DXZone.com

MorseExpert for Android

Software/Android
Morse Code Decoder for Android based on the algorithms implemented in CW Skimmer. Morse Expert decodes Morse Code audio to text. It is optimized for decoding weak, fading signals in the presence of interference, especially on the Amateur Radio bands. The input audio might come either from the built-in microphone or from another device, such as a radio receiver.

Magnetic Loop for 20 meters band

Antennas/20M
A magnetic loop antenna designed for 14 MHz. This kind of antennas is also known as STL, small transmitting loop and can be an excellent solution when you are not allowed to put antennas on your roof

MOTA Mines On The Air

DX Resources/Ham Radio Awards
Like SOTA, Summits On The Air, Mines On The Air (MOTA) is an opportunity for Ham Operators to get out, enjoy our hobby and bring others (spotters) along for the ride. It is meant to promote the hobby, enjoy the world around us and bring a bit of history into our lives.

Remote SDR - SDR Control

Software/Radio Control
Remote SDR is a web application allowing to remotely control an amateur radio transceiver between 1 MHz and 6 GHZ. It allows processing of Adalm-Pluto SDR in addition to HackRF or RTL-SD Reception in NBFM, WBFM, AM in addition to SSB Transmission in NBFM or SSB and more

Speech Processor

Technical Reference/Microphones
How to improve performance of your audio using a home made speech processor. In this article the author describes how to make your own speech processor providing a PCB foil pattern and with a 60mm x 60mm board.

64th Jamboree On The Air

JOTA Jamboree on the Air is a spectacular opportunity to introduce Scouts to amateur radio. 15-17 October 2021

Homebrew GPS tracker

Operating Modes/GPS
It is easy today to build a GPS tracking system for mobile applications that can be adapted to your needs. In fact, it is more accurate to speak of a GNSS (Global Navigation Satellite System) tracker, a term which encompasses the 4 positioning systems or satellite constellations.

Top Amateur Radio Websites - Issue 2138

Trapped five band EFHW SOTA antenna, Multiband End-fed 80-10m Antenna, Portable magnetic loop antenna, SDR4Space, Coil-Shortened Vertical Antenna Calculator, QSO Map Pyton Script, UTSOURCE.net,

Top Amateur Radio Websites - Issue 2139

How to Tune Dipole Antennas, Double Quad Antenna for VHF UHF, Lightweight 6 Meter Moxon, Experiments with 160m antennas, The KA7OEI FT-817 Battery Types, FCC Callsign Database Script, The FT-817 Calibration Menu

SmartSDR for Mac

Software/Macintosh
SDR control for FlexRadio Signature Series Rig for Apple Mac. FT8 integration, External Software support, Several additional Tools, display as many panadapters and slices your Radio is capable of.

L-Match Tuner Build for QRP Operation

Antennas/Tuners
An L-Match tuner is a device that can add either inductance (L) or capacitance (C) to the antenna, bridging that gap between 5000 ohms and 50 ohms, thus matching it to the radio. The L-Match tuner is an extremely useful device that every QRP operator will want to have.

Top Amateur Radio Websites - Issue 2140

Ham Cockpit, HF SIGNALS, PD Powerbank for SOTA Radios, SimpleSat Rotor Controller, Cigarette Pack for 20 meters Revised, Cross-Yagi 10el Antenna for 70cm, DDUtil for Flex Radio,