internet satellite

QFH antenna for weather satellite band - This article describes how to make a quadrifilar helix (QFH) antenna easily, from inexpensive materials: uPVC plumbing pipe and RG-58U co-axial cable

Handi-Tenna portable satellite antenna - Here is a high-performance hand-held beam antenna that is easy to build and guaranteed to improve your downlink from the LEO satellites over ANY rubber duck or mobile whip

8Q7BO - Kuredu Island Resort - Lhaviyani Atoll - A holiday DXpedition. Done in 2004 planning to return there in April 2006.

ITU: Frequency Allocations - Table of frequency allocations for Amateur and Amateur Satellite Service

F6DGU Olivier Priority listing - Ham-Radio Station F6DGU, satellite communications from Paris France

Remote-Controlled HF Operations - If you can’t get on the air from home, the Internet may provide the answer. By Brad Wyatt, K6WR. Pdf File.

Ham Radio communications can be fun ! - Ham radio activities, from satellite operations, eme communications, dxing and contesting, qsling and direction findings, are just some of ham radio exciting activities

ESA Portal - Calling all radio amateurs Priority listing - Radio amateurs worldwide are being asked to help collect data from the student-built SSETI Express satellite, due to be placed in orbit on 27 September. To encourage them, ESA’s Education department has organised two competitions and is supplying free downloadable software.

The Amateur Satellite Resource Guide - a comprehensive guide to amateur satellite, written by Mike Seguin, N1JEZ in pdf format

Amsat DSP Satellite Transceiver Project - The DSP Satellite Transceiver is a conceptual transceiver designed as a dedicated unit for amateur satellite operators. The initial concept was brought about by the lack of satellite functionality on modern amateur radio transceivers, and the specialized requirements of the ham radio operator who utilizes OSCAR amateur satellites.

G4ILO Receiving weather satellites - If you are interested in the environment, the weather and other natural phenomena then there is something magical about being able to see pictures of the earth from space just as it is right this minute. One way you can do this is by receiving images from weather satellites.

Real Time Satellite tracking  ^pop - Select your favorite satellite and watch its trajectory on Google Maps in real time! Includes ISS tracking, Weather, Geostationary, GPS Military, and of course Amateur radio satellites

Mikra s.r.l. - Surplus - Surplus electronics, satellite receivers, GPS

HamCalc v1.3  ^pop - By G4VWL, HamCalc is collection of calculators for radio amateurs: Antenna ERP calculations. Attenuators. Audio Filter design.Coil Winding. Decibels. Great Circles map and calculator HF Filters HF Traps Metric conversions OP Amps QRA Locator to Latitude/Longitude (and back) Radio Horizon calculator Resonance Satellite orbit calculator Timer calculations (555 timer)Zener Diode calculations

Phase 3D (AO-40) Decoder - This program demodulates the telemetry data signal transmitted by the AO-40 satellite (aka Phase III-D) using the PC sound card

Online Callbook for Internet Explorer - The Online Callbook for Internet Explorer makes it easy to find QSL information from the most popular HAM-radio web sites, such as QRZ.COM, ARRL.ORG, RAC.CA, QRZ.RU, BUCK.COM and OCTAVIA.COM,

CQiNet, linking Ham Radio - CQiNet is a family of programs that combine Ham Radio with the Internet using Voice over IP (VoIP) technology. Two programs are currently in the family, "theBridge" and echoLinux. Thebridge is a iLink/EchoLink compatable conference bridge that runs under various versions of Unix as well as Windows. EchoLinux is a EchoLink client program for the Linux operating system.

EchoMac - Mac Ham Radio EchoLink Client - EchoMac is an apple macintosh client for EchoLink internet radio network.

DF9CY Project Auriga - PA is a JAVA software package containing several programs, SW/VHF/UHF Logbook (imports format from RADIOMAN, VMT), Log conversion to HTML format, Import and export functions for RADIOMAN, CT RES files, BV QSL Labels, CSV etc. Internet DX-Cluster support, Keeps track of your worked Callsigns, Checks your worked Grid Squares per band, Databases for worked Grids and Callsigns Uses K1EA CQWW.CTY country file, Easy command line version for terminal operation Moontracking as clock, Pathloss calculation

Antenna elevator system for amateur satellites  ^pop - Smart homebrew antenna-ELEVATOR system with linear actuator. The actuator is a cheap and heavy tool with high enough torque, ideal for elevation systems, but in practice it needs quite an effort in order to operate correctly in your homebrew antenna system. This page inform you of the actuator's secrets.

Assessing unknown Ferrite Toroids - Ok so you have had a good day at the Rally and you have come back with a carrier bag full of ferrite toroids that "just might be useful for something". How do you find out what they are? Very few seem to be stamped with any indication of their properties, and some are 'painted' garish colours which presumably means something.

Broadband news : Canadian BPL - Hydro-Québec joins efforts to provide high-speed internet service via power-lines

PLT trials in Ireland - The Irish Powerline internet trials have begun in a Town called Tuam in North Co, Galway.

Are you ready for BPL - Broadband over power lines (BPL) is a technique for transmission of high speed data (broadband Internet) over powerlines. Access BPL technology injects radio frequency energy into powerlines which were not designed for transmission of radio frequency energy, and leak substantial energy that causes interference to radiocommunications service

FT-1000MP interface - YAESU FT-1000/MP/MARK V (filed) interface, this one of numerous RTX sound blaster interfaces you can find on the internet, but this one include: FSK KEYING to use with the RTTY port, DVS-2 to use the interface in AFSK mode, this include all digital modes + voice keyer, CW KEYING