websdr app

The TTFD-2 antenna - The lowest-cost approach for home brewing broadband, general-purpose antenna for shortwaves

Rotary trapped-dipole for HF - How to build a trapped rotary dipole with many photos ecc.

International Alpha Wiskey - We are central scottish DX group.

A Sleep Strategy for DX Contesting - Sleeping tecniques during contest operations. This article originally appeared in the National Contest Journal.

WebSDR from Weert Holland - WebSDR Located in the southern part of The Netherlands, near the Belgium border.

WebSDR in Louisiana USA - WebSDR Receiver on 10 meter by W5ZA located in Shreveport, Louisiana USA

Antenna Products - Antennas cover the RF spectrum from kilohertz to gigahertz and support countless mission critical military, air-sea navigation, ILS and voice-data communications applications.

Broadcast microwave services - Designs and manufactures a comprehensive line of microwave communications equipment for television broadcast, video, telemetry, and electronic surveillance applications.

Autocode - Autocode makes a selection of fine morse code identifiers for commercial and amateur radio applications.

Hamtronics, Inc. VHF/UHF FM Receivers - A full line of single-channel synthesized and crystal controlled vhf and uhf fm receivers. Great for repeaters, telemetry, and control applications.

The GARP applet - Geographical atlas using radial projection

ATCO - ATCO Group Inc, originally organized in 1980, is located in the Columbus, Ohio area and serves approximately 50 ATV'ers within a 50 mile radius

Packet Radio y TCP/IP - Packet radio applications by Luis Fdo. y Jos? Carlos Ram¦rez, EB7CJO in Spanish

PerlAPRS - An application which can monitor both local TNC and remote Internet APRS packets

SA Watch - SA Watch allows you to monitor and analyze the wandering that your GPS receiver appears to do when it is at a fixed location

Spectran - Program designed to do spectral analysis and real-time audio filtering on reception of audio signals for EME, VLF, SETI applications. Offer support for MTHELL, QRSS, DFCW, NDB, WSJT by I2PHD

Time Palette - World Time and Mapping software including Azimuthal Maps.

Morse Code teaching machine - Source code for morse training program and a ready-to-use compiled application morse.exe

Morse Partner - "You tap on computer keyboard in Morse; what you tapped appears as letters on screen."

WinWarbler  ^updated - A free soundcard application supporting PSK31, PSK63, RTTY, CW, and Phone operation. It can decode all PSK QSOs within a 4 KHz segment, maintaining a sorted list of heard callsigns; it can simultaneously decode RTTY via soundcard and an external modem, generates CW directly or via WinKey, and includes a voice keyer. WinWarbler interoperates with the free Commander, DXKeeper, and SpotCollector for transceiver control, logging, and spotting.

TTYlink - TTYLink is a freeware client chat telnet application designed for packet radio and available for Windows NT 4.0 and Windows 95/98.

WinPack  ^pop - Popular ham radio packet windows application. By G4IDE (RIP)

Pathfinder - A free application that searches more than 100 web-accessible sources to locate QSL information for a callsign that you enter once

iHamRelay - iHamRelay offers you more than 2500 repeaters all across Europe and the possibility for you to join the community while sharing your own data

HamLog for iPhone - Amateur Radio logging application for the iPhone and iPod Touch.