visual basic

DL9MEU Antenna projects - Basics for a good Antenna:``Only if you can hear it, you can work it!``Symmetric antennas save a lot of trouble.``No traps - no radials - no loading coils.

40 thru 10 Meter Zepp Antenna  ^pop - A modified 20 meter double zepp wire Operating Bands: 40 thru 10 meters (with tuner), basic construction and performance information.

DIY Basic Electronics and Antennas - DIY Basic Electronic Theory, Basic Antenna Theory with Antennas built from common materials. What does SWR really mean. Baluns from transmission line.

Dipoles - The simple dipole is perhaps the best antenna for consistent performance. Basic page on dipoles by G3PTO

Understanding the Hexbeam - G3TXQ pages focuses on understanding the HexBeam antennas. Basics, dimensions, multi band issues, antenna modeling.

2 Meter J-pole from 450-Ohm Ladder Line  ^pop - Great first time J-pole project. Covers most of the basics. This small and thin design also makes it good for several stealth applications.

The Lattin 5 Band antenna  ^pop - The antenna was named for W4JRW who invented it and holds a patent on the basic principle and uses quarter wave stubs, 80, 40, 20, 15 and 10 meter bands

Longwire antenna basics  ^pop - basic notes on building longwire antennas for medium waves

Integrated Publishing Basics - Radio wave propagation, Principles of transmission lines, Antennas

Antenna basics  ^pop - Basics by From Ian C. Purdie, VK2TIP

Basic Antenna Theory  ^pop - Basic antenna theory by sub-TV

FAQs - Basic Antenna Theory - Faqs and antenna basics

Radiation and scattering - Basic antenna theory, Antenna directivity and effective area, Antenna arrays

HF Wire antennas - About HF Wire Antennas for field day or any day a basic wire antenna article by VE3NXB

UK Citizens Band radio - United Kingdom CB information from beginners basics to technical data

9A7A Contest Team - Contest team 9A7A, basic info and photos about our activities

DL7PZ Visualradio Germany - Peter's AOR 5000 Visualradio (java version) in Berlin, Germany

So you want to be a dxer - Basic tips for DXing

Introduction to Radio Astronomy - Starting point for some basic facts about radio astronomy, what radio astronomers do, how radio telescopes work, and the kinds of research done with radio telescopes.

Solar Weather - Basic information compiled and copied from NOAA SEC explaining and showing current solar weather conditions affecting amateur radio.

Introduction to VHF Propagation - Understanding basic VHF and UHF propagation, eskip, Backscatter, Meteor Scatter and more

VisualMS - presentation of a visual method of working MS by displaying incoming dots & dashes of high speed morse code bursts in real time, reading letters directly off the screen by EB4GIA and EA4EOZ

UISS Windows UI-Packet Program  ^updated - Freeware program, special and easy to use packet program for communicating with ISS, PCSat and other 'compatible' sats. Can also be used for basic normal packet.

Axis Spectrum Analyzer - Axis Spectrum Analyzer allows you to record audio along with sincronized 31 band spectrum analyzer readings from any audio source to be inputed into Macromedia Flash movies in an easy to integrate way. The software can also be used to display real-time audio with customized visuals on video devices such as projectors, tvs,etc.

Radio receiver dynamic range - The basics of radio receiver dynamic range performance used for specifying the performance of radio receivers used in radio communications systems.