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Experts in Wireless Communication, distributor of Ameritron, Bencher, Butternut, Hustler, Hy-Gain, MFJ, Microset, Mirage, PKW, Vectronics.

Vintage tubes, radios, parts, radio books and magazines, old telephones, speakers, phonographs, etc. Retail store in Cleveland, Ohio

The Buddipole website showcases a range of portable amateur radio antenna systems, including the **Buddipole**, Mini-Buddipole, Buddistick PRO, and BuddiHEX, designed for rapid deployment and multi-band operation from 40 meters to 2 meters. Each product page details specifications, operational modes (dipole or vertical), and compatible accessories like tripods, masts, and baluns. The site also features portable DC power management systems such as the PowerMini 2 and PowerPlus, which include integrated battery chargers and solar controllers, catering to off-grid or field day setups. Instructional videos demonstrate antenna assembly, tuning, and deployment techniques for various configurations, including the VersaTee vertical and Mini-Buddipole. Customer testimonials and DXpedition highlights, such as operations from Montserrat (VP2M) and Dominica (J38), provide real-world examples of the equipment's performance in challenging environments. The company, established in 2001, emphasizes modularity, versatility, and efficiency in its product line, all manufactured in the USA. Shipping information, a 30-day return policy with no restocking fee, and contact details for their Heber City, Utah facility are clearly presented. The site serves as a direct sales portal, offering a comprehensive catalog of antennas, power solutions, and components for portable amateur radio enthusiasts.

70cms Simple Moxon 2 elements antenna

Makers of motorized antennas covering 6 to 160 meters

Elelement yagi beam antenna for 2 meters band by ON6MU

An easy to make HF low pass filter form high power

Article on PSK modes. PSK for Beginners Has RTTY's Replacement Arrived?

A multiband end-fed antenna that cover 3.5 to 30 Mhz using a 1:64 Balun based on a FT240-43 core

WorldRadio Article on Petlowany antennas base on this principle: if a length of wire is wound into a spiral-shaped coil and excited by a radio frequency current connected to the innermost portion of the coil, it will then, and only then, exhibit RF characteristics that closely approximate those of a resonant linear wire of the same length

A coaxial cable tuneable magnetic loop antenna for 7MHz. This experimental antenna does not require a tuning capacitor

About Stacking yagi antennas by OH1ZAA

One of the best antenna values on the market is the LightningBolt Quad. At about half the cost of a tri-band yagi, you get five band coverage with a single coax feedline and excellent performance from a light, low wind load antenna.

Classified ads at eham dot net. Buy and sell your second hand amateur radio equipment

These inexpensive, easily built filters can be the buffer you need between the signals you want to hear and send and those you don't!

Log Online for XT2TT in real time

Dedicated to building bridges between the EME, SETI and Radio Astronomy Amateur Interest Groups.

There are many kinds of satellite antennas that will get you on the birds and allow you to have lots of fun

Band Master is a program for Radio Amateurs that downloads DX spots and displays them in different ways, including a graphical band map. It can be used either as a stand alone application or as part of a logging or contesting software. Price USD 25

KN4LF article about a 1/4 wave fan inverted L antenna for 80 and 160 meters band

This program will run all possible combinations of every transmitter against every receiver in its list

This article describe a small single wire antenna running on the side of the building allow operations on 80 meters band

Antenna Warehouse provides a range of certified quality wire products for amateur radio and general communication applications. Their inventory includes Francis antennas, known for their robust construction, alongside the versatile Select-A-Tenna series. The company also stocks Solarcon 10/11 meter base antennas, catering to specific band requirements for 27-28 MHz operations, and various Wilson antenna models. Beyond product sales, Antenna Warehouse offers services such as antenna tower installation, repair, and removal. These services support the complete lifecycle of antenna systems, from initial setup to maintenance and decommissioning. The product selection emphasizes components for both fixed station and mobile installations.

