a really up-to-date and complete account of the phenomena occurring inside valves. In consequence, students are taught very little about ...

In a defence tech laboratory in Beijing, a research team powers up a vacuum tube about the size of a pistol. Inside, a stream of electrons surges through thin coiled wires, amplifying microwave pulses ...

SPRINGFIELD, Mo. — Meet Larry Curry, the current owner and operator of Fred’s Vacuum Cleaner Hospital. Some, like Curry, classify vacuum repairs as a lost art. “We are a dying breed. There are about ...

Levitating trains could be the new normal in South Korea SOUTH Korea has kicked off its development of a revolutionary “Hypertube” train which is expected to launch this year. Set to hit jaw-dropping ...

The film discusses the crucial role of vacuum tubes in radio broadcasting, detailing the various jobs involved in the industry, from production and scriptwriting to technical maintenance and ...

The video explains the operation of the vacuum tube, specifically the triode, which is essential in modern communication devices like radios and telephones. It describes how a tungsten filament emits ...

THE student with a good knowledge of general physics will find this volume very helpful in studying radio-frequency phenomena. Modern thermionic tubes have so many important applications in physics ...

At only $64.99 each, the Apos Ray 6SN7 Select vacuum tubes may deliver the dynamics and authentic sound you’ve been seeking. Few tubes have as storied a history as the 6SN7GT originally announced in ...

The Repair Shop has become a hit success on BBC One thanks to its emotional scenes, quality repairs and togetherness among its experts and presenter Jay Blades. The family of experts has grown, with ...

Networking: Liang Jiang reviews the proposed quantum network using vacuum beam guides, which would have ranges of thousands of kilometers and capacities of 10 trillion qubits per second. (Courtesy: ...