data transmission

QSLBOX.COM - The Database for Electronic-Cards

FAT Radio Cluster - This is the Web Cluster with online spot on 11m and QSM/Dxevent Database

Symek - Packet-Radio-Controller for amateur radio, CB and commercial applications. Data radios (transceivers), receivers and transmitters for high speed data communication Assemblies for satellite ground stations, special receivers and transmitters.

BitScopes Mixed Signal Oscilloscopes - Robust and affordable PC based mixed signal oscilloscopes for Windows, Linux and Mac. Isolated USB or networked connection to one or more PCs. Data acquisition, waveform generation and multi-user options available.

A Science Odyssey: Guglielmo Marconi - Another page with marconi history

First radio signal over Atlantic - Description od Marconi's first transmission over Atlantic Ocean

Sunset sunrise moonset - Sunrise, Sunset, Moonrise, Moonset, and Twilight by The U.S. Naval Observatory

Australian Repeaters - Wireless Institute of Australia repeater directory and database, with updates on repeater activities.

RWC Belgium - World data center for the sunspot index

IonoProbe - Monitors the space weather parameters essential for HF radio, including SSN/SFI, Ap/Kp, X-ray/Proton flux, and Auroral activity. IonoProbe downloads near-real time satellite and ground station data, stores information for future use and displays it in a user-friendly way.

Dutch Frequency Database - More then 9000 frequency's about NATO , Police Firebrigades Ambulances Goverment Miletary Navy and Aircrafts.

Radiosgalore - UK Radio Database. full listings of ALL uk radio stations. DAB digital Radio included

UK Scanner frequency database  ^pop - Large frequency database of uk counties, includes forums and reviews

Freq Of Nature - Radio scanning Southern California, online databases, live scanner broadcasts, resources and daily news updates.

atlc - Arbitrary Transmission Line Calculator. - Unix or linux programme atlc calculates the impedance of electrical transmission lines of totally arbitrary cross section.

MeteorSim - HSCW/WSJT meteorscatter/path simulator a first attempt at trying to model meteorscatter events and simulate their transmission characteristics

DataBase Toolkit by AOR - Windows freeware database containing frequencies, locations, and a small logging program capable or recording audio

CQ Callbook - Online Internet Callbook Priority listing - The CQ Callbook makes it easy to find QSL information from web-accessible sources like address and manager databases and country-specific callbooks. The search procedure is quite easy: just enter Callsign and click on the Search buttons.

McQ Log - Logging database with many features, mainly dedicated to SWL logging

CQ Log - CQLog is a powerful logging program for Windows. It provides a comprehensive control centre for everyday on-the-air activities, including: full-featured logging of QSOs; statistics for many awards (for LoTW and eQSL capability); support for QRZ, RAC, GOLIST databases. You can save up to 3 pictures for each SSTV-QSO. Two-way data exchange with MixW2, and DigiPan. Integrates with DX Atlas. Real-time upload of QSOs to eQSL.cc. The program also offers a "contest-mode"; supports CAT systems for YAESU, ICOM, KENWOOD, Ten-Tec. Prints QSL cards, and QSL labels, addresses envelopes.

Mac Antenna Master - Dipole, Yagi, Vertical, Cubic quad, Log periodic, J-pole, coil, and transmission line design package for the Macintosh

PHP WWV Grabber - PHP script to grab and republish the current WWV data on your site

WV7U - Hank's Amp Pages - WV7U YC156 and 3CPX800 amplifier projects. See pictures, schematics, test data, links, and more!

HA8ET Technical & Homebrew pages  ^pop Priority listing - Technical Articles, Homebrew,Test & Measurements, (Returnloss Bridge 1,8 MHz...1300 MHz, 2m/70cm DIPLEXER...) Vacum Tube Databases, VHF-UHF-SHF Power amplifiers,HAM links, electronics links

Microphone Wiring Diagrams  ^pop - Some mic wiring diagrams for ranger realistic alan, cobra, ge, uniden, yaesu, kenwood radios. Diagrams for the microphone connections on many of the common CB radios, as well as some popular Amateur radios.