tu tubes

Antenna Design Lab by N4UJW Priority listing - Design and build your own Hf thru Vhf antennas.Contains pictures, plans, parts list of very popular ham antennas along with experimental types.

40 thru 10 Meter Zepp Antenna  ^pop - A modified 20 meter double zepp wire Operating Bands: 40 thru 10 meters (with tuner), basic construction and performance information.

A Practical Antenna for 160 Metres  ^pop - 140 feet of insulated wire, the first half of which (70 feet) is space wound on an insulated tube.

Portable QRP HF Antennas - Notes on the end-fed half-wave antenna, single-band stub-fed EFHW and a multiband EFHW antenna

Super Loop Antenna  ^pop - Superloop III designed by Jim, W4FTU

No tuner HF bands Center-Fed Antenna - HF Horizontal Center-Fed Antenna From W5DXP

TOM'S TUBES - Amp tubes

Webtubes AntiqueTubes - Collectible,antique, Radio Tubes, special purpose and audio electron tubes and literature.

Alfa Tango Portugal - Homepage from Alfa Tango Portugal

Hatfield and McCoy Amateur Radio Association - Friendly Association located in and around Western West Virginia and Eastern Kentucky.

Oregon Tualatin Valley Amateur Radio Club - Special services club offering monthly meetings, training classes and general advancement of ham radio in the Northwest.

Starke, Florida Hamfest - Second Saturday in October at the Bradford County Fairgrounds.

The FT-847 Forum - FT-847 Bulletin Board ! You'll find lots of Information and the possibility to discuss FT-847 related stuff with other competend FT-847 users.

bhi Ltd - Design & manufacture of Noise Eliminating speakers and modules for effective removal of unwanted noise & interference from SSB, HF, VHF, FM & UHF using new DSP technology

PicoScope - Pico Technology have developed a wide range of professional PC-based instruments that offer all the functionality of conventional test equipment (DSO - digital storage oscilloscope, spectrum analyzer, meter), and also many features not normally available in this price range. Available functios are Oscilloscope, Spectrum Analyser, XY Scope, Meter and Measurements

The Continuous Wave D.A.T.V. System - Digital Amatuer Television for Northern New Jersey

VE3XAT SSTV Pictures - SSTV pictures

RK3AF Aurora pages - VHF, ms, aurora, es, photos, audio, link, soft and more.

Amateur Radio Propagation Studies - Amateur radio propagation studies (science, research, engineering, operating) and the BeamFinder propagation analysis software

IonoProbe - Monitors the space weather parameters essential for HF radio, including SSN/SFI, Ap/Kp, X-ray/Proton flux, and Auroral activity. IonoProbe downloads near-real time satellite and ground station data, stores information for future use and displays it in a user-friendly way.

Freq Of Nature - Radio scanning Southern California, online databases, live scanner broadcasts, resources and daily news updates.

DX Activities of ONL5183 - Whith more than 20 years of ham practicen SWL Thierry LOMBRY, alias ONL5183, has written several technical pages about ham activities, including propagation, radio perturbations, radioastronomy, DXing, QSLing, ham-spirit, review of material and more. This very interesting website is completed by a large French section devoted to amateur astronomy illustrated with vivid colors pictures.

4NEC2 antenna modeler  ^pop - 4nec2 is a completely free Nec2, Nec4 and windows based tool for creating, viewing, optimizing and checking 2D and 3D style antenna geometry structures and generate, display and/or compare near/far-field radiation patterns for both the starting and experienced antenna modeler. Can be interfaced to HFwin32 propagation prediction software.

CQ Log - CQLog is a powerful logging program for Windows. It provides a comprehensive control centre for everyday on-the-air activities, including: full-featured logging of QSOs; statistics for many awards (for LoTW and eQSL capability); support for QRZ, RAC, GOLIST databases. You can save up to 3 pictures for each SSTV-QSO. Two-way data exchange with MixW2, and DigiPan. Integrates with DX Atlas. Real-time upload of QSOs to eQSL.cc. The program also offers a "contest-mode"; supports CAT systems for YAESU, ICOM, KENWOOD, Ten-Tec. Prints QSL cards, and QSL labels, addresses envelopes.

HA8ET Technical & Homebrew pages  ^pop Priority listing - Technical Articles, Homebrew,Test & Measurements, (Returnloss Bridge 1,8 MHz...1300 MHz, 2m/70cm DIPLEXER...) Vacum Tube Databases, VHF-UHF-SHF Power amplifiers,HAM links, electronics links