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DX Resources : QSL Bureaus
  • The IARU QSL Bureau System - The exchange of QSL cards by radio amateurs is a practice that is almost as old as radio itself. History of IARU QSL Bureau, evolution of the system
    [ Hits: 110 | Votes: 0 | Rating: 0 ]
DX Resources : QSLing
  • Guide to QSLing - What is a QSL Card and what should be the content of each QSL card, collecting cards, electronic QSL LoTW eQSL, QSL Bureau, and QSL managers.
    [ Hits: 138 | Votes: 0 | Rating: 0 ]
DX Resources : QSLing : QSL Galleries
  • Pirate QSL Collection - A QSL Cards collection divided into North American Shortwave Pirate Radio QSLs abd European Shortwave Pirate Radio QSLs
    [ Hits: 118 | Votes: 0 | Rating: 0 ]
Operating Modes : Digital Modes
  • Soundcard Levels for Digital Modes - This article aims to help promote the proper configuration for having a clean signal on the waterfall to avoid interference to other users and also to vastly increase the effectiveness of your signal.
    [ Hits: 279 | Votes: 0 | Rating: 0 ]
Operating Modes : SSTV
  • Interface for SSTV using a Soundcard - A SSTV interfsace (soundcard) to minimize RF feed back and a soundcard limiter to prevent over driving the soundcard
    [ Hits: 158 | Votes: 0 | Rating: 0 ]
Shopping and Services : QSL Printing
  • PhotoQSLs - Purchase full color QSL cards at single color pricing. Quality and value in fully customized, full color, photo QSLs with discounted re orders!
    [ Hits: 105 | Votes: 0 | Rating: 0 ]
  • KB3IFH QSL Cards - KB3IFH Full Color quality QSL & Eyeball cards. Free custom design & imaging scanning, based in Hampstead, MD USA
    [ Hits: 115 | Votes: 1 | Rating: 10 ]
  • Aerial Printing Concepts - Affordable full color QSL card printing. Premium quality offset printing with gloss, spot UV, and foil coatings.
    [ Hits: 97 | Votes: 2 | Rating: 10 ]
Software : Audio Recorders
  • Sita audio recorder - Sita is a small tool that permanently records an input of the sound card into the working memory and repeats the last 10 seconds if needed. This is ideal for connecting the radio to the Line In of the sound card and, if you have not understood something, to have the last 10 seconds repeated.
    [ Hits: 84 | Votes: 1 | Rating: 10 ]
Software : Packet
  • Soundmodem UZ7HO - Soundmodem is a free software defined dual-port Packet-Radio TNC that implement a soundcard as a modem and supports AX.25 protocol. Soundmodem has been tested on Windows XP, Vista, 7, 8, 10 and has proved stable in operation. The Soundmodem may be used to build EMCOMM, APRS, BBS, Node station, for satellites
    [ Hits: 595 | Votes: 1 | Rating: 1 ]
Software : QSL
  • Simple Online QSL Generator - A funny online application that lets you build your own QSL cards based on templates. You can choose background text aligment and text to be printed on your card.
    [ Hits: 557 | Votes: 4 | Rating: 5.75 ]
  • AGWQSLPrint - Designing your own QSL card is now easier than ever. This is a Program that helps you design and then Print your QSL cards filling them automatically with QSO data.
    [ Hits: 519 | Votes: 1 | Rating: 1 ]
  • Ham Secretary - The program serves to assist in a ham-radio activities secretarial with his hobby , such as Printing QSL cards or print labels directly from the program , printing envelopes and mailing envelopes for the feedback you send direct QSL cards, download address for sending cards direct from QRZ.COM or for any station. Checking whether for the QSO and his country is present QSL bureau.
    [ Hits: 149 | Votes: 0 | Rating: 0 ]
Software : Weak Signal
  • VARA - VARA HF is a soundcard modem that can be found on the HF bands exchanging traffic (Winlink). VARA implements an High Speed Data Mode and comes in 2 separate programs VARA FM and VARA HF. VARA is a High Performance HF modem based on OFDM modulation. VARA Modem, brings state of the art Military grade technology to new and existing HF data. Introduces a new standard of technology available for Amateur and Commercial use. Designed for operation within a SSB Bandwidth of 2400 Hz.
    [ Hits: 102 | Votes: 1 | Rating: 10 ]
Technical Reference : Amplifiers : UHF Amplifiers
  • Homebrew 1 Watt 2.4 GHz Power Amplifier - This will show you how to add a RF power amplifier to your Proxim Symphony for under $50. The cost is reduced by using the existing components on the Symphony, such as the PIN diode switch, and just inserting a higher power final amplifier. Increase the RF output power of your wireless network card to 1 Watt.
    [ Hits: 157 | Votes: 4 | Rating: 6.5 ]
Technical Reference : Arduino
  • Automatic HF Antenna Tuner with Arduino - Make and automatic antenna tuner based on Arduino and using economic card. This ATU Project can be installed outdoors and controlled remotely by an rs485 link
    [ Hits: 562 | Votes: 3 | Rating: 9.67 ]
Technical Reference : Raspberry Pi
  • Setup Raspberry Pi for Ham-Radio - A complete guide to install and configure a raspsberry pi for amateur radio usage. In includes from preparing a SD card, installing the operative system, configuring the Pi, and installing all ham applications you will ever need.
    [ Hits: 288 | Votes: 1 | Rating: 5 ]
Technical Reference : Sound Card Radio Interfacing
  • Isolated PTT and CW Key interface - Simple soundcard interface that can satisfy several requirements like totally isolated AF interface, Totally isolated PTT and CW Key interface, Extend Accessory connector to interface to allow easy connection of TNC and provide a solid PTT or SEND connection
    [ Hits: 155 | Votes: 0 | Rating: 0 ]
  • Soundcard Interfacing - The sudden explosion of new digital modes has taken the Amateur Radio world by storm. New modes such as PSK31 FT8 JT65 FSK441, ISCAT as well as established modes such as RTTY, SSTV, Hellschreiber and others have rocketed in popularity. In order to use these modes all that is required is a simple computer-to-radio interface which couples the computer soundcard to the radio
    [ Hits: 189 | Votes: 0 | Rating: 0 ]
  • AnyRig A Flexible Digital Mode Interface - This project uses an inexpensive Teensy microcontroller as the core of a flexible interface that provides a high-fidelity sound card and VOX functions for controlling the radio.The interface firmware supports variable VOX delay, CW and RTTY keying via audio (such as is available from Fldigi), and RTS and DTR control of any keying function, all via a single USB connection to the PC.
    [ Hits: 140 | Votes: 0 | Rating: 0 ]

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