digital satellite

KP3AV Julio - Nuke ham radio web site mainly in spanish with enbedded dx cluster and satellite tracking applets.

Laselki.net - Arab Amateur Radio Forum - Arab Amateur Radio orum. Transceivers , Antennas, Educational, Software, Digital Communication and more.

Eventide Inc. - extensive line of digital voice logging recorders, instant recall recorders, and accessories for use by communications and broadcast professionals

DCI Digital Communications - Band pass filters, for radio frequency interference problems.

EZMaster by HamRadioSolutions - EZMASTER the all mode all in one interface. USB/Parallel/Serial Device. Include 75 sec Digital Voice Keyer, K1EL Winkey CW Keyer, SO2R switching, two radio interface, two RTTY audio insulated ports, two flexible Antenna Switch control. Ideal for Contesting, SO1R, SO2R, field day and daily activity. Compatibile with all software on the market : CT, CTWIN, TR, NA, WriteLog, N1MM, WinTest, MMTTY, MIXW and more .

Channel Master - Low cost, reliable rotor with digital display remote control.

C.A.T.S, Rotor Doc - Manufacture CATS antenna rotator and digital controls. Service, stock, and provide parts for top quality AMERICAN-MADE antenna rotators from companies such as Alliance, C.A.T.S., CDE/Hy-Gain, and Channel Master, both young and old.

Digital Smart Antennas DiSA - Digital Smart antenna (DiSA) Automatically Adjusts over a wide band of frequencies.

Taoglas antennas - Antennas for asset tracking, navigation and remote monitoring GPS, GSM, GPS/GSM, Satellite Radio, WLAN

Digital Radio Box - DiRaBox Digital Radio Box PC-controlled Shortwave Receiver for Software Defined Radio. The shortwave spectrum offers worldwide reception possibilities like broadcast and amateur radio.

Wavenode SWR and RF wattmeter - The WN-1 is a precision RF Watt, SWR, and DC Meter to digitally monitor your amateur radio and emergency communications stations.

Digital Voice in Amateur Radio - John DeGood NU3E, explain priciples of trasmitting digital voice using ham radio devices

Ham radio digital modes  ^updated - An introduction to PSK31, MT63, and Hellschreiber, John DeGood NU3E Trenton Computer Festival in PDF

Mixed-Mode Operation on Voice Repeaters - Mixed-mode operation, where voice and digital transmissions are used in turn on the same frequency

Satellites list - Long and detaliled list of AMSAT and other satellites with pictures, drawings and satellite informations

ACARS VHF Data - The first of a series of articles that provide an introduction to the latest ICAO defined digital communication modes, including VDL modes 2, 3 and 4. In this edition we begin with the current ACARS application then bring this up to date with AOA.

Radio Canada International - The radio voice of Canada broadcasts daily programs in French, English, Spanish, Arabic, Chinese, Russian and Ukrainian, on shortwaves, satellite and via RealAudio.

Bayrak Radyo Televizyon Kurumu - The Turkish Republic of Northern Cyprus broadcasts on mediumwave, shortwave, FM, TV, and satellite frequencies

Radio Australia ABC - Online in RealAudio and Windows Media formats, with multiple language shortwave schedules, and instructions for receiving Australian satellite radio and TV (AusTV).

Satscape  ^updated - Satscape is a freeware program for the PC Macintosh and Linux. It produces real-time displays of where any Satellite is, and predicts passes for your locale. There are about 8000+ satellites in orbit, a lot of these are just junk and debris such as discarded rocket bodies, but quite a few are working Satellites.

GoSatWatch - Satellite tracking on the iPhone/iPod touch. Track and predict visible satellite passes. Touch a satellite in the map view to see it’s orbit path and location.

InstantTrack - InstantTrack is a satellite tracking program for PC compatibles running DOS or other environments for DOS programs (including Windows) InstantTrack has been a favorite of many amateur radio satellite operators since the introduction of version 1.00 in 1989 ...

STSPLUS - STSORBIT PLUS, usually known as STSPLUS, will track the space shuttle or any satellite for which orbital data (TLEs) are available. A brief description of the program and several screen capture examples follow the links for downloading the program files.

Home Planet Release 3.1 - Comprehensive astronomy / space / satellite-tracking package for Microsoft Windows 95/98/Me and Windows NT 4.0/2000/XP

WXtoImg - WXtoImg is a freeware advanced APT (NOAA, Meteor) and WEFAX (GOES, Meteosat) weather satellite decoding program for Windows, Linux, and MacOS X