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Do you need some help on the various modes: FAX, RTTY, PSK, CW, and so on? Looking for an easy to understand book for beginners in the digital modes? Have a look at ARRL's HF Digital Handbook, Third Edition, # 9159 It describes all the digital modes, how to set up a digital station, and has a complete technical specification on all of the digital modes. We are selling also a CD-ROM with all the sound files of more than 50 digital modes. Send us an e-mail and ask for details.
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