power transformer calcul

Amateur Vertical Antenna Calculator  ^{updated  pop} - This calculator is designed to give the vertical length (height) of a particular antenna, for the frequency and wavelength chosen.

What tuners do - How atenna tuners works and what are real effects on feed lines and maximun power output by G3TXQ

Power House's CB Page - A little information about me and my equipment, loads of useful links to just about everything CB radio related. Features a tune-up section for just about every PLL controled radio out there. Drop by, you won't be disapointed!

Amateur Radio RF Safety Calculator - This is a main beam power density estimation program intended for use as part of a routine evaluation of RF safety compliance with FCC regulations.

QRP-L Mailing List - Low Power Amateur Radio Discussion

alt.radio.pirate - Low power AM/FM/TV pirate broadcasting.

Workman Electronics - Amateur radio accessories, power supplies, tvi filters, speakers, microphones, swr meters, preamplifiers, switches, cable and connectors,

HENRY Amplifiers  ^pop - Henry Radio amplifiers for HF & VHF UHF Amateur and-or Commercial-Industrial use

Comet Antennas  ^pop - Distributor for COMET and MALDOL brand antenna products designed, manufactured in Japan. Distributor of DAIWA brand RF SWR/power meters and switching power supplies.

Wilson Antenna - Welcome to the web site of Wilson Antenna, Inc., manufacturers of the worlds most powerful CB antennas for the automobile and 18 wheel tractor rigs.

WIMO - All kinds of antennas, RF connectors, radio transceivers and accessories like power supplies, morse keys, lowpass filters and so on.

RMS international - RMS International, italian distributor of Alcava batteries and power supply, since 1975 manufacture power amplifiers, watt meters, antenna tuners, TVI filters and other accessories for hams and cb radio

Alinco - Alinco amateur radio transceivers manufacturer. HF Radios, Mobile transceivers, VHF UHF handhelds, receivers, scanners, power supplies and accessories

AEA - AEA Technology Inc. is a pioneer and leading manufacturer of RF and cable test equipment for the wireless, Telco, CATV, NMR & MRI, RFID, telemetry, aviation, commercial, military, and two-way radio industries. Produces SWR Meters, Pre Amplifiers, filters, power meters and antenna testing products

Midland - Midland Consumer Radio, Inc. is one of the most experienced and respected names in radio equipment. Midland offers the broadest line of CB transceivers in the industry, Amateur radio transceivers, VHF marine transceivers, VHF power amplifiers, and RF equipment for the broadcast industry.

Distance and Bearing Finder - This service uses data from the US Census and a supplementary list of cities around the world to find the latitude and longitude of two places, and then calculates the distance between them. It also provides a map showing the two places, using the Xerox PARC Map Server.

Powerwerx - Cables, wires and related accessories, batteries and chargers

Radiodan - W7RF - BIRD RF power measuring, new and used, HENRY RF power amplifiers (used HF amps), TOHTSU coaxial relays, SAMLEX power supplies, RFI chokes reduce interference, Parts parts, tubes, Used amplifiers, radios, antennas and accessories, Los Angeles, CA.

Antique Electronic Supply - Antique Electronic Supply has a complete line of vacuum tubes. We feature Svetlana vacuum tubes for amateur radio, broadcaasting and audio applications. We have over 700,000 new old stock tubes to choose from. We also have a complete line of transformers, featuring Hammond and One Electron. Capacitors, resistors, parts, books, etc. Most orders shipped within 24 hours. Major credit cards accpeted. E-mail for free catalog!

M*Log - Features contest mode and powerful configuration & reporting options. Commercial

Swisslog - SWISSLOG is a Freeware powerfull Logprogram for the sophisticated Ham. Due to its flexibility it covers all requirements. Run under Windows and DOS and support external devices, dx cluster, reporting and many features.

DXtreme software - DXtreme Software produces powerful and easy-to-use logging applications for radio enthusiasts such as Amateur Radio operators, Shortwave DXers, Shortwave listeners, Broadcast band DXers, VLF DXers, VHF, UHF, and TV DXers

DX 4 Win  ^pop - DX4WIN is an easy to use, yet powerful logging program for every ham. It has been designed for the the serious and the casual DXer.

Radio Propagation & Diffraction Calculator  ^pop - This is a radio frequency propagation calculator for the transmission path between an RF transmitter and a receiver.

Inductors and Transformers - Solenoids, variable inductors, electromagnetic induction, transformers theory at G3YNH