ABSTRACT: On 25 October 2013, the Sun emitted two significant solar flares. The first solar flare, classified X1.7, peaked at 08:01 UT. The second one, X2.1, peaked at 15:03 UT and was accompanied by ...

In deep space, sending data across millions of miles isn’t fast or easy. Right now, spacecraft mostly use radio waves to communicate with Earth. But NASA just pulled off something that could change ...

6 Best HF Antennas for 2025 to Boost Your Ham Radio Signal Anywhere Links to the best HF Antennas are listed down below: 6. Moonraker Ltd GPA-80 5. DX Engineering XB-5 Hexx Beam HF Antenna 4. Foul ...

A helicopter conducts a survey using a hexagon-shaped antenna. Kalamazoo County residents may see a helicopter towing an antenna this week, as the City of Kalamazoo conducts a groundwater survey.

This passive device lets you steer signal beams for over-the-air wireless test systems. Because it’s designed for antenna, amplifier, and RF system testing, the LBM-7250-4 Lab Brick Butler Matrix lets ...

Kymeta, the company reimagining satellite connectivity, has announced a major technological leap: simultaneously operating across both Ku and Ka satellite bands in a single, compact antenna – laying ...

DSA 2 (Deep Space Antenna 2) is used to transmit a musical message into deep space. Credit: ESA The European Space Agency (ESA) has sent a famous piece of classical music deep into space “for aliens” ...