239 feed thru

VHF Yagi for 6 m 4 m and 2 m - Triband DK7ZB VHF Yagi antenna for 6 m, 4 m and 2 m with a single feedpoint

Duoband-Yagi for 10m and 6 m - This Duoband-Yagi has a boom of 3.60 m and 3 elements for 10 m 4 elements for 6 m and one feedpoint with 50 Ohm

Baluns in antenna systems - Understanding Baluns. This article explores some simple antenna system configurations and the effect of key system components, connections and dimensions on feed line common mode current.

Endfed wire antenna tuner by KC8AON - A compact halfwave endfed wire antenna tuner that works 12 thru 40 meters with a halfwave wire for the band of interest attached

Twin Feed experiment - Experimenting a low impedance feedline by G3TXQ

Preventing Feedline Radiation - How to handle feedline radiation issues

N5ESE\'s Notebook Antenna - A Low -Power Indoor Portable HF Antenna by Monty Northrup, N5ESE

Noise Figure Measurement using Standard Antennas - Measuring noise fiugre on the W2IMU horn and the dual-dipole-feed

Ladder Feeder Slim Jim Antenna - A good starter project is this Slim Jim antenna for 2 Metres using 450Ω Ladder Feeder

DXCalendar for upcoming dx peditions - DXFor.me dx calendar powered by NG3K feed

IG9Y - Lampedusa Island 2013 - The Lampedusa 2013 DXpedition is comprised of an international team from 6 countries. We will be on the air October l 17 thru October 30, 2013 running 4 stations on 160M through 6M (SSB/CW/RTTY).

QSL Watch - Qslwatch.com let you give your feedback about QSL policy of DX stations and expeditions and share your experience about QSL managers.

Technician Class Exam Question Pool - 2010 2014 - Ham Radio Class Exam question pool effective 7/01/2010 thru 6/30/2014

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

Council Bluffs area Police Scanner - Council Bluffs area Sheriff, Police, Fire, and State Police IOWA

Illinois - Chicago Police - Illinois Cook County, police scanner includes Chicago Fire Dispatch channels (North, South, and HazMat)

Detroit Fire Department Scanner feed - Detroit Fire Department Radio Feed

Denver Police Radio - Live audio feed from Denver Colorado Police

Ingham County Public Safety - Listen to Ingham County Michigan Public Safety, County Sheriff, Police and Fire

Las Vegas Rural Nevada Highway Patrol - Live feed for NHP rural areas of Moapa Laughlin Primm Alamo Indian Springs

Live police scanner - Illinois - Pekin City and Tazewell County illinois, Police and Fire alert and message feed

Fayetteville, NC Police Scanner - Cumberland, Fayetteville, North Carolina Live Scanner feed

Alpha 9500 vs. Acom 2000A - QRZ forum thread on Alpha 9500 vs. Acom 2000A

WXWarn - Weather Software - WXWarn taps into the US National Weather Service real time weather data feed, constantly monitors NWS weather updates and displays just the alerts that are important to you as they are issued.

A Cheap & Easy 2.4GHz Feed - The KI7CX 2.4 GHz Cheap & Easy antenna/feed