Technical Publications

SOUND FREQUENCY WAVE LENGTH By: Don McClatchie All signals both RF and Audio are electromagnetic waves that travel down wires or through the air and they all have a wavelength. The wavelength of any frequency is the distance any frequency travels in the time of one cycle.

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RADIO OPERATORS ALPHABET Sometimes Radio transmissions can cause some kinds of speech to be unclear, that is the pronunciation of some letters when spoken on the radio can be garbled or mistaken for other letters. The reason for this is the bandwidth restrictions imposed by the

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RADIO TEN CODES           Radio communication networks have always suffered from a half duplex (one person talks at a time) problem. Unlike cell phones or other telephone communications that are full duplex where you can simultaneously talk and listen at the same

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