Page 14 DNA Series — DNA20 Operating InstructionstaxConnecting To Your Amplifier: Bridged (Mono) OperationPairs of channels may be independently bridged — channel pair 1+2, and/or channel pair 3+4.The method is the same for both channel pairs:Select the required bridged mode using the rear panel switches (see page 16 for moreinformation).Use Channel 1 or 3’s Output Speakon connector and connect as follows:Pin 2+: HotPin 1-: ColdWhen operating in bridged mode, the minimum impedances are doubled.The minimum load in bridged mode is 4 ohms.