50 beacon homebrew

The Hudson antenna - A vertical antenna for 80 and 40 meters project with lots of assembling pictures and plan by LU9DPD in spanish

The zeppelin antenna for 50 Mhz - A end fed antenna used on the big zeppelin airships (thus the name ZEPPELIN antenna) of the 1930's where the wire trailed behind the dirigible.

50 Mhz J-pole antenna - A project for a jpole antenna for the six meters band. Includes dimensions building instructions and pictures of the assemblig phases. In Italian

Dipole Calculation - Determining your proper length for the open half-wave dipole antenna

Homebrew ladder line - Homebewing ladder line discussion at qrz.com

Loop antenna for NDBs - Nondirectional Radio Beacons, NDBs, can easily by received with this loop. Resonant in the 200 – 500kHz range, the loop antenna is directional, sensitive, and quiet.

WWVB Loopstick Antenna - A loop antenna for receiving WWVB based on the Amidon R33-050-0750 Ferrite rod.

Magnetic antenna fo ULF - Detection and recording of Schumann resonances and other electromagnetic phenomena at frequencies below 50 Hz By Hans Michlmayr

AO-40 70cm Uplink Antenna - homebrew satellite antenna

Small Tuned Loop AM Broadcast Antenna - Alan yates vk2zay's ham radio website, homebrew construction, general electronics, high voltage experiments, amateur rocketry, and general geek stuff

The EZ-Tuner - The "EZ-Tuner" is a homebrew automatic legal-limit antenna tuner that covers all amateur HF bands from 160-10 meters. Using a T-network design and controlled by a BASIC Stamp BS2sx microcontroller, the EZ-Tuner will match at least a 16:1 VSWR for either unbalanced or balanced transmission lines.

6 Element Yagi for 432 Mhz  ^updated - U6YRN 6 element yagi antenna for 430-450 Mhz in spanish

OZ7CQ - The CQ Contest & DX Group, main activities is - participating in contests. Mainly in the Nordic Activity Contest at the 50 MHz, 144 MHz and 432 MHz, though the group holds a full licence, have we not participated in a HF contest yet.

S50G Contest station

KN2MET NYC Metro - NYC METRO is a not for profit 501(c)(3) publicly supported organization, supporting the Amateur Radio Communities Emergency Services.

W1ORS Stratford Amateur Radio Club - Serving the Community and Amateur Radio for over 50 Years

W2ZQ Delaware Valley Radio Association - The Delaware Valley Radio Association is a non-profit 501(c)(3) organization devoted to the promotion and preservation of the amateur radio hobby. The club is comprised of amateur radio operators and their families.

W2YD Morris Radio Club - The Morris Radio Club, established over 50 years ago, is a general interest club that promotes all Amateur Radio activities.

Tompkins County Amateur Radio Club - The Tompkins County Amateur Radio Club AF2AA is the present-day incarnation of the original Ithaca Mike and Key Club, started in the 1950's.

WR2ABB Mount Beacon ARC - The gateway to amateur radio in the Hhdson valley

BandPlans.com - Have you ever wondered where different modes should be operated, what frequencies to avoid as a courtesy like SSTV etc? This site offer a database for known net frequencies,known segments for different modes, known beacons

Relay Driver for Power Amps - A simple but complex relay driver for power amplifiers

Six-Meter Linear Amplifier - This homebrew six-meter linear amplifier started off life as a "junker" Alpha 76PA h.f. amplfier. Power output is 800W

Universal QRP Transmitter - Here's the homebrew Universal QRP transmitter adapted from work by Wes Hayward - W7ZOI. The circuit originally appeared in QRP Classics published in 1980 by the ARRL

40 meter QRP Transceiver - This semi-homebrew QRP (low power) CW transceiver is based on the ARK-40 transceiver kit, by S&S Engineering. With its built-in CW keyer and 5 watts of power, the basic ARK-40 transceiver is an outstanding 40 meter CW performer