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Besides protection from lightning, this ARRL "All Risk" Ham Radio Equipment Insurance Plan also gives you the protection you need from loss or damage to your amateur station

Candlewood Amateur Radio Association is sponsoring the annual Connecticut QSO Party

Technical details of the Drake R-4C receiver

The charger described here is intended for charging small 12 Volt lead acid batteries

Whatch at beacons transmitting in real time. This page contains a self refreshing table that displays every 10 seconds the current transmission schedule of the international beacon project. Tune your radio and check the beacon you are hearing.

How to setup and configure the buddipole antenna in the J-Pole mode for the six meter band

An interesting article dedicated to hams that want to start learning morse code, including notes on Methodology, online training tools, and a guide to Morse Keys

Amateur Radio I0QM, station and qso info.

For a discriminator output in an Icom IC-R7100, some mechanical work is required.

Sending the Audio from the Receiver to the Recorder, from the Recorder to the EQ, and sending the Audio from the EQ or Recorder to the Transmitter

Article on radio frequency interferences, with a long list of common RFI cause, like Plasma TV, Solar panels inverters, fluorescent tube lamps.

Sound recordings of meteors and things reflecting TV station video carriers , frequencies used are analog TV video carrier frequencies offset by 1 kHz SSB

Icom-PW1 Power Supply repair and improvements

Wireless Institute of Australia Awards program

A discharge circuit which you could use to cycle the batteries

A simple transmitter built into a small cat-food tin! It consists of a single 2N2222 crystal oscillator and runs about 100mw output, depending on the supplied voltage

W8TN article on repairing an Alpha 87a power amplifier

This caution applies to all Icom HF transceivers. Based on a discussion with Matt Erickson, KK5DR

Information on how operate through the nominally geostationary satellite Oscar 40

Amateur Radio - US Navy - New York City Home of the Virtual Collins Radio Museum

Grid Calculator allows you to calculate either a grid square locator or the latitude and longitude of a location. Grid Calculator can be used to calculate a Great Circle bearing and distance between two stations in statute miles, nautical miles, and kilometers.

A simple portable dipole antenna for the 40 meter band using a total lenght of 18 meter. It can be used for 80 to 10 meters coverage using a antenna tuner.

Encode/decode On-Off audio pulses for remote control of projects

A Web forum dedicated to HF underground and in particular to Shortwave Pirate Radio Forums and Spy Numbers listenings

Active Receiving Antennas, designed for reception of shortwave, mediumwave and longwave signals and VHF/UHF signals

K3WWP QSLing page. QSLing information and resources.

Online log for the VK9C/G6AY DX-pedition

Samples and documentation on RDF setups

K2KW notes on verticals antennas

Successful two way contacts were made on 75976.2 MHz covering a distance of 79.6km and in years later 129 Km

The K2/K1 Online Database has been created to allow Elecraft Owners to post information about themselves and their K2/K1 units

A computer gaming headset makes a comfortable and economical headset for your elecraft k2 transceiver.

Adapting PL-259 Coax Connectors to CATV Hard Line Coax Cable

Amateur radio in cartoon type TV shows, Simpsons, Southpark, Family Guy, SpongeBob

The club is promoting awareness of Henry Hudson's 400th anniversary voyage of discovery, as well as encouraging others to try amateur radio and foster goodwill.

A quick and easy logging application designed for BCL and shortwave listeners, requires a recent Windows OS and .Net Framework

Quads beams consist of 2 1 wavelength (approximately) loops, ordinarily arranged so that one is the driven element and the other is the reflector. In this project author explains how to build a two element Quad Antenna for the 28 MHz.

Pictures and description of a multiband HF mobile setup by N4AIT

RF is causing strange issues on the touch sensor buttons, controlling inputs, volume, channels on Samsung LCD TV. Solution is to disable front touch panel.

When you get out of the car, strap your D710 to your old HT and continue APRS inside

TLV80 is model of a Top Loaded Vertical Antenna is doing a good job for DX on 80 m band. A version for 80m-30m is provided.

The PL259/SO239 (aka UHF) connectors have harsh critics and religious defenders. Questionable measurement techniques complicate matters.

Converting a computer\'s VGA output for an oscilloscope

Bi-Directional 2.4 GHz One Watt Amplifier With Receive Pre-Amplifier. This will show you how to add a bi-directional, 2.4 GHz amplifier to your Proxim Symphony for under $100

K2 Project by G3VGR, installation and modification

You do not need an expensive or complicated interface to get started using psk31 and other data modes with an elecraft k2 transceiver.

The ICOM IC-7600 is an improved version of the IC-756 Pro and Pro II review by N9EWO

Null Modem cable with loop back handshaking

Helix antenna 432/435 MHz 14 turns. This 50 ohm impedance antenna allows, when fed with 25/50W of SSB RF, to join the orbiting satellites like AO-40 and AO-10 very easily

Article about isolation transformer construction to perform optimal impedance matching. Winding the FCP isolation transformer, includes interesting table for Winding Turns and Lengths and Core Configurations for T300 T200 T400 toroids