DXZone.com

Build a Weatherproof PVC JPole Antenna

Antennas/J-Pole
After you have build this antenna, you may not need anything else. This article shows how to build a VHF j-pole antenna and how to protect it by inserting it into a PVC tube, the correct way.

MFJ-434B DELUXE VOICE KEYER

Let this microprocessor controlled MFJ Contest Voice KeyerTM call CQ, send your call and do contest exchanges for you in your own natural voice!

Royal Communications International, Inc.

Shopping and Services/Regional/USA
Since 1988, Royal Communications International has been supplying communications equipment designed for the military, professional, and amateur market. We specialize in the sale and service of High Frequency, Single Sideband transceivers that are dependable and easy to use.

Exploring The J-Pole Antenna

Antennas/J-Pole
The J-Pole antenna is a common omnidirectional antenna used in amateur radio, particularly on the VHF and UHF bands. This article is an attempt to explore how the J-pole antenna transforms feed-line impedance to free-space impedance, all the while providing gain found only in the more expensive commercial products.

Contest.RUN

DX Resources/Contest/Contest Results
Contest.RUN allows radio amateurs from around the world to follow the competition in real time. You can track the competitors positions as soon as the data is received by the server.

Top Amateur Radio Websites - Issue 2012

BX-184 Voice Keyer, FT991 MARS Mod, Making a Quadri Filar Helix antenna, Ecoflex-15 Degradation, Gigatronix Coax Cables, SIVA Coax Cables, WoSARS Glasgow

IARU HF Championship 2020

IARU HF CONTEST - The second full weekend of July, beginning 1200 UTC Saturday and ending 1159 UTC Sunday (July 13-14, 2019).

Top Amateur Radio Websites - Issue 2013

Baluns and common mode chokes, CW QSO Example, Small Loop Antenna Calculator by KY8D, Free ham radio utilities written in LabVIEW, LinuxLog, OneSDR, How Wide Area Radio Systems works, ARI international DX Contest

ICOM IC-R20

IC-R20 by Icom. Wideband Receiver Professional radioreceiver, allow double receiver, from HF to Microwave, digital recorde, DTCS, Memories and 11 hours countinuous reception.

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