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Antennas : 6M : 6 meter J-Pole Antenna
  • 50MHz / 6m J-pole Antenna by VK4ADC - The J-Pole is an easy-to-build and inexpensive device that provides an omni-directional vertically polarized antenna without the need for a ground plane. In technical terms, it is an end fed vertical 1/2 wave which is fed via a 1/4 wave matching stub.
    [ Hits: 439 | Votes: 4 | Rating: 6 ]
  • Home Built six meter J-Pole Antenna - This article provides details on building a 6 Meter J-Pole antenna using PVC pipe for an enclosure. This antenna uses flat 450 ohm Window Line for the tuning stub.
    [ Hits: 225 | Votes: 1 | Rating: 9 ]
  • Home Built 6M J-Pole Antenna - This article provides details on building a 6 Meter J-Pole antenna using PVC pipe for an enclosure.
    [ Hits: 167 | Votes: 0 | Rating: 0 ]
Antennas : Satellite
  • Homemade Satellite Yagi - In this article author illustrate a homemade yagi antenna for satellite operations. The antenna includes a VHF antenna and an UHF antenna with a band splitter.
    [ Hits: 203 | Votes: 2 | Rating: 7.5 ]
DX Resources : DX Foundations
  • World Wide Radio Operators Foundation - Dedicated to improving the skills of amateur radio operators around the world, utilizing education, competition, advancement of technology and scientific research, promoting international friendship and goodwill, and preparing them to better serve society in times of communication need.
    [ Hits: 119 | Votes: 0 | Rating: 0 ]
Ham Radio : Clubs : North America : USA : Wisconsin
  • The NorthEast Wisconsin DX Association - The NorthEast Wisconsin DX Association (NEWDXA) was established in December 1993 by twenty-one amateurs from the region who shared an interest in DX'ing and Contesting. Those individuals came together because of this interest and the additional interests in communicating with others, maintaining high operating and technical standards, and their passion for DX'ing.
    [ Hits: 94 | Votes: 0 | Rating: 0 ]
Manufacturers : Software Defined Radio
  • Silphase Technologies - Amateur radio SDR Receiver and Transceiver manufacturer , makers of the Silphase R1 an innovative HF receiver with high performance real-time spectrum scope.
    [ Hits: 131 | Votes: 0 | Rating: 0 ]
Manufacturers : Transceivers
  • PolEx Technologies - Makers of the The Polar Explorer transmitter, which operates on 9 HF bands from 160 through 10 meters and is capable of 500 watt peak output power on SSB, CW, AM, FM and RTTY. It is intended to be used in conjunction with a transceiver.
    [ Hits: 500 | Votes: 0 | Rating: 0 ]
  • XieGu Tech - XieGu Tech manufactures quality amateur radio transceivers and amplifiers designed by BG8HT. Xiegu focus is portable and self contained transceivers perfect for your next SOTA, hiking trip or travel experience.
    [ Hits: 344 | Votes: 0 | Rating: 0 ]
Operating Modes : D-STAR
  • D-STAR Info - This site is dedicated to helping D-STAR users world wide. From basic information on what D-STAR is to detailed technical information, This site can hopefully solve any of your cravings
    [ Hits: 135 | Votes: 0 | Rating: 0 ]
Operating Modes : System Fusion
  • WiRES-X Bible - The purpose of this book is to provide a common source for WIRES-X, gather information from manuals, experiences from the Amateur Radio Community, and the best practices from both the Amateur Radio Community and the Bakken Amateur Radio Society. To provide a platform for learning, experimentation, and advancement of Amateur Radio skills and art. A platform of Discovery and to have FUN. To encourage networking, sharing, and exchange of interesting technical information of WIRES X, where people are encouraged to help each other out.
    [ Hits: 413 | Votes: 0 | Rating: 0 ]
Radio Equipment : HF Transceivers : ICOM IC-756
  • Icom IC-756PROIII - Icom UK Discontinued products - A page dedicated tho the IC-756PROIII transceiver. This radio, discontinued, incorporates many of the features that made its predecessors so successful. However, the integration of the latest technology employed in the IC-7800 such as receiver technology, +30dBm class IP3, miniscope makes this new rig the very pinnacle of the IC-756PRO series.
    [ Hits: 161 | Votes: 1 | Rating: 9 ]
Radio Equipment : HF Transceivers : Yaesu FT-857 Radio Equipment : Receivers
  • Everything you needed to know about Radio Receivers and Scanners - Tuning into the airwaves for new and interesting transmissions has fascinated enthusiasts since the very earliest days of radio. As a result of advances in computer and radio technology, the equipment packed radio rooms of the past are now replaced by scanning receivers sometimes just the size of a mobile phone. What can radio receivers/scanners pick up? What types of radio receivers/scanners are there? What can and cannot be monitored legally? Best practice when using a radio receiver/scanner
    [ Hits: 178 | Votes: 0 | Rating: 0 ]
Radio Equipment : VHF-UHF Handhelds : Baofeng UV-3R
  • Baofeng Mic Pin Out and Programming Cable Schematics - Speaker Microphone Pin Out, Dual PTT Switching,Programming Cables, SMA Antenna Connection, Extended Antenna Threads for Baofeng UV 3, UV 5 Series handheld transceivers
    [ Hits: 1071 | Votes: 8 | Rating: 8.75 ]
Shopping and Services : Regional : Asia
  • Wuxi Venus Information Technology - Wuxi Venus Information Technology is an amateur radio devices dealer in China, source for high end, high performance RF products,Control products,APRS products and Commercial products. It provides a variety of solutions to the antennas systems, APRS,electronics kits and electronics components
    [ Hits: 178 | Votes: 0 | Rating: 0 ]
Shortwave Radio : Numbers stations
  • How to Listen to Real Spy Broadcasts - Encrypted messages, fancy technology, spies use them all to communicate, but sometimes the best way to hide is in plain sight. Right now, broadcasting across the airwaves around the world, are automated, anonymous shortwave AM radio stations that most governments won't acknowledge even exist, much less explain
    [ Hits: 243 | Votes: 1 | Rating: 1 ]
Software : Vector Network Analyzer
  • NanoVNA GitHub Repository - Very Tiny Palmtop Vector Network Analyzer by edy555. This is the original GitHub firmware repository implementing the standard 50KHz to 300MHz model
    [ Hits: 151 | Votes: 0 | Rating: 0 ]
Technical Reference : Coax Cables and Connectors
  • Everything You Need To Know About Coaxial Cable - An technical page on coaxial cables that describes what coax cables are, how do coax cables works, what are RG cables and difference with several coax cable types, what they are used for, connector types and cable sizes
    [ Hits: 157 | Votes: 0 | Rating: 0 ]
Technical Reference : QRP Projects
  • Gimme Five - QRP SSB Transceiver - Gimme Five reloaded, a compact 5 band QRP SSB transceiver in SMD technology. This unit covers 5 bands within the amateur radio spectrum (3.5, 7, 14, 21 and 28 MHz). Receiver is a single conversion unit with an interfrequency of 9 MHz. Transmitter uses 5 stages and has got a power level of 10 watts PEP output.
    [ Hits: 284 | Votes: 1 | Rating: 10 ]

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