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A blog mainly about my favourite hobby-amateur radio, shortwave listening and radio in its many forms.

The Saratoga Amateur Radio Association provides emergency communications for the City of Saratoga, and promotes amateur radio in the community.

Information about Starved Rock Radio Club and PRINCETON HamFest

Wfview is a program that allows many modern Icom ham radio transceivers (such as the IC-7300, IC-9700, IC-7610, IC-R8600 and many others) to be controlled via a computer. wfview shows the gorgeous spectrum display on whatever display is connected, including projectors, touch screens, and TVs. wfview allows for full radio control from a computer keyboard and basic control from a numeric keypad. It works under Windows, Linux and MacOS

A review about the Wouxun KG-UV8D two-way handheld VHF UHF radio transceiver

Iambic and Straight key amateur ham radio CW Morse code practice oscillators for Android. This Android app gives you both straight and iambic CW Morse code practice key oscillators. Each key translates Morse code into English and CW prosigns in real time as you practice. Practice sending Morse code with a straight key oscillator. Settings include WPM, show/hide Morse code/text, choose sidetone 400Hz-800Hz. Adjust the WPM so that you can produce well formed DITs and DAHs at a comfortable speed.

The Garden City Amateur Radio Club (GCARC) is a non-commercial association of Amateur Radio Operators in Garden City, Michigan and the surrounding area

A tutorial on how to setup a receiver capable to decode SSTV signals with a small RaspberryPi version 2 and a RTL-SDR dongle. The author explains how to install the needed software to interface the RTL-SDR and a step by step guide to install the QSSTV software used to decode the signals.

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

Ham Radio News and more by N5FXX - Lubbock, Texas

Oldest continually operated club in United States. Established in 1916.

Demonstrates the construction of a high-power 6-meter (50 MHz) amplifier, specifically designed for demanding modes like EME, TEP, and multiskip Es. It details the use of a _GU-43B_ tetrode in a grounded-cathode configuration, emphasizing the need for stabilized grid voltage and input capacitance compensation. The resource provides a comprehensive schematic, power supply design, and practical considerations for component sourcing, particularly for high-voltage and high-current sections. The builder achieved an output power of **1250 watts** with an anode current of 0.65 amperes and 3200 volts anode voltage. The article also covers the physical construction within a modified P6-31 enclosure, outlining the internal layout for RF and power supply sections, and includes photos of the completed unit. It highlights critical safety precautions for working with high voltages and reactive currents up to **20 Amperes** in the P-network.

Sent every Saturday, Amateur Radio Weekly is an email newsletter containing links to the most relevant news, projects, technology, and events happening in Ham Radio

The Davie/Cooper City Amateur Radio Club (DCARC), established in 2010, is an amateur radio organization based in western Broward County, Florida.

DX Maps provides a specialized map printing service, focusing on amateur radio applications such as world prefix maps and custom great circle projections. The platform allows radio operators to visualize propagation paths and DX entities relevant to their QTH and operational goals. This service supports the creation of high-quality, large-format maps tailored for shack display or operational planning. The service facilitates the generation of personalized maps, which can include specific callsign locations, beam headings, and other critical amateur radio data points. Users can specify parameters to create maps that aid in understanding global propagation conditions and optimizing antenna aiming for long-distance contacts. The UK-based operation ensures a localized service for European hams, with international shipping options available. DX Maps also offers QSL card printing, complementing its mapping services.

50Mhz 28Mhz 13.5Mhz amateur radio propagation beacons by K6FRC

This is a discussion group for developers involved with the import or export of data formatted according to the ADIF standard for Amateur Radio Software.

A group of Treasure Valley Hams have formed a group that is interested in experimenting with ballooning and using Amateur Radio and APRS to further our knowledge in communications.

ELENOS is the leader company for fm transmitters, amplifiers, radio broadcast equipment and custom systems.

Our purpose is to further the hobby of Amateur Radio and to benefit the community with our communications expertise in times of need.

W4SHL amateur radio club in Shelby County

WAC DX Club founded in Holland in 1983. World Amateurs Club is one of the oldest CB DX Radio clubs with memberships all over the world

Descriptions, summaries,and tutorials about electronic circuits and electronic circuit design including amplifiers, attenuators, logic, transistor, operational amplifiers and much more

Ham Radio news satire, in the style of "The Onion"

Amateur radio kits dealer, online shop for ham radio transceiver kits.

