astro countdown clock

The Gain of the Axial-Mode Helix Antenna - by Dr. D.T. Emerson, National Radio Astronomy Observatory (NRAO++). Antenna Compendium Volume 4, pp 64-68, 1995, published by the ARRL.

Famous hams and ex-hams - extensive list of links to biographical info on famous hams, ex-hams, astronauts, cosmonauts, etc.

PE1PKU Peter - technics, radio astronomy, great links, duplex filter

Grey Map - Gray line map in black and white

ARCRON - Manufacturer of radio controlled clocks

Astron - Astron corporation power supplies and accesories

USNO Mater Clock Time - Time reference from USNO, USNO Time in Standard Time Zones,USNO Master Clock Time Animated GIF Clocks, Analog Java Clock, Compute Local Apparent Sidereal Time, Check your local System Clock vs. our Master Clock!

Exact UTC Time - Time Service Dept., U.S. Naval Observatory, Washington, DC

World Time Zone Map - Time zone map by U.S. Naval Observatory Astronomical Applications Department

The World Clock - Real time world clock

EME, SETI, Radio Astronomy and HAMs - Dedicated to building bridges between the EME, SETI and Radio Astronomy Amateur Interest Groups.

Society of Amateur Radio Astronomers - SARA is a dedicated group of people that formed an international society to learn, trade technical information and do their own observations of the radio sky

NASA Astrobilogy - Lots of cool documentation from the astrobiology NASA division, with references to meteors observations

Mt. Wilson Observatory - Magnetogram, Dopplergram Intensitygram by Mt. Wilson 150-Foot Tower Data Images

Catania Solar Images - Daily Solar images taken in Catania Astrophysical Observatory Italy

ASTRO RADIO - Suppliers of Amateur Radio equipment, Antennas, accesories MFJ, Ameritron, Mirage, hardware and software for digital modes.

NSI Communications Inc. - Dealer for Alinco Astron Cushcraft Comet Icom Kenwood Motorola MFJ SGC and Yaesu

Quickyagi - This is the place for downloading the latest DOS version of Quickyagi the freeware yagi modeling program with auto-design & optimize.

BeaconClock - Real-time, schedule of the transmitting times, frequencies, short-path and long-path beam headings for each beacon from your QTH. BeaconClock is for Windows 9x/NT/2k systems.

BeaconClock - Freeware real-time, schedule of the transmitting times, frequencies, short-path and long-path beam headings

Kangaroo Tabor Software Priority listing - HF Communications Analysis and Prediction Tools for Amateur Radio and communications professionals. Featuring: WinCAP Wizard, Beacon-Time Wizard, GeoAlert-Extreme Wizard, ID Wizard, KTS Clock Screen Saver, NERDAlert 2000

Astrolock - MSDOS astronomical clock and celestial tracking program with navigation features

Atomic Web Clock - National Institute of Standards and Technology (NIST). Synchronize your pc's clock to the NIST Atomic clock.

GeoClock - GeoClock shows the current time (based on your computer's clock) with a high quality map of the earth. DOS Win95/98/NT shareware

Radio Clock - Enables you to decode the time signals sent by various LF and HF radio stations in the standard frequency and time service