long range

Single support gain antennas for 80-160 meters - On 80 and 160 meters an antenna with modest gain and good front-to-back (F/B) ratio, along with a steerable pattern, can be very effective for contesting.

Loop for 50 Mhz - A quick 50 mhz loop antenna construction details

Helical Feed Antennas - Helical antennas have long been popular in applications from VHF to microwaves requiring circular polarization, since they have the unique property of naturally providing circularly polarized radiation. Paul Wade W1GHZ

KR1ST Magnetic Loop Antenna - This receive only loop covers a frequency range of about 5 MHz to 22 MHz and is built from readily available parts.

Another way to look at vertical antennas - What iss the difference between a dipole and a vertical? Maybe not as much as you think. Come along and try another point of view.

Loop Antenna Basics - Loop Antenna Basics and Regulatory Compliance for Short-Range Radio

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).

Fountain Valley RACES - Fountain Valley Amateur Communications Team Located in Orange County, Southern California

WR6AOK San Lorenzo Valley Amateur Radio Club - The San Lorenzo Valley Amateur Radio Club, WR6AOK, is a ham radio club for amateurs in and around the San Lorenzo Valley. We are located between San Jose and Santa Cruz in the coastal mountain range of the Santa Cruz County, California.

OCCARO - OCCARO is a membership organization formed for the benefit of all Amateur Radio clubs in Orange County, CA and neighboring counties.

Jacksonville Range Association

K4BT Orange Park Amateur Radio Club

KC2KAX East Coast Long Wire Association - An ARRL affiliated club with many members who are interested in public and emergency service. The membership supports ARRL, ARES, CERT, RACES, NTS and Skywarn.

W2HO Orange County Radio Club - Orange County Amateur Radio Club, Inc. a non-profit, educational and service organization chartered under the laws of New York State

W2VA Wantagh Amateur Radio Club - Wantagh amateur radio club, wantagh, long island, new york. Our club is one of the oldest amateur radio clubs, if not the oldest, on Long Island.

Long Island Amateur Radio Club - 575-Long Island Amateur Radio Simplex Club, Operating locally on 147.575 FM Simplex from Grid Square FN-30

W2AMC Peconic Amateur Radio Club - An ARRL Affiliated, Special Service Club in the Hudson Division's New York City/Long Island Section.

W2LDX Long Island DX Association

Crawford County Amateur Radio CLub - Located in Crawford County in North central Ohio West of Mansfield along I-71 half way between Columbus and Cleveland

Houston Amateur Mobile Society - Our purpose is to operate various radio repeaters along the Houston Gulf Coast to be used by licensed Amateur Radio Operators

Orange Amateur Radio Club

Ginlong Technologies - World leading specialist in manufacturing, providing design services for small scale wind turbine systems and parts (<30kW)

WA6TWF Super System - The Super System has three repeaters on Santiago Peak, one in Anaheim, Orange, Santa Ana, Palos Verdes, L.A., Mt. Wilson, Fullerton, Pleasants Peak, and two in downtown Honolulu. Most of these repeaters have autopatch.

Kustom CB & Stereo - CB Radios, 10 Meter Radios, Base Station Radios, Amateur Radios, Wilson, Firestik, Monkey Made, Striker Antennas, Cobra, Uniden, Galaxy, Connex, Magnum, Ranger, General Radios in Phoenix, AZ

Toroid cross reference - Construction articles in magazines and books often use part numbers of firms no longer in business or whose parts are hard to find. Here you can locate the palomar toroids equivalent