UNIDEN Model uh049sx UHF CB Radio
OPERATION
VOX
VOX is the automatic transmitting function by inputting voice into the VOX headset mic without pressing the PTT key.
While headset microphone is not connected, VOX function is inactive even if vox level setting is from 1 to 4.
VOX icon blinks while VOX function is active.
1.Press MENU five times.
ENT
The current vox setting flashes.
2.Press 
or 
to select desired setting.
The 5 VOX levels are from 1 (High sensitivity) to 4 (Low sensitivity) and Off.
3.Press and hold MENU to save
and exit.
ENT
ROOM MONITOR
The Room Monitor function sets the uh049sx to operate as a transmitter only - receive (speaker) is disabled.
The TX is activated by voice activation (VOX) without pressing 
. TX will activate when the detected voice/noise volume exceeds the setting threshold. If the voice/noise keeps TX open for over 4seconds then TX will continue automatically for an additional 15 seconds until the voice/noise volume falls below the setting threshold.
While in Room Monitor mode;
•The receive function is disabled.
•RM flashes on the display.
•Dual Watch function, if ON, is disabled.
•Duplex mode is disabled on duplex channels.
•Scan mode is disabled.
•All key touch tones are disabled.
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uh049sx OM.indd Sec1:20 | 17/8/07 3:01:11 PM |