modulation monitor

Grupo de Veteranos do Brasil - Brasilian dx club with over 450 members, monitor 27.575 USB

CB DXPacific Propagation Priority listing - Eleven meter world-wide propagation predictions for South Pacific updated monthly. Also, Near Real-Time DX Monitor

Low band monitor - The Low Band Monitor Newsletter is dedicated to the 40 - 80 and 160 Meter DXer.

Scout Telecomunicazioni - VHF, UHF, CB antennas for marine, mobile, base, remote radio monitoring and control system

Digital Monitoring Site - Digital signale transmitted in HF-UHF-VHF, in italian

VLF Natural Radio Discussion Group - Discussion group dedicated to those who enjoy monitoring radio frequencies in the VLF radio spectrum and slightly below the VLF spectrum (3-30 KHz).

Popular Communications Magazine - Monthly radio publication covering shortwave, scanning, Internet radio, CB, Pirate and clandestine radio, amateur, FRS, satellite monitoring and antique radio.

scanningmetrorichmond.info - This site is supplied as a reference for those interested in monitoring radio communications in the Richmond,Chesterfield,Henrico areas.

Pori Short Wave Base - Website of YLE Radio Finland Pori short wave Base: photos, backgrounds to Your PC monitor and more, in finnish

Mediumwave Australia - The Australian MW Club, free membership, for MW DX monitoring hobbyists resident in Australia. Founded August 2001

DX Radio - FM dx logs, MW carrier offset monitoring, lists of RDS codes in use in the UK, London pirate bandscan and much more from a London QTH.

PropView - PropView is a free application that uses the included VOACAP, ICEPAC, and IONCAP engines to graphically display band openings between two locations over a specified 24 hour period. It can also build schedules for the IARU/HF beacon network and automatically QSY your transceiver to monitor each scheduled beacon.

Stream - Stream is a software that implements MFSK16 and MFSK8 modes designed by me and Murray Greenman ZL1BPU. It also offers a series of experimental modes based on FEC, interleaving and several modulation techniques (PSK, QPSK, MSK, &c.).

SpotCollector  ^updated - A free application that captures DX and WWV spots from up to 5 internet clusters and a local packet cluster. DX Spots are merged and stored in a Spot Database on your PC, enabling you to monitor, sort, and filter them in real time; known LotW participants are highlighted, as are needed stations. WWV spots are plotted to show SFI, A, and K over the last solar revolution.

Cluster monitor - Cluster monitor is a tool for web and telnet clusters monitoring. The program shows spot history, the latest spots are shown in a separate window with full information about the DX, announcements, WWV propagation, and full sorting and filtering capability. Full support for AALog and AAVoice by RZ4AG, DXAtlas by VE3NEA. Integrated dial-up support.

X-APRS - APRS™ for Linux is a multifaceted system for use with packet radio by Hams, it allows the monitoring of real time geographical information such as the position of vehicles, the status of weather, radio direction finding and much much more. It envolves mapping, GPS tracking, packet radio, etc

Multi-SETI@Home Monitor - A graphical add-on package to monitor seti@home activity that may be running on multiple computers over a network or multiple instances on the same computer. Runs on Windows or Linux.

TCalc - TCalc+ analyses the Noise and intermodulation performance of radio receiver front-ends.

IZ8BLY Stream - Stream is a software that implements MFSK16 and MFSK8 modes designed by me and Murray Greenman ZL1BPU. It also offers a series of experimental modes based on FEC, interleaving and several modulation techniques (PSK, QPSK, MSK).

RX-PSK31 - Easy to use Audio Spectrum and PSK31 decoding program specially designed for SWL's who don't need TX or for anyone who just like to monitor PSK31 or analyse signals. Adjustable DSP and Spectrum settings for audio and frequency spectrum to set for best decoding of PSK31.

POC32 - POCSAG POCSAG Protocol Decoder, Monitor for Windows 95/98 and Windows NT 4.0

Simplex - SIMPLEX is a free windows program which transforms any transceiver into an audio repeater. It works on HF, VHF, UHF etc with SSB, CW, FM, packet, SSTV and every modulation mode.

SSTV-Sites - Windows software that monitor web-sites which have SSTV images uploaded to

Simple Beacon Monitor - Displays the actual transmitting beacons of the NCDXF/IARU Beacon Project.

Double Tone Generator - Double tone generator for testing intermodulation