| Homebrew |
| K0JD's Amatuer Radio Construction Projects |
| QEX - the ARRL Experimenters Exchange |
| Tech Bench Elmers ARS - R&D newsletter |
| Vintage Radio Kit Co. |
| Whiterook Products Company |
| Back to SPARC Homepage |
| If you know of a link not listed here that would be of interest to amateur radio operators, please let us know. Send a note to SPARC. |