Problem
Power adapter is not connected to receiver
or power outlet.
Receiver is OFF.
Receiver is not connected to mixer or
amplifier.
VOLUME control on receiver is at zero.
Transmitter has a different frequency range
or is tuned to a different frequency from the
No sound
receiver.
Transmitter batteries are not inserted
properly.
Transmitter batteries are flat.
Obstructions between transmitter and
receiver.
Receiver is too close to metal objects.
Transmitter is turned off
Antenna missing or improperly fit to the
receiver
Antenna position
Interference from other wireless systems,
TV, radio, walkie-talkies, or defective
Noise, crackling,
electrical appliances or installations.
unwanted signals
Volume or gain control is set too high or too
low (in the receiver, mixer or amplifier)
Carrier frequency range
Modulation
Audio bandwidth
THD
Signal/noise ratio
RF output
Coverage distance
Number of simultaneous uses
Power supply
Audio outputs
Battery life
Product dimensions
Net weight
Gross weight
Product packaging dimensions
[POSITIVE PIN 2 | NEGATIVE PIN 3 | GROUND PIN 1 | BALANCED INPUT | BALANCED OUTPUT]
Possible cause
Connect the power adapter to receiver and/or power outlet.
Push ON/OFF button to switch receiver ON.
Connect receiver output to mixer or amplifier input.
Turn volume up, rotating the VOLUME control, and check the
audio signal intensity level on the receiver display.
Synchronize the IR between receiver and transmitter (stick).
Insert batteries conforming to "+" and "-" marks in the
compartment.
Replace transmitter batteries.
Remove obstructions or replace receiver.
Remove interfering objects or move receiver away from them.
Turn transmitter on until the information appears on the display
Check if the antennas are fit and locked on the receiver BNC
connections and place them vertically (upwards).
Move receiver to a different location.
Run a new Scan search so the receiver may find a free
frequency band, and synchronize it to the transmitter (stick)
Turn volume or gain control up or down until distortion goes
away.
640.000 664.750 Mhz divided into 100 channels
FM
100 14,000 Hz
0.8%
105 dB (A)
<10mW
50 meters with no obstructions
Up to 4 WP-300 systems
2x1.5V AA or 2x1.2V AA rechargeable (transmitter), adapter AC 12V 500mA (receiver)
1x balanced 3 pins XLR
Up to 8 hours with 1.5V AA alkaline batteries at up to 50 meters with no obstructions
220mm x 182mm x 47mm (receiver) - 250mm x 50mm x 50mm (transmitter)
477 g (receiver) 243 g (transmitter)
1120 g
210mm x 185mm x 72mm
BALANCED XLR CABLE SET UP
24
TROUBLESHOOTING
Remedy
SPECIFICATIONS
WP-300