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High Quality SMA Reverse Polarities Announced by Famous Electrical
Impedance:50 ohms. Frequency Range: DC-18GHz (semi-rigid cable) DC-12.4GHz (flexible cable) Mating: .250-36 threaded coupling. Durability: 100 cycles minimum. Body and outer contacts: Brass, nickel or gold plated. Male Contact: Brass, Gold plated …
Read more on PR Web (press release)

Cheap N Type RF Connectors from China Electrical Equipment Manufacturer
Impedance:50 ohms. Frequency Range: DC-11GHz (flexible cable) DC-18GHz (semi-rigid). VSWR: 1.3 max@ DC-11 GHz (straight) 1.35max@ DC-11 GHz (Right angle) Mating: Threaded coupling. Durability: 500 cycles minimum. Body and outer contacts: Brass, nickel …
Read more on PR Web (press release)

一种基于高阻表面的2.45 GHz频段读写器
[2] KOSSEL M, BEMEDOCLTER H, BAECHTOLD W. Circular polarized aperture coupled patch antennas for an RFID system in the 2.4 GHz ISM Band[J]. … High-impedance electromagnetic surfaces with a …
Read more on RFID射频快报网 (新闻发布)

The US House Communications and Technology Subcommittee has announced plans for a multi-year effort to examine and update the Communications Act of 1934, the overarching law under which the FCC functions. The subcommittee, part of the US House Energy and Commerce Committee, is chaired by Oregon Republican Greg Walden, W7EQI. Walden and Energy and Commerce Committee Chair Fred Upton of Michigan …

American Radio Relay League | Ham Radio Association and Resources

The Daily DX reports several opportunities to work some rare and semi-rare DXCC entities in Southeast Asia and the South Pacific this fall. 

  • FW5JJ, Wallis and Futuna Islands, will become more available as Jean Jacques, TK5JJ, heads there to live for a couple of years. A start-up date has not been announced, but he plans to be active on all modes and expects to have a 2 meter EME and 6 meter capa…

American Radio Relay League | Ham Radio Association and Resources

The Daily DX reports several upcoming opportunities to work some rare and semi-rare DXCC entities in Southeast Asia and the South Pacific this fall. FW5JJ, Wallis and Futuna Islands, will be coming on the air as Jean Jacques, TK5JJ, heads there to live for a couple of years. A start-up date has not been announced, but he plans to be active on all modes and expects to have a 2 meter EME and 6 me…

American Radio Relay League | Ham Radio Association and Resources

This spring, the ARRL held two balloted elections for Section Manager. ARRL members in Nebraska elected a new Section Manager, while members in Utah — faced with a three-way race — voted to keep their Section Manager. In addition, ARRL members in New Hampshire and Wisconsin will each get a new Section Manager, and Section Managers in seven Sections ran unopposed and were declared elected for …

American Radio Relay League | Ham Radio Association and Resources

ARRL policy is made by its Board of Directors. The 15 voting members of the Board are the Directors who are elected by the ARRL members in their respective divisions. The Board meets in January and July, usually in the Hartford area; however, this year, the meeting will take place in New Orleans, Louisiana. ARRL members also elect Vice Directors who may attend the meetings. ARRL Directors and V…

American Radio Relay League | Ham Radio Association and Resources

Two Section Manager elections this summer were decided by member balloting: ARRL Connecticut Section Manager Betsey Doane, K1EIC, was re-elected to a new term, and John Mueller, K2BT, was elected as the new ARRL Western New York Section Manager. New terms of office start October 1, 2012. Ballots were counted at ARRL Headquarters on Tuesday, August 21.

Doane, of Shelton, received 493 votes. Her o…

American Radio Relay League | Ham Radio Association and Resources

ARRL policy is made by its Board of Directors. The 15 voting members of the Board are the Directors who are elected by the ARRL members in their respective divisions. The Board meets in January and July, usually in the Hartford area. ARRL members also elect Vice Directors who may attend the meetings. ARRL Directors and Vice Directors are volunteers who work hard to represent the ARRL in their d…

American Radio Relay League | Ham Radio Association and Resources

Of the nine Section Manager elections this spring, two were decided by member balloting. Ballots were counted on May 22 at ARRL Headquarters. Terms for these ARRL Field Organization officials begin July 1.

The incumbent Indiana Section Manager — John Poindexter, W3ML, of Knox, who has served as Section Manager since 2009 — decided not to run for a new term of office. Two radio amateurs vied fo…

American Radio Relay League | Ham Radio Association and Resources