UDXF Info  Recordings Pictures Links About us

ACARS

Aero Selcal

ANDVT

WSPR

ARQ-E3 idling

ARQ-M2

Bee

VDL2

CROWD-36

DGPS MSK

DGPS QPSK


GMDSS

Hyperfix

Link-11


LORAN C

Mil-Std-188-141A

Morse


NDB (morse)

OHTR

Pactor


Packet 300

RTTY (Baudot)

Selscan


SITOR-A

SITOR-B (AMTOR)

SSTV


VFT

Weather fax

RS10/BRAS3


USA VFT

Chinese-8FSK-83-55Baud

MIL-STD-188-141A


Digital Modes & Decoders page

DIGITAL MODES links & documents

Antonio’s blog

Artemis - PC database program for digital modes

Decoding & Reading Transmissions of MFA Egypt

Deutscher Wetterdienst: navtex, RTTY and Fax schedules

DigiFAQ 5.3

Digital aero modes (HFDL, ACARS, VDL2,

Mode-S frequencies and selcal info)


Display Launcher

Every Spec Military Standards Library

Fldigi Digital Modes page

HF Asia

HF Link Net

How to: Receive, decode and display three ARINC Channels in parallel

Image Communication on Shortwaves

Intro to the Signals Analyzer software

ITU Classification of Emissions

ITU Determination of necessary bandwidths including examples for their calculation and associated examples for the designation of emissions  

ITU Frequency-adaptive communication systems and networks in the MF/HF bands Handbook

List of Digital Systems

Living Sonagram

MIL-STD-188-141 ALE info file

Mil-Std Modem Primer

Monitoring Utility Stations

Morse document

NOAA Marine Forecasts

Poor Man’s Guide to Ship Plotting

Poor Man’s Spectrum Analyzer

QRG generator 1.06 for PCALE

Radio Sounds

RadioReference: HF Digital Decoding page

RadioReference: Testing your new setup

Sailmail

Shortwave Radiograms

Signal Identification Guide

Signal Identification Guide - unid signals

Signals Analyzer

Some Digimodes through different Channels

Some Notes on STANAG 4285

Utility DXing - A Primer

Weather Communications Codes

What is HFDL?

WMO Manuals

Worldwide Marine Radio Fax Schedules

Worldwide Marine Radio Fax Users Guide

Search for X06

X06 database


DECODERS

AirNav - Aircraft Tracking Software

COAA software decoders

Hoka Electronics

Hoka Electronics Italia - Luca Barbi

MultiPSK decoder

Rivet manual

Rivet XPA/XPA2/F01/F06 decoder

Software decoders

Sorcerer Installation and Operation


For more decoders, please check Mike Chace’s Utility Monitoring Central website

For more modes check “Monitoring Utility Stations”