Noted author Joerg Klingenfuss has produced a second audio CD set with recordings of 120 new emission types. This 2½ hour, two audio CD set allows rapid access to the typical sound of all conventional and exotic shortwave transmission modes. Connect your audio CD player to your teletype decoder to practice tuning these modes. Synchronization is perfect as a result of digital recording techniques. This Set Two consists of audio CD three and four. An eight page document accompanies the CDs.

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