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• A Dual Band VHF/UHF J Pole - This antenna provides continuous coverage of the 2 metre (144-148MHz) and 70cm (430-450MHz) bands and is an excellent choice for base station use.
  [ Hits: 2283 | Votes: 17 | Rating: 6.83 ]

• A Small Loop for 20 and 15 meter band - A Small Transmitting Loop Antenna for 14MHz and 21MHz, an antenna you might consider if you have limited space, Based on material originally published in Amateur Radio, November 1991
  [ Hits: 421 | Votes: 0 | Rating: 0 ]

• The Z Match Using a Toroidal Core Coil - Combined with Miniature Tuning Gang Capacitors, a toroidal core inductor is a means to assemble a compact Z Match assembly for Low Power (QRP) use.
  [ Hits: 608 | Votes: 0 | Rating: 0 ]

• Balloon Vertical Omni-Antennas - Experimenting vertical wire antennas for 40 and 20 meters supported by balloons resulting in excellent gain in RX and good overall performance against horizontal dipole
  [ Hits: 771 | Votes: 1 | Rating: 5 ]

• W7SP Utah Amateur Radio Club - Our club is the oldest and largest amateur radio club in the state of Utah. It holds the call W7SP, a memorial call for Leonard (Zim) Zimmerman, early UARC member and radio pioneer
  [ Hits: 200 | Votes: 0 | Rating: 0 ]

• Argent Data Systems - Small company based in Santa Maria, California, designing and manufacturing electronic products for amateur radio, education, and commercial users. Product line includes APRS devices for real-time vehicle tracking, weather monitoring, and remote telemetry, as well as the ADS-SR1 Simplex Repeater, the ADS-WS1 Weather Station, the SSTVCAM slow-scan TV camera, and GTRANS protocol translator for Garmin FMI.
  [ Hits: 208 | Votes: 0 | Rating: 0 ]

• VK5JST VHF AERIAL ANALYSER - A VHF antenna analyzer KIT with full assembly instructions and documentation
  [ Hits: 578 | Votes: 2 | Rating: 5.5 ]

• Tait Communications - Tait Digital Mobile Radio (DMR) is an affordable digital communications platform that delivers a range of workforce efficiencies and operational benefits for mission critical users.
  [ Hits: 255 | Votes: 1 | Rating: 1 ]

• Elecraft KX3 the Magic Radio - Software Defined, User Assembled, an Adventure a personal review by W5TOM
  [ Hits: 321 | Votes: 1 | Rating: 10 ]

• IC-756Pro3 User Manual - Icom IC 756 Pro 3 English User Manual in a PDF file
  [ Hits: 511 | Votes: 0 | Rating: 0 ]

• The IC-703 Plus, a user review - A PDF file of a user review of the Icom IC-703 Plus QRP transceivert
  [ Hits: 441 | Votes: 0 | Rating: 0 ]

• ICOM IC-746PRO Frequency Calibration - Frequency calibration is a user adjustment on the rear panel. Learn how to calibrate the IC-746 Pro.
  [ Hits: 361 | Votes: 1 | Rating: 10 ]

• AOR AR3000A User Manual - English user manual of the AOR AR3000A 100 kHz - 2036 MHz receiver in FM-N, FM-W, USB, LSB, CW, AM
  [ Hits: 498 | Votes: 0 | Rating: 0 ]

• Icom IC-R75 review - eHam users review of the Icom IC-R75 receiver
  [ Hits: 244 | Votes: 0 | Rating: 0 ]

• LinLogBook - LinLogBook is an logbook for hamradio and it is based on an sql database. It can be widely configured by the user.
  [ Hits: 710 | Votes: 0 | Rating: 0 ]

• CWQSO - Send and Receive on your PC - CWQSO allows you to practice sending and receiving morse code in a real QSO. You can send CW via the mouse buttons or an attached paddle, the CW you send is displayed on CWQSO
  [ Hits: 1133 | Votes: 3 | Rating: 10 ]

• SDR-Radio.com - SDR-Radio.com is a Windows console for Software Defined Radio (SDR) receivers and transceivers. Designed for the commercial, government, amateur radio and short-wave listener communities, the software provides a powerful interface for all SDR users
  [ Hits: 857 | Votes: 2 | Rating: 10 ]

• Arduino Antenna Rotator Controller - This is an attempt to build an Antenna rotator controller using Arduino Mega 2560 with a nice user interface showing the actual position of the antenna.
  [ Hits: 2338 | Votes: 14 | Rating: 6.71 ]

• Audio Cables - Article with answers to common questions as what cable types to user, cable length, how to join ends.
  [ Hits: 268 | Votes: 0 | Rating: 0 ]

• An Experimental Q Meter - The article describes Q factor, methods of measuring Q factor, inductance and capacity using a Q meter and the design of an experimental Q meter unit. The Q factor or quality factor of an inductance is commonly expressed as the ratio of its series reactance to its series resistance.
  [ Hits: 235 | Votes: 0 | Rating: 0 ]

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