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5
OPERATION
‘‘Setting squelch levelThe squelch circuit mutes the received audio signal depending on
the signal strength. Scan proceeds in sequence from lower channel
to higher channel numbers.
qWhile pushing [PTT] and [W/N], turn the transceiver’s power on
to enter the squelch adjustment mode.
wPush [MONI] to increase the squelch level (tight squelch) or
[W/N] to decrease the squelch level (loose squelch).
•Squelch level will be fixed after 1 sec.
‘‘Auto scan functionAuto scan function proceeds in sequence from lower channel to
higher channel numbers. Scanning searches for signals automati-
cally and makes it easier to locate new stations for contact or lis-
tening purpose.
qTurn the CH select knob to CH 16. Scan starts automatically.
•When receiving a signal, scan pauses until a signal disappears.
NOTE: You can perform the scan start/stop by optional HM-75A
SPEAKER-MICROPHONE’[Mic A] key.
‘‘Wide/Narrow selectionYou can easily to toggle between wide FM mode and narrow FM
mode by pushing [W/N] key.
•Push [W/N]: Turns to wide FM mode.
• Pushing and holding [W/N]: Turns to narrow FM mode.