icon base

J-Pole theory  ^pop - The J-Pole antenna is an omnidirectional antenna that can be used for base, mobile and field day stations. It does not need a ground plane, radials or a complicated matching system. The J-Pole can be cheaply, simply and quickly constructed using a variety of techniques, some of which are discussed in this article.

Oscar Kilo Dx Group - 11m radio Oscar Kilo dx group HQ based central Uk

NAVAIDs and Real Property Requirements - The Impact of navigation aid systems on Air Force Real Property requirements

Young Amateur Radio Operators Club (YAROC) - Bedfordshire and Hertfordshire, UK-based group for young radio amateurs. Includes club information, online registration, guestbook and links.

Boyer Valley Amateur Radio Club - Boyer Valley Amateur Radio Club (BVARC) was started in 1993 with 5 members. We currently have 40-45 members. The Boyer Valley Amateur Radio Club is a "Not for Profit Association of Amateur Radio Operators" based in Harrison county, Iowa.

USCG Navigation Center DGPS - Differential Global Positioning Service (DGPS) is a land-based augmentation system that receives and processes signals from orbiting GPS satellites, calculates corrections from known positions and broadcasts these corrections via a Medium Frequency (MF) Transmitter to DGPS users in the Broadcast Site’s coverage area.

AGL Ham Store - Antennas, antenna towers, coax cables, lightining protection, wattmeters, power supplies and accessories dealer based in Texas

Shopsolo.com cb radios - Small family run business based at London Heathrow and Poole which covers UK CB radio enthusiast Stock a range of CB radios and CB radio aerials and multiband radios and CB mounts and accessories.

J. N. H. Distribution - J N H Distribution - We are a company based in South Carolina. We are an electronics company with 13 years experience in sales and service.

B.J.Electronics  ^updated - We offer uniden radio scanners and radio scanners mobile ,base station antennas ,low prices,free shipping in the U.S.A

Swiss Radio International - An online database of Swiss Radio International shortwave and satellite frequencies and schedules which may be searched by language, target country and/or region.

HamBase - Database of all radio amateurs in Norway

Ham Profile - This database is not a logging program. It is intended to collect information about the HAMs that you know. You just record the call sign and name of a HAM that you meet. Later you can use QRZ to look up the call sign to validate that it matches the name.

All in One by WD8KNC - Windows based contest logging software with multiple functions like antenna rotor control, dx cluster, cat control, voice and cw keying, supports many data modes, qrz lookup, pirint qsl and labels, mapping and more

Morse Code Madness - A freeware windows based Morse Code program written in Visual Basic 6 with source code freely available! The program uses DirectX DirectSound for some features. You may download the source code and/or the executable at the bottom of the page.

Koch Method CW Trainer - Based on the Koch Method as described by David G. Finley, N1IRZ, this software allows you to start out at the full speed you want to achieve by learning two letters and adding an additional letter once you reach 90% proficiency.

Virtins Technology - Offer PC based virtual instrument for electronics enthusiasts, students and professionals, including full-fledged sound card real time Oscilloscope, Spectrum Analyzer and Signal Generator.

MixW More Icons - A collection of extra Icons for the superb MixW programme.

QRG_DB1 - QRG_DB is a database for the Palm OS computer to control a Yaesu FT-817 Transceiver via the CAT interface

Spectrum Commander - Scan*Star Spectrum Commander is the software of choice for radio enthusiasts who desire advanced computer control, comprehensive database management features and support for a wide range of radios and decoders.

Win92 - PRO-92 Software - Win92 - Windows-based data management for the Pro-92/2067 trunking scanner

SIGINT Systems - SIGINT Systems. Provides the Harvester database system, a professional SIGINT Collection toolkit for radio enthusiasts.

DigChip IC database - DigChip is a provider of integrated circuits documentation search engine, it's also distributor agent between buyers and distributors excess inventory stock.

80m SSB & CW transceiver - The 80m SSB & CW transceiver design is based on an already proven concept used in ATLAS amateur transistorised transceivers from 70's

144 MHz preamplifier with BF981 - Design of a preamplifier for 144 MHz with 1 dB NF and 23 dB gain using BF981. This amplifier is using a low cost silicon MOSFET (BF981 from Philips) to give more than 20 dB gain with around 1 dB noise figure on 2 meter.