Mircules HAM QuickLog provides a mobile logging solution for amateur radio operators, supporting quick contact entry on iOS and Android platforms. It features multiple log file management, instant callsign information display including Country, ITU zone, CQ Zone, and DXCC number, and robust ADIF and CSV import/export capabilities. The application is designed for efficient logging with optional fields and default values, streamlining the process for both shack and field operations. The software includes dedicated support for POTA, SOTA, and IOTA activations through specific fields like MY_SIG_INFO, SIG_INFO, MY_SOTA_REF, IOTA, and MY_IOTA. A specialized contest mode offers real-time dupe checking and automatic TX exchange updates to enhance contest efficiency. Integration with QRZ.COM and HAMQTH.COM allows for direct operator information lookup and import, while Open Street Maps integration provides geographic context for contacts. The application also features a notes and scratchpad function for each log file.

In 1996 the NWARC was formed and is a non-profit society organized to deliver communication services during emergencies.

Established in 1914 and affiliated with the ARRL since 1930, the Portland Amateur Wireless Association has the distinction of being the oldest Amateur Radio club in Maine

SFMARC Sacramento, CA. The Samuel F Morse Amateur Radio Club was formed by those that mainly enjoy CW. We wanted a way to bring others together who also have an interest in operating CW on-air and share the love of Field Day.

This site is basically for the begeners (SWL) of india. This site is supporting to digital communication for hams also.

Federation of Romanian radio amateurs

Franklin, Indiana

Details Amphenol's extensive product line, encompassing electrical, electronic, and fiber optic connectors, alongside coaxial and flat-ribbon cable solutions. The company designs, manufactures, and markets these interconnect systems globally, serving various communication network requirements. Their offerings support end-to-end connectivity, crucial for modern broadband infrastructure. Emphasizes the company's role as a major provider of components vital for reliable signal transmission in diverse applications. Products like _LMR(R) coaxial cables_ and various _RF connectors_ are essential for amateur radio installations, ensuring low loss and robust connections for antennas and transceivers. The focus on high-performance interconnects directly benefits hams constructing or upgrading their stations. Amphenol's broad portfolio includes specialized connectors and cable assemblies, meeting rigorous technical specifications for both commercial and amateur radio use.

The Barrow Amateur Radio Emergency Service Club (BARES) serves as a local hub for amateur radio operators in Barrow County, Georgia, focusing on community engagement and emergency preparedness. Established in 2007, the club provides a platform for hams to connect, share knowledge, and participate in various radio activities. Members often engage in public service events, offering communications support, and conduct regular meetings to discuss technical topics and operational procedures. BARES emphasizes the importance of emergency communications, with members frequently training for and participating in simulated emergency tests (SETs) and real-world disaster response scenarios. The club maintains a focus on local area coverage, ensuring reliable communication infrastructure is available when traditional systems fail. Their activities often involve operating on _VHF_ and _UHF_ bands for local nets and _HF_ for longer-distance emergency coordination. Key activities include field day operations, technical workshops, and supporting local events with radio communications.

Amateur Radio Coaxial Antennas by G3TXQ

Missouri USA

Grupo de Radioamadores Portuguese de Ontario

Membership of the Society is open to anyone from Swansea or the surrounding area with an interest in Amateur Radio.

VU2.IN Amateur Radio, HAM Radio India. Amateur radio portal from India, about emergency communication, disaster management, electronics, HF and VHF Radio hobby

Ham radio club in Bryan Texas

Amateur Radio I0QM personal page with station and QSO information. Includes homebrew projects

Before the advent of digital transmission modes, several analog schemes were developed to transmit images or image-like information on the Amateur Radio bands.

Dutch Amateur Radio DX & Contest Group

SDR++ is a cross-platform, open-source SDR software designed for minimal bloat and ease of use, supporting Windows, Linux, macOS, and BSD operating systems. It incorporates multi-VFO capabilities and offers extensive hardware compatibility through both _SoapySDR_ and dedicated modules. The software features SIMD accelerated DSP for efficient signal processing and provides full waterfall updates when possible, which enhances signal browsing. Its modular design facilitates the development of custom plugins, allowing users to extend its functionality. The application's focus on a bloat-free architecture and user-friendly interface aims to simplify the experience of working with Software Defined Radios. The full waterfall update mechanism is particularly beneficial for visualizing and identifying signals across a wide frequency spectrum, improving operational efficiency for radio amateurs. The modular plugin system enables community contributions and specialized enhancements, making _SDR++_ adaptable for various amateur radio applications, from general listening to specific digital mode decoding.

From 1921 to 1924, radio amateurs experimented with transmitting across the Atlantic. Everyday Engineering magazine organized the first sending test with English amateurs prepared to listen for signals from the US

Daki Funkversand is a German based web shop for Amateur- & CB-Radio equipment. Our shop includes products such as radios, antennas, equipment, PMR, LPD & Freenet.

FDlog is a free windows Field day logging program in Danish