Using wireless microphones, Sing, Ireless – Vortex Media VTX 1000 User Manual

Page 14: Icrophones

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If the cable that comes with the microphone is long enough to reach the Vortex device, you may cut off the
male XLR connector and use wire strippers to remove the outer sheath and any shielding of the conductors.
This will allow you to connect the wire directly to one of the provided Phoenix connectors.

U

SING

W

IRELESS

M

ICROPHONES

All wireless microphones will require the use of a receiver to demodulate the signal. In this case, the
receiver will typically have one of two types of output connectors: XLR or RCA:

An XLR connector uses two conductors (positive and negative) and a ground line to transfer signal from one
device to another device. This is referred to as "balanced". Pin 1 is shield, Pin 2 is positive, and Pin 3 is
negative. An RCA connector only uses one conductor and one ground line and is referred to as
"unbalanced". The signal conducting part of the connector is called "tip" and the ground line is called
"shield".

If the output of the wireless receiver has a balanced output, connect the Positive conductor of the Vortex
device to Pin 2 of the XLR connector, the Negative conductor of the Vortex device to Pin 3 of the XLR
connector, and the Shield of the cable to the only to the Vortex device. Refer to Cable Drawing 2 in the
Vortex Input Wiring section of the Appendix.

If the output of the wireless receiver has an unbalanced output, connect the Positive conductor of the
Vortex device to the Tip of the RCA connector and the Negative conductor of the Vortex device to Shield of
the RCA connector. The shield of the cable is not connected at the unbalanced end of the cable. Refer to
Cable Drawing 3 in the Vortex Input Wiring section of the Appendix.

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