Operating instructions

Operation DMH Series VHF Radio
Page 3-16 BK RADIO
3.12.4 PRIORITY MODE B
With Priority Scan on and Channel Scan off, the radio can receive on the knob-
selected channel while sampling the priority channel. If the priority channel becomes
active, the Priority indicator lights up illuminates. The radio changes to the priority
channel and holds for the duration of the transmission
To reply to a message on the priority channel, turn the Channel Selector knob to the
priority channel, and then transmit.
3.12.4.1 PRIORITY MODE B WITH SCAN
With Priority Scan and Channel Scan on, the radio scans until it locks on to an active
channel. The radio continues to sample the priority channel while listening to the
active scan channel.
If activity occurs on the priority channel, the radio overrides the active scan channel,
changes to the priority channel, and holds for the duration of the transmission.
To reply to a message on the priority channel, turn the Channel Selector knob to the
priority channel, and then transmit. Once activity has ceased on the priority channel,
the radio returns to scan operation.
3.12.5 PRIORITY MODE C
With Priority Scan on and Channel Scan off, the radio samples the fixed priority
channel at the preset rate. If activity occurs on the priority channel, the radio switches
to the priority channel and holds for the duration of the transmission.
To reply to a message heard on the priority channel, press the PTT switch. The radio
transmits only on the priority channel when Priority Scan is on. Once activity has
ceased on the priority channel, the radio returns to the receive channel on the
Channel Selector knob.
3.12.5.1 PRIORITY MODE C WITH SCAN
With Priority Scan and Channel Scan on, the radio scans until it locks on to an active
channel. The radio continues to sample the priority channel while listening to the
active channel. If activity occurs on the priority channel, the radio overrides the active
scan channel, changes to the priority channel, and holds for the duration of the
transmission.
To reply to a message heard on the priority channel, press the PTT switch. The radio
transmits only on the priority channel when Priority Scan is on. Once activity has
ceased on the priority channel, the radio returns to scan operation.
3.12.6 CHANGE THE PRIORITY 1 CHANNEL
The fixed Priority 1 channel can be permanently set or can be changeable. If the
radio has a changeable priority channel, use the following steps to make this change.
1. Turn Scan and Priority Scan off.
2. Turn the Channel Selector knob to the channel you want to enter as the new
Priority 1 channel.