circuit cad

Slim-Jim 2m Antenna  ^pop - Drawing and assembling instruciton for Slim-Jim 2m Antenna

Simple active antenna - This circuit shows an active antenna that can be used for AM, FM, and shortwave

Antique Radio Schematics - Specializes in antique radio schematics, circuit diagrams and service data for vintage tube radios. Carries information for American, Canadian and European antique radios.

Radio Club 3 de abril - Comunidad dedicada a la radiocomnicacion 11 mts. de Mexico D.f.

Acadiana Amateur Radio Association - W5DDL, Acadiana Amateur Radio Association, located in beautiful Lafayette, Louisiana.

W6PW Training & FCC Licensing - Academic and research resource focused on Amateur and Commercial FCC Licensing exam preparation

Ham Radio India - Gateway to Indian Radio Amateurs. Resource features Indian amateur news, photos, circuits, articles, downloads, message boards and discussion forums.

O Site do Radioamador Priority listing - Links Nacionais e Internacionais, Caderno de Classificados da Feirinha DIGITAL, Software, Projetos dos Usu?rios e mais in portuguese

QRZ.RU Russian HamRadio Server - Free Russian hamradio server special for radiofanats from CIS. Search engine on callsigns, electronic circuits and hamradio programs in www powered with knowledge base.

The Boatanchor Classifieds - A free service dedicated to enthusiasts of fine tube gear from Amateur Radio's classic era.

Kenwood TS50 web control - This is an academical project to control my TS50 from the web.You can of course listen live real time audio. It is not 24 hours/day ONLINE, but click on the link to know if its connected.

ATV De ik1hgi - Projects and design atv de ik1hgi Progetti, circuits, master, fotos in Italian

F4DAY technical website - ATV and high speed data signalling projects

Sstvdx Net - Portail Radio Sstv info dx news French and English Version

ScannerWorld.com - Radio Scanners Uniden Bearcat, Antennas, CB_Radios, Ni-Cad Batteries, Frequency Books, Accessories, Power Supplies and Cords, FM Two Way Radios, and other Related Merchandise

DSWCI - The Danish Shortwave Club International - "The DSWCI was founded 1956 and has members in 36 countries all over the world. The member bulletin ""Shortwavenews"" is published regularly in english."

Morse Tutor - Morse Tutor is a DOS based program written in C++. It can be used to practice morse code. Various options are available. Morse tutor with Complete Source Code and Binary is available for Download (32KB).

HAMIC - The Ham Intelligent Calculator - HAMIC, is a program designed to simplify a number of calculations commonly used by HAMs. It is designed for the HAM radio hobbyist, but may be useful to others as well. HAMIC has a simple to use, but powerful graphical interface that allows solving simple circuits such as resistors in series or parallel, or more complex circuits such as L networks or T networks. As well, other calculations such as SWR and reactance conversions are supported. Windows shareware.

Electronic symbols - Analog digital symbols, identification of components, units and conversi„n tables for electronics circuits design

7 MHz SSB Transceiver  ^pop - Circuit diagram and discription of 7 MHz Ham Radio SSB Transceiver. Transceiver using two MC1496, 4.43 MHz Ladder filter, LM386, LM324 and IRF840 in final.

Ham Radio Circuits  ^pop - Circuits of SSB Transceiver, AM DSB Transmitter, Antennas, BFO, VFO, 807, FM Mike, Crystal filter and more.

HSCW transmit interface box - Versatile transmit interface circuit

ACWS: Automatic CW Sender by iz7ath - Simple circuit, with a simple push, transmit a memorized Cw messages

Homebrew resources for wireless enthusiasts - PDF resources containing information on low cost ssb,am,cw circuits, which are useful for beginners.

Interface for MS_DSP - Minimal interface circuits for receiver and transmitter audio, also for PSK31