This is definitely a “nothing fancy” build, with the RF section built ugly style on a scrap of PCB and a simple telescopic whip used for an antenna. Tuning into the Earth’s radio signals ...

Description: A.H. Systems' FCC-1 antenna provides an accurate standard for precise EMI and site anttenuation measurements (per OET-55 and ANSI C63.5). The FCC-1 is manufactured per the FCC balun ...

This makes Bird meters highly desirable, and therefore quite expensive either brand new or on the swap-meet circuit. But radio amateurs are nothing if not resourceful, and building a homebrew ...

This stylish phone sports a large color display and unique antenna placement. Notable features include BREW and custom ringtones. This phone is Verizon-branded, and was once Verizon's flagship ...

The best indoor TV antennas let you receive free over-the-air broadcast TV channels without having to install a large outdoor antenna on the roof of your home. You’ll find that the main ...

Three examples of the elementary radiator are shown in Figures 6.1 through Figure 6.3 [1 4]. The radiation pattern of an array antenna is the product of the elementary radiator and the array pattern.

One of the first new clamshell CDMA phones with an internal antenna for the U.S. This dual-band phone also sports a large color main display, an external display, Java (or BREW), and airplane mode.

Ka-band metasurface antennas, with their low-cost, low-profile design and superior beam-steering capabilities, show ...

The installation of the main reflector for the antenna system of the 40-meter-aperture radio telescope completes in Shigatse, Xizang autonomous region, Oct 7, 2024. [Photo/CCTV News] The main ...

It’s equipped with a 1/1.3-inch sensor that shoots 4K footage at up to 100 frames per second, motors that can propel it at up to 27 meters per ... rotate to shoot vertical (portrait-orientation ...

In 2018, NTT DOCOMO partnered with Japanese glassmaker AGC to address this issue by developing the world’s first glass ...