If only a single speaker connection is made, the first two pins are typically used. If a a speaker requires separate amplifiers for low and high frequencies (called bi-amplification,) the low frequencies are usually wired to the first pair, and the high frequencies are wired to the second pair.
|
Pin |
Pin |
Description |
|
1+ |
Positive 1 |
This pin carries the signal from amp to the speaker |
|
1- |
Negitive 1 |
This pin carries the negative back to the amplifier (of channel one) |
|
2+ |
Positive 2 |
Second positive from amp |
|
2- |
Negative 2 |
Second negative back to amplifier from speaker (of channel 2) |