homebrew atu

G4CQM Homebrew VHF Yagi antennas  ^{updated  pop} - Homebrew VHF Yagi 50MHz 144MHz 432MHz 1296MHz 2320MHz 6M 2M 70CM 23CM 13CM Yagis

Pfeiffer Quads - The Pfeiffer Quad was described in QST and has the desirable feature that it is smaller than a standard cubic quad but does not compromise performance very much. The Pfeiffer design is rather difficult to construct because of the complicated linear loading networks required.

DF3CB BV QSL Management and printing - DF3CB site, contesting, and software BV is a professional freeware software for the QSL Management and Label/QSL Printing under Windows developed and distributed by Bernd Koch, DF3CB, since 1989. It is mainly designed for the contester and QSL manager with high QSL quantities but useful for all other QSL'ing purposes as well. Includes logging features

Parker Country Hamfest 2005 - Parker Country ARC SATURDAY MARCH 26, 2005 $500 Grand Prize

I0QM Bob - Amateur Radio I0QM personal page with station and QSO information. Includes homebrew projects

Stryker Radios - Stryker Amateur radios offer great performance and unique features. We pride ourselves with offering affordable radios that are built with quality and performance in mind.

A Simple Telegraph Key - How To Build Code-Practice Apparatus: A Simple Telegraph Key

An Introduction to FlexNet - Features and operation of FlexNet packet networking software are discussed. Details of the software architecture, RMNC and MS-DOS hardware platforms, applications, user interface, adaptive parameters, and routing techniques are presented.

PA0CMU - Carel - Dutch amateur radiostation operating QRP, includes some DRAKE informations and homebrew projects

Radio City - Radio City features a wide selection of amateur radio equipment from Kenwood, Icom, Yaesu, MFJ and a host of other manufacturers. Visit the store in Mounds View or shop here, online.

Tubes for amplifiers - Sales tubes for amplifiers like GS-23B,GS-31B,GS-35B,GU-34B,GU-43B,GU-74B,GU-84B. Include links to aplifier homebrew projects

Solder-It Co. - manufacture and distribute specialty low temperature solder pastes, butane powered torches, tools and a few other amazing products

Bertech - Distributor of ESD, kapton tapes, high temperature tapes, esd wrist straps, ionizers, ground cords, grounding devices, ESD gloves, esd finger cots, esd workstations, esd rubber bands, esd binders, esd bags, anti static glove, esd rubber bands, no clean solder paste, water soluble solder paste, finger cots, esd mats

China Radio international - The People's Republic of China External Service broadcasts featured programs, commentary and news via FM and shortwave to most of the world's regions using English, German and Spanish.

Kurdistan Regional Government - News, progress reports, reference material and cultural features from the The Kurdistan Regional Goverment

Radio Azatutyan - Armenia

Salon People Counting spies - Salon.com's Article on Numbers Stations

SV2AGW AGWUNDigi APRS Digipeater - AGWUIDigi is a program that help you setup your packet station to act as an APRS Digipeater. Its unique feature is that it is written to take advantage of the Windows XP facilities. Among others can act as Cross Port APRS digi if you have more than a RadioPort. The program is the Perfect Companion to AGWTracker.

SV2AGW AGWTracker - AGWTracker APRS program with lot's of features, map display, and more

B-Log - B-Log is a very simple, free-form logging program that offers useful features for the shortwave or scanner hobbyist, including SWBC listeners, AM-BC listeners, utility listeners, and amateur radio operators. The program is both simple to learn and use, and very powerful.

URLog - Freeware easy to use amateur radio logging software with basic features.

SV2AGW Packet Engine Professional - This is a brand new program based on the well Known "AGW Packet Engine/ AGWPE". It is a special Windows utility for amateur radio packet users that interfaces multiple packet programs and multiple TNCs (Terminal Node Controllers) / modems: lets one TNC be used by more than one packet program, lets one packet program use more than one TNC, lets your sound card be used as a physical TNC or modem, no need to buy a TNC , has an optional 'TCP/IP Over Radio' feature that lets you send TCP/IP data sentences via packet to internet gateways

pTrack - pTrack is a satellite tracking program for the Windows CE / Pocket PC palmtop computer. It was designed with simplicity in mind and does not support all the features found in larger satellite tracking packages.

STK by AGI - Analytical Graphics (AGI) is providing this analytical software program as a freeware. This large program (5.8 MB compressed) has features to help engineers build and operate satellites. A large part of STK has an orbital analysis suite where registration is required.

Small Signal RF Amplifier - A bipolar small signal RF amplifier