basic oscillator

Antenna Basics - Article designed to answer basic questions about antennas

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

K4EAA's Screwdriver Antenna - A basic screwdriver antenna for the mobile

Crossed-Wire HF Antenna - This Crossed-Wire Electrically-Steerable HF Antenna, capable of transmitting signals over the entire 1.8 to 30MHz HF range, and capable of receiving signals at much lower frequencies is basically a crossed centre-fed wire system, consisting of four thin wires brought to a central mast by G3YNH

Wireless for the Warrior - The history of British Army Radio, n this web site you will find basic technical descriptions and photographs of many vintage radio sets once used by the British Army

FCC Bandplan  ^pop - FCC Frequency Bandplan even if outdated is a good starting point to have a basic frequency list

9H1CD - basically a personalized homepage of my station including pioneer work in various modes of propagation to Mediterranean shores and to continental Europe.

WB8SXZ Kenneth - Basic site with links to amateur radio information and scanner info

SDR-Kits.net - USB-Controlled Synthesizer for Softrock RXTX and Local Oscillator Applications

Basics of Radio Astronomy - This workbook was developed to support training for the Goldstone-Apple Valley Radio Telescope, but is a resource applicable to all radio astronomy.

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.

Getting started on EME - How to get started on EME, with audio clips and lots of useful information for beginners by N1BUG

Meteor scatter basics - Working DX on a Dead 50MHz Band using Meteor Scatter, by Palle Preben-Hansen, OZ1RH

A Code Oscillator Set - How to build a code-practice apparatus to learn morse code

Australian QRP Home Page - Short basic informations on QRP

The Adcock HF RDF Antenna - The Adcock antenna has been used for a long time for RDF. It is basically an interferometer.

The FAX and SSTV Corner - SSTV Fundamentals, frequencies in use for SSTV and many SSTV related infos, includes Fax basics

Basics of Radio Wave Propagation - Exaustive introduction to radio wave propagation, includes a very detailed glossary on common propagation terms, composed by AE4TM.

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

Yagi-Uda - Design and optimize Yagi antennas. Ol GW Basic program for dos.

Voice Descramble - This program descrambles band inverted encrypted transmissions, usually found on VHF/UHF. It uses a NCO (numerical controlled oscillator) to re-produce the originally inverted audio band.

GridX - GRIDX, a BASIC program that calculates grid squares and Great Circle headings and grid.exe, a grid locator calculator

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.

FTBasic  ^pop - FTBasic is a CAT control program for Yaesu radios FT100, FT817, FT847, FT1000MP Mark V and FRG100

Coax and Feed line Information - Coax & Feed Line Basics and coax loss information