- 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.
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
- Spread Spectrum Scene. Radio Propagation notes, with downloadable files.
Popagation studies committeePriority listing
- This page is about the RSGB's Propagation Studies Committee, its work, services and current projects, together with guides to where to find more about matters relating to propagation on the Internet at all levels from introductory to professional. Watch this space!
- The file MEI-10.ZIP contains educational software to evaluate antenna arrays of up to 8 elements. Two types of arrays may be studied: 2D planar arrays (Yagi-Uda, Circular, etc., up to 6 elements) and colinear arrays (up to 8 elements.)
EM Scientific MININECupdatedpop
- MININEC for Windows is antenna modeling tool for the novice, student and hobbyist.