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A photographic reference for wire and wireless telegraph key collectors and historians

Un radioamateur à Djibouti Personal Blog

Frequently Asked Questions - about vintage tube-type ham radio and communications equipment

Are you organinzing a dx pedition? Some countries may require a visa before arrival. Find visa requirements here

A world wide community of online SSTV cams shared and published on worldsstv.com

91ET104 or 91ET/DX, Egi Noerman van Beekom West java Indonesia.

A group of ham operators in Orange County, California that has supported over 30 hospitals since 1980. Includes information on how hams can provide hospital support in their own areas.

Dowload free morse flash cards, and start learning morse code flipping the cards

STØR Souther Sudan dx pedition july 2011

The Sudbury Amateur Radio Club is an incorporated non-profit organization.

Offers cable protectors, cord covers, cable guards, management products, solutions and supplies. Protect your cable, wires, and hoses from foot, small carts, and vehicular traffic with the trusted Linebacker Series of Cord Covers.

Interesting article about amateur radio mobile installation for HF VHF UHF bands in a Toyota Tacoma truck

Article appeared on 73 amateur radio today in 1999 on how to unlock the secrets of sending precise Morse Code. Article contains hints on how use the stright key and the sideswiper key, but even the electronic keyers or the semiautomatic keys.

Discussion group about RTLSDR Dongles, software support and hardware mods for these Software Defined Radio systems based on RTL2832U

German association dedicated to digital radio communications

I2YSB MANAGER of 5U1A 5U2K 5U3T 5U4R 5U5A 5U6W 5U7B 5U7DW 5U7JK 5U7JW 5U7RW 5U8B 5U9C 5U0T 5W0SB 6O0CW 6O0N 9L1X J20MM J20RR FO/I2YSB HI9/IK2GNW TX4PG ZK1GNW ZK3SB

Based in Katy Texas

DSP-100 Hi-Fi TX and RX Mods for the TS-850S by KA0KA

EME traffic and 144 MHz up operations

Frequency response graph for the Te-Tec Orion II

DIY speakers, resources for custom speaker hombrewing

WSJT New Software for VHF Meteor-Scatter Communication QST Article December 2001 by K1JT

This is a 30-watt sea level beacon intended for the coastal path between Northern and Southern California

Manufacturer of precision equipment, Power meters Wattmeters

Welcome to Creston Valley Amateur Radio Club web site. Our club is located in Creston, British Columbia, a small town of 5,ooo residents. Creston is in the province of British Columbia, Canada

Flyaway Antenna, Carbon Fiber Antenna,Ku band Aluminum Antenna,Auto-Tracking Flyaway antennas by Probecom Microwave Technology

Can Home Solar Power and Ham Radio Coexist? It is possible, with minimal interference from the solar power system, provided you make some modifications.

Frazier Mt. DM04MS USA

The low band, VHF, UHF and microwave chats

NEC models are used to explore the GR5V and ZS8BKW optimizations. A third optimization is also rediscovered. The effect of fixed lengths of 75 ohm coax are explored. A link to the NEC model is provided.

Tel-atomic sells physics educational apparatus, oscilloscopes, counters, magnetic meters

Useful tips on building cobweb antennas. Since I've done so many posts on the Cobweb antennas I thought it best to separate them on a different page so that potential Cobweb builders can see all the posts together. Hopefully this will make planning and building easier.

A group for sharing, learning or presenting practical ideas and field experience for Ultra portable ham radio digital comm

RF Safety reource page with links and more documentation on radio frequency safety

Making EME contacts on six meter band. An US Experience using a pair of 8 yagi arrays for the 50 Mhz.

This forum is to bring together all interested in Amateur Radio both listeners and Operator's alike from all over the world

Power transformers for electronic, toroidals,three-phases

K3AS.com Home Page, Discover SSTV, See K3AS SSTV CAM, Live SSTV Images Received by my Station, View My Station Equipment.

Pilot of The Airwaves

N5ESE's Portable Solar Charger

Presents a personal blog, "QSL, maraca!", maintained by Luiz Belem, PY1UR, detailing his amateur radio endeavors. The content includes posts on station setup, operating experiences, and general ham radio topics, reflecting the perspective of an active DXer and contester. The blog serves as a digital logbook and platform for sharing insights with the amateur radio community. Documents PY1UR's participation in various on-air activities, showcasing his QSL card collection and providing narratives behind specific contacts. It offers practical insights into antenna configurations and radio equipment used, demonstrating effective strategies for achieving **DX contacts** and improving station performance. The blog's entries provide a historical record of PY1UR's _amateur radio journey_.

This resource is an online tutorial focused on setting up the Raspberry Pi for amateur radio applications. It covers the installation and configuration of various software packages tailored for digital communications and protocols, including _Packet Radio_ with Hamlib and Direwolf, as well as data modes like FLDigi and WSJT-X. The guide also details the integration of hardware components such as GPS clocks for time synchronization and real-time clocks for enhanced functionality. Users will find instructions for installing software like GPredict for satellite tracking and GQRX for software-defined radio (SDR) applications. The tutorial emphasizes practical steps, including the use of command-line inputs in the Raspberry Pi OS terminal, and provides troubleshooting tips for common issues such as faulty SD cards or insufficient power supplies. Operators are encouraged to explore various applications, including APRS iGates and WSPR beacons, to enhance their ham radio experience. The material is designed for licensed amateur radio operators with basic knowledge of electronics and computing.

ICOM blog article on how to remotely control your ICOM transceiver using the Icom RS-BA1 Internet Protocol (IP) Remote Control Software supporting most of recent ICOM HF transceiver products

No exotic claims are made for this antenna. Author just tried a few WSPR experiments on 40 meters and was surprised with the results. What appears below may inspire you to try something equally off-the-wall, to see what happens.

The largest supplier of solder mask in the world

KiwiSDR Software-defined receiver at Bjargtangar Iceland covering HF Bands

Operating WSJT-X modes JT-65 and JT-9 on Apple Mac OSX computers

UN Amateur Radio News, curated by Artur UN6QC, presents information relevant to Kazakh radio amateurs, including details on their account activity and participation in **WFF Kazakhstan** expeditions. The resource also documents various diplomas issued within Kazakhstan, such as those related to WFF Kazakhstan and special programs like the "50th Anniversary of the first manned space flight by Yuri Gagarin" and "The Columbus of the Cosmos" Award. It aggregates international ham radio news and maintains a calendar of international HAM competitions. The site, operational since May 14, 2010, serves as a central point for information on HAM competitions organized in Kazakhstan. It also references external resources like WWW.CQHAM.KZ for award details and WWW.EQSL.KZ for UN EQSL services. The platform aims to be a useful hub for both local and international amateur radio enthusiasts interested in Kazakh-specific operations and awards. Key events like the **UN DX Contest** and the First UN Field Day, held May 19-20, 2012, are highlighted.

Knowledge and guide on Amateur Radio mix in Malay & English Language for Malaysian SWL & Amateur Radio Operator.