ULD-12, Cable orientation

Read more on the Velodyne Acoustics ULD-12 in our home audio section

Les Bunch2010-02-04 14:35

Repairing my Velodyne ULD-12 subwoofer (1988), the fine black 4-conductor ribbon cable from the transducer to the amplifier was disconnected. Now I see it can be connected two ways. I need to know which wire is the GND wire, #1 or #4.

Thanks.

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