Operating instructions
Installation and Programming  DMH Series VHF Radio 
Page 2-12  BK RADIO 
b. Press the [FCN] key to shift the display left by one 
position, leaving position 8 blank. 
c. Press the [PRI] key repeatedly to enter the next 
character, or press the [FCN] key a second time to enter 
a blank space. 
d.  To abandon changes, press the [CLR] key, restoring the 
original label. 
Press the [ENT] key to store changes and go back to the 
starting point for Channel 0 settings. 
2.2.2.11  REVIEW CHANNEL 0 VALUES 
Press the [FCN] key repeatedly to display each value in Channel 0, then return to the 
Channel 0 starting point. 
2.2.3
CHANNEL
SETTINGS 
At the starting point for Channel 0, the display shows ‘PRG CH 00.’ At 
this point, a channel number can now be pressed to allow access to per-
channel variables such as frequencies and Channel Guard values for 
that channel. 
Press ‘1’ and the display will show ‘PRG CH 01.’ This is the starting 
point for entering channel 1 values. 
2.2.3.1 CHANNEL BANDWIDTH 
At this point, pressing the [#] key will toggle the channel's bandwidth 
setting. An 'N' will appear to the right of the channel number when the 
channel is set for 12.5/15 kHz channel bandwidth using the narrow band 
receiver filter. When there is no 'N' the channel is set for 25/30 kHz 
channel bandwidth. 
2.2.3.2 RECEIVE FREQUENCY 
1. Press the [FCN] key and the upper part of the display will show 
‘PRG RX.’ This is the receive frequency for channel 1 (in MHz). 
2.  If the displayed frequency is correct, press the [FCN] key to 
advance to the next field. 
3.  If a new frequency is desired, press the [CLR] key followed by the 
digits of the desired frequency. Then press the [ENT] key to store 
this frequency and automatically advance to the next field. 
2.2.3.3 RECEIVE MODE 
After the receive frequency is set, the upper part of the display will show 
‘PRG RX,’ and the lower part of the display will show ‘Mode-X’, where X 
can be ‘A’ for Analog Mode, ‘D’ for Digital Mode, or ‘M’ for Mixed Mode. 
1.  If the mode is correct, press the [FCN] key to advance to the next 
field. 
2.  If a new mode is desired, press the [PRI] key to cycle through the 
mode settings. Press [ENT]  to store the new mode and 
automatically advance to the next field. 
 PRG 
 CH  0
1
 PRG  RX 
 MOD
E
--X 
 PRG 
  CH 01N 
 PRG  RX 
 161.50000 










