long range wifi

8el 50Mhz / 70Mhz Dualband Yagi - Only just over 6 foot long, a compact 8 element dualband Yagi for 6 and 4 meters band. No traps or coils, no matching required. Simple to build by G0KSC

Magnetic longwire baluns 1:9 - This Magnetic Longwire Balun (MLB) makes it possible to efficiently use a coaxial lead-in cable with all forms of longwires, T-forms or other types of wire antennas, without the need for an antenna tuner.

RF choke or 1:1 balun - RF Choke to prevent hf currents on the feedline or...1:1 Choke Balun, sometimes called the "UGLY BALUN"

LA1IC Coax-Fed slooping longwire - Simple, inexpensive and easy to erect, this antenna provides directivity, low angle radiation and a small gain on a number of HF bands.

Duoband DK7ZB-Yagis 2m and 70cm - These Yagis cover the range of 144-146MHz on 2m and 430-440MHz on 70cm. They can be used for alle modes (FM and SSB/CW). On both bands the SWR is good across the whole band.

Cushcraft Trap - Coaxial Capacitor Repair - Repairing coaxial capacitor on cushcraft trap. Parts are no longer available from the manufacturer, home repair is the only option.

How to extend your Wireless Network - How to extend your Wireless Network by building a 2.4 gHz wifi cantenna

HDSCS Hospital Disaster Support Communications System - A group of ham operators in Orange County, California that has supported over 30 hospitals since 1980. Includes information on how hams can provide hospital support in their own areas.

K9OZ - An attempt to explain why I love this strange hobby

Valcom - Valcom Guelph specializes in the design and manufacturing of a full range of MF Beacon 100 KHz - 600 KHz, AM Broadcasting 540 - 1700 KHz, HF 1.8 - 30 MHz, VHF 30 - 300 MHz and UHF 300 - 1,200 MHz and SHF up to 6 GHz antennas based in Canada

PSI Antennas - Antennas for Broadcasters, PSI manufactures a complete range of slot antennas for UHF television broadcasting

RYMSA - The RYMSA Corporation designs, manufactures and distributes a wide range of sophisticated antennas and components for the telecommunications industry supplying technical solutions tailored to the needs of its clients around the world.

Satellite for Beginners - Learn how to start using ham radio satellites for your DX contacts, PDF presentation by Dave Long ZS5FR

Explanations of LDE - 15 possible explanations for Long Delayed Echoes by University of Oslo

Long delayed echoes in EME - The following discussion about the long delayed echoes (LDE's) on the EME signals

LDE Resolved - Long delayed echoes resolved By Ailean Mac an Daroch

Long Delayed Echo Radio Phenomena - Article on LDE by Robert Dinse

LDE Reports - Long delayes radio echoes reports

Generation of Long-Delay Echoes - Different theory models to explain generation of long delayed radio echoes by D. B. Muldrew

WM5R Long Delayed Echoes - WM5R presentation of Introduction to Long-delaye echoes and theories among this propagation effect.

Wapedia: Long Delayed Echoes - About Long-delayes radio exchoes at wapedia

Dynamic range measurements - Comparison of FT-1000D FT-736R FT-817 FT-847 FT-897 IC-765 Orion TS-2000 Spectral purity of a continous carrier, of a SSB and CW signals

European monitor post - This blog is about utility and military monitoring in the HF/VHF/UHF range.

AussieScanners.com - For all your Radio and Scanning information in and around Australia. Online feeds, various links, heaps of information. Come and join Australia's Premier Radio Scanninf Forum

Receiver Dynamic Range  ^updated - Receiver dynamic range is the ability of a receiver to receive a weak signal without loss of readability while a strong signal is present.