This Magnetic Longwire Balun (MLB) makes it possible to efficiently use a coaxial lead-in cable with all forms of longwires, T-forms or other types of wire antennas, without the need for an antenna tuner.

PA11019 Travel loop antennas, these antennas cover 6.300 to 29.200 mHz , handle 35 Watts and have a packing size of 43 cm, ideal for fieldwork, or mobile operations.

Presents an online callsign lookup service, QRZ.RU Callbook, which offers a searchable database for amateur radio operators. The resource details its extensive collection, including more than 50,000 records for **CIS (Commonwealth of Independent States)** callsigns and over 1,400,000 international entries. It enables users to search for existing callsign records and facilitates the creation of new entries, contributing to a dynamic and expanding repository of amateur radio data. The platform's primary function is to serve as a **callbook**, providing contact information and other details associated with specific amateur radio callsigns. Access to detailed information within the database is available to registered users, indicating a tiered access model for its comprehensive data. The service is maintained by Sergey, UA9OTY, ensuring a degree of accountability and expertise in its operation.

Bill Orr W6SAI ham radio techniques. Improving ground connection, computer analysis of the antenna, modelling sample antennas pdf file

ON6MU Optimized 10 and 6 and 4 element UHF Yagi Antenna

G7LRR Amateur Radio Site,160m Helical Antenna

Rhombic antenna experiments by Jelmer PA5R

40 meters elevated vertical antenna array at VA7ST

K0EMT 160 meters sloper antenna

Why Multi-band Dipoles Need HEAVY Open Wire Line by Tom, K1JJ

Compiled by Dan Stegner KC0OBU from FISTS CW Club member tips, amateur radio morse code procedures

Simulates a **CW** contest environment, presenting operators with realistic scenarios for improving their receiving and sending proficiency under pressure. The software generates varying signal-to-noise ratios, QRM, and QRN, replicating conditions encountered during actual **DX** contests. Users practice copying callsigns, exchange information, and manage pileups, with customizable parameters for speed and difficulty. The program provides immediate feedback on accuracy and speed, allowing for targeted skill development in a controlled setting. It supports various Windows operating systems, from Windows 95 through Windows 10, and can also run on macOS using Wine.

A Versatile Innovative Portable Multi-band Tunable Antenna can work HF VHF and UHF ideal as portable or balcony antenna

Worldwide jFindU d-star repeaters map

An experimental antenna similar to the TAK spiral antenna was evaluated for SWR response over the frequency range of 7.0 to 7.3 MHz, or the 40-meter band.

RF Choke to prevent hf currents on the feedline. This Magnetic Longwire Balun (MLB) makes it possible to efficiently use a coaxial lead-in cable with all forms of longwires, T-forms or other types of wire antennas, without the need for an antenna tuner.

ON6MU optimized 6/9 element vhf yagui antenna with antenna schematic plan and pictures of homebrewed samples.

The intent of this site to share information about the design of a 40 meter horizontal phased array antenna.

Clean up audio files and record high quality audio CD's!

The alternative multi-band solution, covers more bands than a G5RV, light weight, won't damage your trees.

Connection between your FT817 and PC

The free pdf book is a compilation of articles congenial to QRP published on 2003- 2005 years at free e- magazine AntenTop. 17 Mb pdf file.

An RF power amplifier, providing 7 Watts output in HF bands, schematic by ON6MU

Manufacturer of Fibreglass Whip Antennas, Low and mediun Frequency, HF and VHF Antennas Specialized in the design and manufacturing of a full range of Beacon (MF), AM Broadcasting 540 - 1700 KHz, HF 1.7 to 30 MHz, VHF 30 to 156 MHz and UHF 200 to 500 MHz antennas.

Australia's busiest radio related classifieds site. Free instantly online adverts from the VK/ZL area.

A 144 MHz six element yagi beam antenna plan

The page provides detailed information on coax stub filters for multi-transmitter setups, including specific lengths for different bands and types of coax. It also references additional technical notes for further analysis.