ara 2000

T2FD, The Forgotten Antenna - The terminated. tilted, folded dipole T2FD is a little known antenna that performs excellently. Compact in size compared to a half­-wave dipole the T2FD provides signal gain, wide frequency coverage, and exceptionally low noise characteristics.

Comparator-based RF switch - This is a concept paper, not a constuction article. There are too many variables to propose a one size fits all design. However, this paper should give you the basic idea how to do it

VSWR Explained - An interesting article on Voltage Standing Wave Ratio vs Current Standing Wave Ratio by EPARA

Design a J-pole Antenna - Enter the operating frequency in MHz to calculate the dimensions for your J-pole.

Dave's Loop Antennas - N2DS home made loop page

Building the WiFi parabolic antenna Priority listing - Building a Bell ExpressVu satellite dish with a waveguide coffee can cantenna feed, and a Netgear USB Rangemax wifi card (WPN111).

Contest Preparation - Preparing to contest, and get ready for action

T9DX Sarajevo Contest Group (ex. T9A) - Home of Bosnia and Herzegovina Contest Operators

Saratoga County R.A.C.E.S.

Southington Amateur Radio Assoc.

SARA Stamford Amateur Radio Association

OCARA - Otsego County amateur radio association

Peekskill - Cortlandt Amateur Radio Association - The Peekskill / Cortlandt Amateur Radio Association, Inc. (PCARA) is a Volunteer Non-Profit Community Service Organization Serving the Greater Peekskill / Cortlandt Area of Westchester and Putnam Counties in New York State. PCARA operates three voice repeaters in the Northern Westchester / Southern Putnam County region of New York State.

KB2UYI Fort Herkimer Amateur Radio Association - The association was founded in 1978 as the Fort Herkimer Amateur Radio Club. The name was changed in 2001 to the Fort Herkimer Amateur Radio Association, Incorporated.

Amateur Radio Association of the Southern Tier, Inc. - Amateur radio association of the southern tier - with amateur radio emergency services

W2RUI Lockport Amateur Radio Association - Serving the Amateur radio community in the Lockport, New York area, since 1929.

Rainbow Amateur Radio Association - RARA was founded in 1995 by a group of active amateur radio operators from several regions of the United States. Today, the club is international in scope with over 135 members around the world.

Athens Co. Ohio Amateur Radio Association

WB8CQR LEARA - Greater Cleveland's Amateur Radio Repeater Group

LCARA Lorain County Amateur Radio Association - The LCARA is an ARRL-recognized special service club.

K8HO Highland ARA - The Highland Amateur Radio Association (HARA) centers itself in Hillsboro, Ohio.

W3UDX BCARA - The Butler County Amateur Radio Association (Pennsylvania)

K5GVL Sabine Valley Amateur Radio Association - SVARA - Greenville, TX

W5NGU Denton County Amateur Radio Association - The Denton County Amateur Radio Association is located in Denton, Texas

The Tube Center - Supplying over 2000 different vacuum tube types, valves, grid caps, sockets and capacitors. It is easy for Antique collectors, Ham radio operators, audio enthusiasts, broadcast enthusiasts and amateur radio hobbyists to buy, sell and trade vacuum tubes, electron tubes, audio tubes, valves, grid caps, sockets and capacitors