analyser aerial

An effective 3 band Wire DX aerial - A 3 band dipole for 10 15 and 20 meters band by Mel G4WYW

Vertical antenna for 20-15-10 m  ^pop - This is a vertical multiband antenna made up of several aerial elements lambda/4 length, feeded with just a coaxial cable in French.

A comparison of commercial 4m verticals - Ian Hogan G6TGO has recently tried out two different commercially-built vertical aerials for 4m, and has prepared this article to share his findings with us.

Four metre whip antenna - A homebrewed whip aerial for 70MHz by m0jrq

CobWebb multiband antenna - Cobwebb antenna a homebrew project with pictures and a few notes about this 5 band aerial by G4ZFQ

Dipole antenna - Overview, summary, tutorial about the dipole antenna or dipole aerial that is widely used on its own and as the basis for other antenna designs.

The HB9CV antenna - Basics and principles of the HB9CV antenna by Rudolf Baumgartner. This antenna join electric advantages of the two elements direct feeded aerials with the mechanical advantages of the Yagi antennas, in French.

10m Halo antenna project - This aerial is designed to fit into a small attic, loft or roof space, or even into the garden shed by Roger Powell G0AOZ

VLF-LF and the Loop Aerial - The article discusses the theory of loop aerials for receiving and how they reduce the level of local noise by Lloyd Butler VK5BR

Magnetic loop for 40 meters - Mag Loop aerial for 40mtrs. Diameter is 3 Mtrs. Rotator and tuning with pictures.

HF antenna for high rise dwellers - If you have ever tried transmitting on HF from a tall block of apartments, where it's just not possible to erect a substantial aerial system, then this article is for you by Mel G4WYW

10 m Aerial Matching Unit - This simple matching unit will allow a 10 meters aerial to be used right across the 10m band without the need to physically adjust the elements, and offers a virtual 1:1 VSWR at 50 ohms impedance to the transmitter.

Antenna Tuning Units for better reception - For good Short Wave reception long aerial really is required to dig those distant stations out of the ether.

Flat plate aerial for 23 cm - This is a simplified design for /P aerials yet offers about a +12dBd gain on 23 cm

M5AML John - M5AML - SSTV, Aerials (antennas), SSTV, Rallies, UK prefixes

K7SFN Frank - K7SFN personal page with some projects and pictures of his aerials

Scientific Surplus - Buy, sell and trade electronic and scientific instruments. Oscilloscopes, microscopes, signal generators, RF equipment, short & long wave radios, meters and wattmeters, detectors (radiation, metal), spectrum & network analysers military equipment

ACARS Analyser - Designed to work with all the major ACARS data capturing programs and enable users to get a complete picture of all the aircraft in there database, where they go and what they have done in the past.

USAPhotoMaps - Free Windows APRS Client with capability of downloading free aerial photo and topo map data.

EIS Spectrum Analyser - Freeware program for analysis and simulation of impedance spectra

Track down television interference - Nearly half of all reception problems are due to deficiencies or faults in the television receiver, the aerial lead or the aerial. This article will help you to check whether the problem you are having is due to one of these causes.

The simple man's Spectrum Analyser - An easy to build spectrum analyzer

Noise Figure Meter with a Spectrum Analyser - A relatively simple automatic Noise Figure (NF) meter was developed which is using a spectrum analyser as the receiver and logarithmic power detector.

2.4GHz Spectrum Analyser - This is a simple project that allows you to monitor the 2.4GHZ band in your immediate vicinity.

Homebrew Vector Network Analyser - Homebrew project of a vector network analyser VNA by N2PK