Antennas : Tuners
- What tuners do
- How atenna tuners works and what are real effects on feed lines and maximun power output by G3TXQ
[ Hits: 1373 | Votes: 2 | Rating: 10 ]
- QRZ Call Sign Server
- Call Sign lookup by QRZ.com
[ Hits: 30669 | Votes: 85 | Rating: 6.78 ]
- IARU Web Site
- The International Amateur Radio Union
[ Hits: 944 | Votes: 0 | Rating: 0 ]
- Royal Signals Amateur Radio Society
- The Amateur Radio Society of ROYAL SIGNALS (British Army), 1550 Members. MERCURY Journal issued three times a year (Editor G3NVK) Regular (daily) Nets. Awards and Contests. Own QSL Bureau. E-mail List Server open to all. Regularly updated Web Site (Web Master G3NVK) includes EASYMAIL facility, Guest Book, Photo Gallery, Society Rules, Military Museums.
[ Hits: 1370 | Votes: 3 | Rating: 9 ]
- Slovenia - ZRS
- Zveza Radioamaterjev Slovenije
[ Hits: 607 | Votes: 0 | Rating: 0 ]
- FCC's Amateur Radio page
- Amateur radio Services by the Federal Communications Commission.
[ Hits: 6183 | Votes: 4 | Rating: 6 ]
- FCC Forms Available via Internet
- Many official FCC forms available in Acrobat PDF format.
[ Hits: 1343 | Votes: 1 | Rating: 2 ]
- US Amateur Radio Frequency Allocations
- US Amateur Radio Band Plans by ARRL
[ Hits: 2532 | Votes: 1 | Rating: 10 ]
- Dunestar Systems
- Manufacturer of single band and multiband transceiver bandpass filters for HF. High pass filters, two radoi headphones mix and switch, 6 meter portable antenna, antenna remote switching and steering.
[ Hits: 1344 | Votes: 2 | Rating: 1 ]
- Antenna Rotator System
- The ARS will allow to control any antenna rotator (Azimuth & Elevation) from a computer. Even if you are only interested on HF arrays, the ARS will allow it. Supported from most programs as CT for DOS, tracking programs.
[ Hits: 17142 | Votes: 32 | Rating: 6.09 ]
- Beginners Guide to Ham Radio
- What is Amateur Radio ?. Things you can to do with amateur radio.
[ Hits: 26994 | Votes: 27 | Rating: 5.41 ]
- Introduction to packet radio
- Why Packet Radio? Could be, You are Missing Something Funm, by Greg Jones, WD5IVD
[ Hits: 4944 | Votes: 2 | Rating: 10 ]
- SPACEWARN Bulletin
- The SPACEWARN bulletin is intended to serve as an international communication mechanism for the rapid distribution of information on satellites and space probes.
[ Hits: 696 | Votes: 1 | Rating: 10 ]
- NAVSTAR GPS Timing Operations
- NAVSTAR GPS Timing Operations, USNO GPS Data & Information Files Global Positioning System Overview Current GPS Constellation, GPS Time Transfer Operations, GPS & Glonass Satellite Visibility
[ Hits: 715 | Votes: 2 | Rating: 6.5 ]
- Celes Trak
- NORAD Two-Line Element Sets, FAQ, and related informations.
[ Hits: 701 | Votes: 2 | Rating: 10 ]
- Radio Propagation
- Spread Spectrum Scene. Radio Propagation notes, with downloadable files.
[ Hits: 2117 | Votes: 0 | Rating: 0 ]
- PIC Microcontroller Books from Square 1
- "Learn about PIC Microcontrollers from our Books ""Easy PIC'n"" and ""PIC'n Up The Pace"" See tables of contents for our books at our web site."
[ Hits: 916 | Votes: 2 | Rating: 4 ]
- QRZ Cdrom Shareware
- Shareware and Freeware HAM radio software by QRZ.COM
[ Hits: 4074 | Votes: 8 | Rating: 5.25 ]
- Radio Propagation & Diffraction Calculator
- This is a radio frequency propagation calculator for the transmission path between an RF transmitter and a receiver.
[ Hits: 22941 | Votes: 44 | Rating: 3.25 ]
- 40MHz Frequency Counter Module
- Design for a very low cost 6-digit frequency counter module using of the shelf components
[ Hits: 2094 | Votes: 4 | Rating: 3.5 ]