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3
INSTALLATION AND CONNECTIONS
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Microphones (optional products) (Continued)
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HM-36
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PTT SWITCH
Hold down to transmit, release to receive.
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UP/DOWN SWITCHES [UP]/[DN]
Change the selected readout frequency or memory
channel.
• Holding down continuously changes the frequency or
memory channel.
• While holding down [XFC], the transmit readout frequen
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cy can be controlled while in the split frequency mode.
• The [UP]/[DN] switch can simulate a key paddle. Preset
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