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Welcome to the Dunestar Systems Web Site!

Dunestar Systems manufactures RF Bandpass Filters, HF Highpass Filters, HF Triplexers, Portable Antennas and Switching Devices for amateur radio and commercial users. We are the originators of HF multiband switchable bandpass filters.

For more information, click any product below.  And, of course, if you have any questions, feel free to contact us!