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MICROPHONE OPERATIONS
You can operate the transceiver by keyboard or input desired
frequency/channel through the QHM-04 Microphone keyboard.
Key Lockout
Transmitting DTMF Tone By Microphone
Function Setup by Microphone Keyboard
To avoid misplay, switch it to LOCK position, the microphone lamp
off and all keys invalid except [
PTT
].
Press and hold the [
PTT
] key, transmitting the desired DTMF
signaling by the digital key directly.
Squelch off
♦
High/Mid/Low Power Switch
♦
Wide/Narrow Band Setup
♦
Press key while standby, the squelch is disabled when the green
LCD flashes, press key again to enable squelch.
While standby repeatedly press key to select desired setup. The
LCD displays:
While standby, repeatedly press to select a bandwidth.
The LCD displays:
"
W/N 25K
" is wide bandwidth
"
W/N 20K
" is middle bandwidth
"
W/N 12.5K
" is narrow bandwidth
MIDDLE
: indicates middle TX power
LOW
: indicates low TX power
HIGH
: indicates high TX power
Keyboard
LOCK OFF