alan 48 plus

The Galaxy dipole - A very short dipole with a good radiation efficiently plus a respectable bandwidth by S. C. Chuck Smith, WA7RAI

Feeding an End-Fed Antenna  ^pop - End-Fed antennas are NOT balanced systems; but neither are verticals, ground planes, discones, windoms, zepps, Marconis, half-slopers, et al. Additionally, the low-impedance antenna port of your transmitter/receiver is not balanced.

The Clemens Match by W9ERN - Balanced feed with coaxial line by John F. Clemens W9ERN

Balanced Self Matching Feed Line System - KE4UYP designed this Balanced Self Matching Feed Line System for people who want the very best feed line they can have on a Monobanded antenna

Analyzing Three Antenna Analyzers - On this page W8WWV present some measurements he made with three of the popular antenna analyzers. MFJ MFJ-269, AEA CIA-HF, Autek RF-1

Some plain facts about multiband vertical antennas - There is considerable confusion as to what exactly a multiband vertical antenna is. The confusion concerns the method of feed, how much mismatch one can expect, how many radials are required, how the particular antenna is built for multiband use, plus some other points.

Emtech ZM-2 Antenna Tuner Kit - The Emtech ZM-2 Antenna Tuner is a nifty little portable transmatch for QRP (low power). It utilizes the well-known Z-match circuit, which is especially useful for balanced antennas (like dipoles and loops).

Rod's Vintage Radios & Phonos - New Zealand collector living in Tauranga

STØRY - Sudan DXpedition March 2003 - On March 20, 2003, we brought Sudan, one of the most needed and top-ranking DXCC entities, on the air with the call sign STØRY (Sierra Tango Zero Radio Yankee). After some 48,000 QSOs, STØRY became hiSTORY on March 31, 2003.

K5DDJ's 10 Meter Beacon - Operating 24/7 on 28.2485 Mhz transmitting 500mw into a 1/4 wave GP vertical antenna. Location is in San Antonio, Texas

ZL Awards - New Zealand, the information has been taken from the New Zealand Call Book, published annually by NZART

W3HA Carbon Amateur Radio Club - The Club was founded in 1948, and our membership consists of amateurs and radio enthusiasts from Carbon and the surrounding counties of Monroe and Schuylkill.

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

Packaging Radio Equipment for Shipping

SecondHandRadio.com - Classified ads for used and surplus radio equipment. Place your ad with photos for free

Chevron Morse Keys - Each key is individually numbered and has been built by either Kevin M0AGA or retired master engineer Alan G4HCD to exacting standards.

Work AO-51 with your HT - A tutorial on working the AO-51 satellite by using handheld radios.

Wire Free Direct LtD - UK company that's a full-line dealer for wind and solar power systems, plus system design.

ABBA Electronics - Italian dealer for electronic components, toroids, cabling surplus, amateur radio products

HamInfoBar - Ham Radio & SWL Toolbar Priority listing - Free toolbar for radio hams & SWLs: Search QRZ.com, HamCall, FindU.com, Google, Wikipedia, eBay and other useful engines. Check the latest DX spots. Get links to QSL, satellite, forums, propagation, broadcast radio, maps etc. RSS feeds including Amsat & the latest eBay ham specials. Listen to ARRL, RSGB and WIA news & other radio stations. Plus lots of other features!

RTPDir bridge software - rtpDir: rtpDir_for_EchoLink_and_IRLP RTPDir bridge software(Real Time Protocol Director). It can be used on the Amateur bands, Government, commercial and private nets, or direct user to user without any radios connected.

DBFToAdif - Freeware , 3.8 MB executable that allows the conversion of some old DBF log files (DXLog, EasyLog, LogPlus, TopLog, TurboLog TotalHAM92) to the ADIF Format by TRX-Manager authors

Free Sun Power - Free basic and advanced system design tutorials for every component and aspect of solar power. Plus system sizing calculators, battery bank calculators and wire size calculators

A low cost 600 watt ultra-linear amplifier  ^pop - This compact little amplifier is the brain-child of Pat Murdoch, ZL1AXB, in Auckland, New Zealand. It is only 11" wide, 4" high, and 9" deep. Operates for 40, 20, 17, 15, 12, and 10m

Toroid data - Information on toroids, binocular cores, iron powders, ferrite