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RE3
UHF Wireless Troubleshooting and FAQ | en 59
Electro
-Voice Installation manual 2021.06 | 03 | F.01U.362.808
Symptom Possible cause Possible resolution
Audible dropouts.
Intermittent signal
connection at transmitter.
Check for fully connected
microphone head or bodypack
input device. Ensure proper
connection. Determine if a short is
causing dropout by shaking cable
or manipulating the mic head
connection. Use functioning input
signal device.
Intermittent receiver output
signal.
Check for fully functioning audio
output cable between receiver and
sound system input. Test cable by
manipulating it at either end near
connectors. Replace cable if
shorted or intermittent.
Radio interference.
Turn off the transmitter and
observe the receiver RF meter. If
any RF is showing, follow the scan
process and select a clear
frequency. Then turn on the
transmitter and resync it to the
receiver’s new data.
Receiver squelch set too
high.
Adjust receiver squelch by trying
lower number values until stable
audio is achieved.
Improperly placed receiver
antennas.
Place receiver antennas out in the
open in the shared space of the
transmitter away from reflective or
grounding surfaces.
Receiver display
always shows same
antenna (A or B)
received.
Disconnected antenna.
Check and correct both antenna
connections at receiver and
antenna jacks.
Improperly placed receiver
antennas.
Place receiver antennas out in the
open in the shared space of the
transmitter away from reflective or
grounding surfaces.
Disconnected, incorrect, or
failed antenna cable.
Ensure a known-to-be functional
and appropriate 50Ω BNC-
terminated cable is fully connected
at the antenna and receiver.
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