Valve Data Sheets
- This web page has full data sheets for a number of commonly used valves. Most are Eimac and include the 2C39A, 3-500Z, 3-1000Z, 3CX1500A7, 3CPX5000A7, 3CX5000A7, YC156, 3CX15000B7, 4CX250B, 4CX250A, 4CX1000A, 4CX1500B, 4CX10000J etc. These are not avialable on Eimac's web site in full - only brief notes.
- everything RF is a web portal for RF & Microwave Engineers providing News, Design Articles, Information on new products and a component search engine which helps you find the RF & Microwave Components that are right for you.
Yaesu FT-817 discussion group
- Members discuss the operation of and modifications to this outstanding QRP rig that covers 160m 70cm with all modes. Site contains a large database of FT-817 FAQs and data files. Antennas, tuners, and power sources are also covered as related to this ultra-compact transceiver.
Electronic DX Press
- Founded in 1995, a Club with a worldwide membership, administered from Australia. Shortwave, digital broadcasting, Australian medium-wave and FM, equipment. E-mailed "World Broadcasting Magazine", messaging forums, regular radio programs, extensive resource library.
- "Australia's newest and friendly Club for shortwave listeners - broadcasting, utility, TV, VHF, ARO, clandestine. Free membership. On-line messaging - members across Australia. Weekly free magazine ""Australian SW News""."
- Quality logging software for the Radio Amateur & SWL, real-time and post-event QSO logging,log analysis and reporting, QSL label printing, country status display, rig control, import of logs, interface to CallBook CD-ROMs
- Logging software designed solely for Windows 95/98/ME/NT4/2000. The Author G0CUZ provides this software free to use by all Radio Amateurs and SWL's in true Ham Spirit.