Knob
Volume-
Turn on the radio or
Power
increase the volume.
Raise the squelch level
Squelch
to reduce channel noise.
Button
Push to talk NA
1st press: Go to channel 16.
2nd press: Go to channel 9.
16/9-Tri
3rd press: Go back to the
starting channel.
Save a channel into memory
Mem
or delete a channel from
memory.
Switch from US to Canadian
UIC-Lock
or international channels.
Move up one channel at a
Channel Up
time.
Channel
Move down one channel at
Down
a time.
Listen to the weather
WX-Alert
channels.
Start scanning the channels
Scan-Dual
saved in memory.
Switch the transmit power
1/5W-2.5W
between 1 Watt and 5 Watts.
DC Charger
Power LED
E-4
Turn clockwise to...:
Press to...
12 V DC ("cigarette
lighter") plug
Uniden MHS75 Radio Owner's Manual
Turn counter-clockwise to...:
Decrease the volume or turn off
the radio.
Lower the squelch level to hear
weaker signals.
Press and hold to...
Transmit on a channel
Turn Triple Watch on and
off.
NA
Lock the keys; press and
hold again to unlock.
Move quickly up the
channels.
Move quickly down the
channels.
Turn Weather Alert Watch
on and off.
Turn Dual Watch on and
off.
Change the transmit power
to 2.5 Watts.
Battery charging contacts
Release tabs