Cobra Electronics FRS 220 - Manual (Page 8)

Operation
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Operation
10
Note
Call button, Range
Extender button and Talk
button do not lock and are
fully operational while the
unit is locked.
The unit cannot lock while
in function mode.
Lock Function
The purpose of the LOCK function is to lock most
buttons to avoid accidental operation.
To engage the LOCK function:
Lock Function microTALK® Range
Your microTALK® Radio has a range of up to
2 miles. This effective range can be shortened
under some conditions.
Note
To achieve maximum
range the auto squelch
can be overridden. Refer to
Maximum Range Extender
section on page 4.
microTALK ®
Range
1. Under flat, open
conditions you
will experience
the microTALK®’s
maximum range.
2. Range can be
reduced by
buildings and
foliage in the
path of the signal.
3. Range will be
further reduced by
dense foliage and
hilly terrain.
Push and hold Lock button until
flashes. Channel up/down, Mode and Power
buttons are now locked.
To “unlock” push and hold Lock button
until disappears.
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