thomann The box PA 12 DSP, User Manual

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Since the interference affects both cores equally, by subtracting the phase-shifted signals, the
interfering signal is completely neutralized. The result is a pure signal without any noise inter-
ference.
1 Signal (in phase, +)
2 Signal (out of phase, –)
3 Ground
1 Ground, shielding
2 Signal (in phase, +)
3 Signal (out of phase, –)
1/4" TRS phone plug (mono, bal-
anced)
XLR plug (balanced)
Plug and connection assignment
PA12 DSP
27