dual band quad

2 element Quad antenna  ^pop - Detailed instructions about a 2 elem. quad antenna for 10,12 and 15 meters band, by iz7ath, Talino

DX Dual Dipole  ^pop - Two dipoles fed from the same coaxial line by n6bz for 20 and 15 meters

Rotatable Dipoles  ^pop - Portable, and shortened with loading coils rotatable dipoles for 6 meters, 20 meters and multibands.

Simple j-pole antenna for 2 meter  ^pop - how to build a J-pole antenna for 2 meter band with many photos ecc.

Three or four foot box loop - Plans to build a three or four foot box loop for the AM broadcast band, will tune from 530 to 1710 kHz.

NB6Zep Antenna and more - A modified EDZep for 20 meters, Yagi, Zepp Beam, Dual Dipole, Space Restricted 80 meter wires. Operating Bands: 40 thru 10 meters with tuner

Quickie Vertical  ^pop - KQ6RH HF multiband vertical antenna plan

The Fence Fan Dipole - The Fence Fan Dipole a quick, easy and inexpensive multiband dipole antenna

Antennas for SW Broadcasters - All antennas for shortwave broadcasting, Log-periodic, Dipole Arrays, Curtains antennas, rhombics, broadband dipoles with photos and details.

Yankee Oscar Club - Yankee Oscar Club of Northeastern Ohio using the sideband freq.

Int. DX Contest Logging program - This program checks for duplicates (including partials), lists multipliers by band, provides a country lookup function, lists all contacts, writes the Cabrillo file format for log submission, and provides many current statistics.

IARU Region II HF Band Plan - This band plan was approved by the XIII General Assembly of Delegates of IARU Region II held at Porlamar, Margarita Island, Venezuela from September 28 to October 2, 1998

Small Wonder Labs - PSK31 transceivers and transceiver kit, CW monoband kits and QRP kits

SIXily News - Six meter band portal with lots of dx informations and operating aids by IW9CER

Andrews Communications Systems - Australian dealer, HF linear amplifiers, power supplies, baluns, HF UHF yagis and verticals including multiband HF verticals.

Minnesota DX Club - The MDXC has monthly meeting in the Twin Cites. Coverage all bands from LW to UHF. We also have Summer and Winter DXpeditions.

DX Radio - FM dx logs, MW carrier offset monitoring, lists of RDS codes in use in the UK, London pirate bandscan and much more from a London QTH.

Scanrec Scanner Recorder - Scanner Recorder (Scanrec) is a free audio recorder that is primarily designed to record speech. It has a VOX control that allows the user to save disk space when no sound is present in the signal. Since FM communications has such an effective squelch, the recorder works best with FM. HF ham bands and World Band radio have such a poor signal to noise ratio that the VOX gate on Scanrec might not be very easy to set.

BeaconSee - BeaconSee shows you, in real time, worldwide HF band openings on your PC. Analyses the audio signals from your radio, which is tuned to the NCDXF IARU HF beacon network and shows you the signal strength received from each of the 18 beacon transmitters as a plot of frequency spectrum against time.

Free programmable DSP-Filter  ^pop - Free programmable LOW/HIGH/BANDPASS FIR filter in the audio range 0-4kHz

Voice Descramble - This program descrambles band inverted encrypted transmissions, usually found on VHF/UHF. It uses a NCO (numerical controlled oscillator) to re-produce the originally inverted audio band.

VHF Logging program - This program checks for duplicates (including partials), lists multiplier grids by band, lists all contacts, writes the Cabrillo file format for log submission, and provides many current statistics by N3FJP

Control program for TM-D710 - Code for controlling the frequency and the band on the Kenwood TM-D710. C code for configuring the TNC on the Kenwood TM-D710.

RemIcom-B - Freeware RemIcom-B is a very simple ICOM remote program. Display of current frequency, mode and filter ITU HF Band assignment (ITU Region 1, 2 and 3 selectable) HAM HF Band usage analog frequency band display

Ham Helper - Ham Helper is a tool that will help Ham Radio operators with many tasks. Features include UTC Time display, Callsign Country lookup, internet callsign lookup, band plans, W1AW schedule, bearing/distance calculation and more.