Carvin MX601 Instruction Manual - Page 23
convective
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Do not load the MX641's amplifier below its rate minimum impedance (2 ohms). To achieve this you may have to utilize parallel, or series speaker connections. Please see the following diagram for the difference between series and parallel connections. 4 OHMS 16 OHMS 8 OHMS PARALLEL SERIES SERIES-PARALLEL The actual formula for calculating parallel impedances is Z parallel = 1Z1_ + ..1 Z, + _ 1 Z3 .4_ • •• _Z1n The formula for series impedance is Z series = Zi + Z2 + Z3 + . . . Zn If you have any questions regarding how many speakers you can run off your amplifier, please do not hesitate to call CARVIN. We will be more than happy to help you determine if you are operating your amplifier properly. 7. AMPLIFIER COOLING FINS- These are the cooling fins for convective cooling of the power amp. You should be sure to provide at least 4" space at the rear of your mixer (when using it against a wall) to provide for sufficient cooling. Cooling air is drawn through the ifns and ventilated at the rear of the mixer. 3-17