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
2 Ground, shielding
1 Signal (in phase, +)
2 Signal (out of phase, –)
3 Ground
1/4" TS phone plug (mono,
unbalanced)
1/4" TRS phone plug (mono, bal-
anced)
Plug and connection assignment
active speaker
26