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RigPix front and back side pictures of the Yaesu FT-450

Shortwave dxing newsletter, Cumbre DX is dedicated to reporting what's hot in regional and international shortwave broadcast listening

Radio City features a wide selection of amateur radio equipment from Kenwood, Icom, Yaesu, MFJ and a host of other manufacturers. Visit the store in Mounds View or shop here, online.

Moxons work great, and they take up less space than full size two element Yagis

This attenuator is worth your attention. Built like the proverbial brick outhouse, it's one you can easily duplicate by N9SFX Pdf file

Pictures of a 2 element cubex Quad antenna at a height of 10 meter

RemAud is a Voice over IP (VoIP) application primarily designed for two-way amateur radio remote control over the Internet. RemAud uses streaming-audio technology in a client-server architecture. It features high radio sound quality, low latency, low bandwidth and very low CPU usage by DF3CB

DAVIS RF Co. has been in the business of supplying the staples of wire antennas for over 30 years. DAVIS RF Co. supply all coax cables, all connectors, ladder line, rotar control cable, insulators, and we have the largest selection of wire for wire antennas. DAVIS RF Co. is the designer and trade mark holder, and primary source for Bury-Flex Tm low loss coax cable. PolyStealth Tm high strength PE insulated antenna wire, and Flex-Weave Tm wire

Ham Radio and other CD-Roms, software and shareware.

FT-1000MP Automatic Band Selection Interface Bob Wolbert, K6XX

While you are enjoying your favourite scheduled SWL program, DX Net, or W1AW Bulletin, MacLoggerDX is combing the internet looking for the latest Hot DX Spot

DF3CB site, contesting, and software BV is a professional freeware software for the QSL Management and Label/QSL Printing under Windows developed and distributed by Bernd Koch, DF3CB, since 1989. It is mainly designed for the contester and QSL manager with high QSL quantities but useful for all other QSL'ing purposes as well. Includes logging features

Manufacture microprocessor based repeater controllers

A basic screwdriver antenna for the mobile

A project for a multiband HF windom antenna by VE2CV and VE3KLO

A self supporting vertical antenna for 80 meters by W9OY include pictures and construction details

A quarter wave ground plane for 70 cm

Vhf Ufh transceivers, repeaters, Telemetry Scada Systems and accessories

Using the T2FD antenna for shortwave listening by AB1KW

Fractal Antennas are a new generation of multiband antennas for wireless communications. Based on a new design concept, fractal technology.

Local and DX contacts from tight spaces, it works from 40 to 17 meters

SWIFT WX Version 2.0 combines a powerful GIS mapping engine with real-time weather maps and storm tracking data making it the most comprehensive storm tracking application available.

Map of italy with amateur radio prefixes and grid squares

A popular 2 meter antenna returns in an improved, easier to reproduce form, 2008 QST article

A rotating HexBeam antenna video from F5NZY in Paris France

Onine Log for 9J2T DX Pedition

Demonstrates the essential steps for winding **toroidal cores**, a fundamental skill for amateur radio operators engaged in homebrewing and kit building. It addresses the critical aspects of selecting the correct core material and wire gauge, emphasizing the importance of precise turn counting and consistent winding tension to ensure optimal circuit performance. The resource details methods for preparing the wire, including techniques for safely removing enamel insulation from leads using flame, sandpaper, or a solder pot, and provides guidance on tinning the exposed wire. Explains the process of mounting the wound toroid onto a printed circuit board, highlighting the need for careful lead placement and secure soldering to prevent shorts and ensure mechanical stability. It also offers a practical formula for calculating the required wire length based on the desired number of turns and the specific **toroid** size, referencing common core types like T-50 and FT-240. The guide stresses the importance of verifying the inductance of the wound component, often using an inductance meter, to confirm it matches design specifications. Provides practical tips for handling multi-filar windings and managing short lead lengths, which can be particularly challenging. It underscores the necessity of meticulous attention to detail throughout the winding and installation process to achieve reliable and efficient RF circuits.

Circuits, pictures and data about toroids, tubes and home made power amplifiers

Rigpix database pictures and specifications of Yaesu FT-857

Compact HF antennas for home and mobile use, compact HF maritime antennas, manufactured by multi-band antennas

Homebrew project of a dipole for six meters band by KK5ID

Free PCB software is a snap to learn and use. For the first time, designing circuit boards is simple for the beginner and efficient for the professional.

Long Waves, Short Antennas, designing antennas for MF and LF communications

Portable magnetic loop antennas - G4TPH Mag-loop antennas Reviewed in PW and RadCOM, Both QRP and QRO, Portable. The only Magloop on the market that is fully portable

Multiband and monoband HF Vertical antennas and rotatable dipoles manufacturer based in Texas USA

United States Scanner Frequencies, Phone Numbers, and IP Addresses

Features and specifications for Yaesu FT 857D

A telescopic pole that you adjust to suit the band you're working on , tested on 40 20 and 15 meters band by M0PZT

GitHub reposotory of QradioPredict, a radio propagation prediction tool for VHF-UHF, based on the Irregular Terrain Model, also known as Longley-Rice. Can be used as a repeater site planing tool. Has an internal APRS client which can be used to display stations as a landmark.

CB Radio and 10 through 12 meter band radio dealer. Ranger Communications factory authorized dealer. Service 10 and 12 meter and CB radios.

A small company that specializes in antennas and accessories for radio hobbyists who enjoy DXing the AM broadcast and LW bands

True Ladder line and Wire antennas

A page dedicated to the doble bazooka antenna with dimensions for all HF bands

John talk about Yaesu VX-3 as an interesting upgrade from VX-2, other reviews cover Kenwood TH-D7 TH-6A Icom-91A Kenwood TM-D700A Yaesu FT-817 and Icom IC-7000

Based in San Diego CA, collectible radios, test equipment, tubes, antique radio parts, speakers and kits

SATBUSTER for Windows is especially designed for satellite visual observers and trackers. Its users, mainly amateur astronomers and radio amateurs, appreciate both the accuracy and the simple to use graphical interface.The software is aimed to hobbysts. However a growing number of plain folks are starting to use this tool to recognize and look at the International Space Station and the Space Shuttle during its missions too

An 87ft inverted L portable antenna working on 80 40 30 20 15 meters band

An attempt to modify and try out the unusual antenna first described by Bill Petlowany, K6NO, in World Radio Magazine

Terrasat Communications specializes in advanced RF technology for satellite communication, focusing on _Intelligent Block Up Converters_ (IBUCs) and Solid State Power Amplifiers (SSPAs). These products are engineered to enhance satellite link performance, offering features like extended frequency ranges and high power efficiency. The IBUC series, for instance, integrates a BUC with an SSPA, enabling operators to install, configure, and monitor units for both commercial and military satellite applications, ensuring reliable, high-performance connectivity worldwide. The company's offerings support various satellite bands, including C, X, Ku, and Ka, providing solutions for diverse operational requirements. Their technology is designed for robust field performance, with products like the _IBUC2_ and _IBUCG_ models demonstrating the integration of advanced diagnostics and control capabilities, which are crucial for maintaining optimal signal integrity in demanding environments. Terrasat's focus on _SSPA_ technology underscores a commitment to power efficiency and compact design.

What Amateur Radio (ham radio) is. How to get started in ham radio. License requirements. Where to find instructions.