data transmission editor

Valve Data Sheets - This web page has full data sheets for a number of commonly used valves. Most are Eimac and include the 2C39A, 3-500Z, 3-1000Z, 3CX1500A7, 3CPX5000A7, 3CX5000A7, YC156, 3CX15000B7, 4CX250B, 4CX250A, 4CX1000A, 4CX1500B, 4CX10000J etc. These are not avialable on Eimac's web site in full - only brief notes.

Antique Radio Schematics  ^updated - Specializes in antique radio schematics, circuit diagrams and service data for vintage tube radios. Carries information for American, Canadian and European antique radios.

NCDXF/IARU Beacon List - This table gives the minute and second of the start of the first transmission within the hour for each beacon on each frequency.

Australian Callbook - Register of Radiocommunication Licences

TA Callbook - TA Callbook Turkish Callsign searching engine

Special Events Stations Hunter Award - The Special Events Stations Hunter Award(SESH) is issued by the editor of Polish Radio Amateurs Journal QTC.

MDXA DXCC Beam Headings - Display a current DXCC list with headings centered on your location

A World of Wireless, Radio Museum - A World of Wireless is our virtual radiomuseum. It shows the history of radio from a Dutch perspective. Learn about the early history, enjoy the nostalgia or browse our database. Our free diagram service contains 150 downloadable Philips diagrams.

ADIF Specifications - Amateur Data Interchange Format, provide a standard interchange independent of operating system or programming language for amateur data that will permit easy and direct transfer of data conforming to the standard between various amateur programs as well awards and contest sponsors.

APRS Database Access - Findu.com - Finding tool, with APRS operators informations, diplays maps and wx info

Radio Astronomy at the University of Indianapolis - Site provides educational information about radio astronomy. Radiotelescope data from their project is posted on the Web in real time.

F4DAY technical website - ATV and high speed data signalling projects

SSTV for beginners - SSTV info for beginners also has links for other data modes psk31 etc and links of interest to radio amateurs

Yaesu FT-817 discussion group - Members discuss the operation of and modifications to this outstanding QRP rig that covers 160m 70cm with all modes. Site contains a large database of FT-817 FAQs and data files. Antennas, tuners, and power sources are also covered as related to this ultra-compact transceiver.

Link700 - Link700 is a program that will allow users of Kenwood TH-D7A, E, and AG and TM-D700A and E to download all the data settings of their radio, edit and modify data, upload the data, and save settings to a disk file

FrequencyDB.com - Irish frequencies db Priority listing - Ireland's radio scanner frequency database, includes forum and a searchable database of frequencies, useful for scanner enthusiasts living in Ireland.

AirNav Selcal Decoder - AirNav Selcal Decoder enables you to decode in realtime Aviation HF Selcal transmissions. It only needs an HF airband receiver and your Sound Card. No special hardware needed. With AirNav Selcal Decoder you do not need any other hardware decoding system. Just your PC and the Sound Card.

Finite difference program - This software is able to calculate the properties of odd shaped transmission lines. Particularly good in valve amplifier design, for aiding the design of transmission line resonators.

Hoka Electronics Italia - Decoding and data analyzer software

Code332 - Multitasking data analyzer demodulator and decoder for Windows.

Frequency Filer - Frequency Filer is database program designed for people who use a great many different radio frequencies. It is primarily intended for amateur radio operators, short-wave listening enthusiasts and scanner users. The program makes it easy to keep all of your important frequency information in one place, displayed in a logical format to facilitate easy retrieval. Frequency information can be displayed as a list and can be viewed on a world globe. Other features include easy data backup and custom field names. Included is database import utility that can be used as a general file conversion utility. The globe display can also be used as general geographic aid for countries, cities, states, rivers, and lakes. You may even find your home town. Windows Shareware

Atlas software for DX hunters  ^updated Priority listing - Electronic World atlas for radio amateurs. DXCC and province prefixes, CQ and ITU Zones in the rectangular and azimuthal projections, continuous zoom and scrolling, Gray Line, city and island index, unique hierarchical prefix database. COM/OLE Automation for easy integration with 3-rd party programs.

GEOG UK terrain heights - Geog is a suite of programs written by Andy Talbot ( G4JNT ), some of which make reference to a database of UK terrain heights, to provide useful information for radio amateurs

SSB Pileup player - It plays back max 10 WAV audio data as one Real SSB Pileup Windows98/NT4

SkySpy ACARS  ^pop - SkySpy is a software program combining a decoder and a database in order to decode ACARS transmissions, the digital data link between commercial aircraft and ground stations, demod ACARS FAX METEO POCSAG HAM