frederick md

80m Vertical Loop - The configuration of this antenna is a triangle with apex in the top of a very tall tree. The antenna is fed at a bottom corner using 450 ohm ladder line.

2 Meter Indoor Slim Jim Antenna - 2 Meter Indoor Slim Jim Antennas for Cyclone Season and Other Uses by VK4MDX

G5RV experience by VK4MDX - What VK4MDX learned from building his own G5RV antenna and the ZS6BKW variant.

V84SMD Brunei Darussalam 2012 - V84SMD DX Pedition Nov.11 to Nov 23 2012

V63XG Yap Island - V63XG from 5th to 12th December 2012 by JA1XGI

8Q7MS GANGEHI Island-Maldives - from 26 december 2012 to 3 January 2013 by HB9TUZ

KH8 N6MW Amaerican Samoa - March 2013 dx pedition to American Samoa

T2GM - Tuvalu - GMDX Group Expedition to Tuvalu T2GM

V84SMD LOG Online - Log Check V84SMD Online Brunei

Listen to National Hurricane Center Skywarn Nets - Live audio of the National Hurricane Center’s Skywarn Nets. This live feed covers several different states, and locations throughout the US including: TX, LA, MS, AL, FL, GA, SC, NC, VA, MD, DE, PA, NJ, NY, CT, RI, MA, VT, and ME

TS-590 ALC Overshoot PAD MDS and IP3 - A DK5TX article on Kendoowd TS-590 ALC problem with ALC spikes and other interesting topics

Yaesu.com : FT DX 3000D - Official page at Yaesu website of the Yaesu FT DX 3000D HF transceiver

Icom Radio Programming Software - Collection of DOS based software for programming ICOM radios

MDSR - Modulator-Demodulator Software Radio A radio communication system where modulating and demodulating components are implemented using software on a personal computer or other embedded computing devices using by a converter.

SMD Jig - Prototype - Building a SMD jig to hold parts during assembly

MDSR / SDR by VE3LNY - An SDR project, MDSR modulator-demodulator software radio, made using an inexpensive converter and a pc. MDSR has a transceiver and a receiver converters.

Building the Elecraft XV144 Transverter - Construction of 28 MHz to 144 MHz Transmitting and Receiving Converter by KP4MD