7
Transmitter Gain
For best audio quality, adjust transmitter gain so only the green and
yellow TX AUDIO LEDs flicker. (Occasional illumination of the red LED is
okay.)
Green = nominal
Yellow = peak
Red = overload
ULX1
1. Set the attenuator (pad) switch to 0 dB for microphones and –20 dB
for guitars. (Some low output instruments may not need attenuation.)
2. Adjust gain control as necessary.
ULX2
• Fully clockwise for quiet to normal vocal performance.
• Halfway counterclockwise for loud vocal performance.
• Fully counterclockwise for horn or percussive instruments.
Locking the Receiver (ULXP4 Only)
This feature prevents accidental setting changes.
Unlocking
Hold the SET button while turning the control wheel left, right, left.
Note: If LEVEL flashes on the LCD, decrease the LEVEL control to
continue. This feature safeguards against sudden level increases when
the lock is removed.
Locking the Transmitter
Lock/Unlock Power (On)
Hold SET and MODE for four seconds or until the lock icon appears.
Locking/Unlocking Frequency
Lock/Unlock Frequency
Hold the SET button while powering on the transmitter.
Locking/Unlocking Frequency