HEATKEYS

filter design software, filter design program, electrical filter design

This is a discussion forum for amateur radio operators

- eHam.net is a Web site dedicated to ham radio (amateur radio).

A site dedicated for the AM Radio Amateur and vintage radio. Home of the AM Press/Exchange, The AM Forum (the largest BBS of it

Instructables is the Biggest How To and DIY community where people make and share inspiring, entertaining, and useful projects, recipes, and hacks.

Amateur Radio Station K8CU with well documented technical construction projects and useful techniques for all radio amateurs worldwide.

International Electronic Discussion Forum: EDA software, circuits, schematics, books, theory, papers, asic, pld, 8051, DSP, Network, RF, Analog Design, PCB, Service Manuals

Free Electronic projects, schematics, diagramms, pcb, free electronic software and hobbilist electronics resources, electronic community and much more

GroupDIY - Index

DX Zone directory with 15000 Amateur Radio links, about Ham-Radio radio scanning, cb radio and shortwave listening, antenna homebrew projects and a complete radio software collection. Include a free classified ads, ham radio reviews and operators di...

This is the official page of the Homemade RadioContest. This is a receiving contest for builders of radios. The aim of this contest is to promote competition among builders and have a place that builders can show their radios.

Online shopping for the largest selection of electronics, home furnishings, video games, baby gear and more. Shop online and save money to live better, at Walmart.com.