Surf these sites: Alpha Delta Communications -- Manufacturer of Alpha Delta DX-SWL Sloper, antenna switching systems and protection systems. DWM Communications -- Publishes "50 Ways to Improve Your Shortwave Listening" and also manufactures SWL and ham radio kits including the TinyTenna, a wide band active antenna for longwave to VHF, the Signal Trap outdoor shortwave antenna, a ham QRP transmitter, and an antenna tuner. Dressler -- Dressler specializes in the design and manufacturing of electronic RF Power systems for Semiconductor-, Plasma-Processing, EMI-testing and Medical applications. Also makes the ARA range of active antennas. Kiwa Electronics -- Performance MW & SW Air-Core Loop Antennas, speciality receivers and equipment add-ons, IF and rejection filters, antique radio tubes, receiver upgrades to AOR, JRC, Lowe, Sangean/RS, Icom, and Yaesu Mark''s Concise List of DXing & Electronics Experimentation Web Links -- These links, and the cyberplaces to which they lead, should keep radio enthusiasts busy for hours at a time. Please feel free to send any comments and updated link information Nordic Shortwave Center -- Lots of information about easy-to-build antennas for receiving short wave and medium wave radio stations. North Country Radio -- Active antennas, AM/FM transmitters, and electronic kits of all kinds. Select-A-Tenna Products Page -- Intensitronics Corporation is the manufacturer of Select-A-Tenna AM radio antenna products since 1971. Short Wave Radio Receivers and Active Antenna Designs -- Active antenna construction, reviews (AOR 7030, SONY ICF-SW7600G, JRC NRD535D), MW performance comparison (ICF-SW1000T, ICF-SW7600G, ICF2010), Grundig 700 file (FAQ), a PC Receiver by Nick Hall-Patch Shortwave Antenna Notes on Universal Radio''s DXing.com -- Joseph J. Carr, has created a series of articles on antenna topics, among them theory, feed lines, grounds, bandpass filters and loop antennas. Terk Technologies -- Terk Technologies manufactures antenna systems for AM, FM, TV, and cellular telephone. Van''s Think Tank -- A good collection of links to both shortwave, mediumwave and longwave antennas, with a direct link to the VEA MW-1812 inductively coupled loop antenna and product review. Wellbrook Communications -- Active Loop directional Antennas for short, medium and long wave DX listening. Suitable for small gardens.
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