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Old 26-Dec-2014, 3:22 PM   #2
Antennas Direct Tech Supp
Join Date: Jan 2010
Posts: 2,942
The CM0747 is not an amplifier, it's a power supply for use with certain Channel Master preamplifiers including the discontinued CM 7777 & CM7778 models. The CM0747 cannot be used by itself, it must be used with a compatible masthead amplifier.
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