RELM WIRELESS CORP. - BK RADIO DPHX51 User Manual
32 BK Radio
are received, you can ask your dealer to
increase the scan delay time (0–7.5 seconds).
increase the scan delay time (0–7.5 seconds).
This timer is also used to allow for Talkback
Scan, Mixed Mode Talkback, and Unit-To-Unit
Callback.
Scan, Mixed Mode Talkback, and Unit-To-Unit
Callback.
HI/LO POWER
Each channel in the radio can be individually
programmed to always transmit in Low-Power
Mode, regardless of the position of the radio's
top switch (or keypad [FCN] menu setting). If
the programming for the channel allows high-
power transmissions, the power level can be
selected with a top switch or the keypad
menu.
programmed to always transmit in Low-Power
Mode, regardless of the position of the radio's
top switch (or keypad [FCN] menu setting). If
the programming for the channel allows high-
power transmissions, the power level can be
selected with a top switch or the keypad
menu.
DTMF ENCODING (Analog Mode Only)
Keypad-equipped radios can be programmed
to enable DTMF (Dual Tone Multiple
Frequency) encoding. To send DTMF tones
(similar to the tones used by a standard push-
button telephone):
to enable DTMF (Dual Tone Multiple
Frequency) encoding. To send DTMF tones
(similar to the tones used by a standard push-
button telephone):
1. Press and hold the PTT switch.
2.
Press any of the keys on the keypad.
You will hear a sidetone.
The FCN, PRI, ENT, and CLR keys respond
as DTMF tones A, B, C, and D, respectively.
as DTMF tones A, B, C, and D, respectively.
ANI ENCODING (Analog Mode Only)
ANI encoding (Automatic Numeric
Identification), if enabled, transmits a
sequence of DTMF tones each time you press
the PTT switch. You will hear a sidetone. Your
dealer can program the ANI number to be
sent.
Identification), if enabled, transmits a
sequence of DTMF tones each time you press
the PTT switch. You will hear a sidetone. Your
dealer can program the ANI number to be
sent.
If DTMF and ANI are both enabled, the ANI
tone sequence is transmitted only after the
[ENT]
tone sequence is transmitted only after the
[ENT]
key is pressed while the PTT switch is
activated. You will hear a sidetone.
1
2
3
4
5
6
7
8
9
0
*
#
CLR
FCN
PRI
ENT
1
2
3
4
5
6
7
8
9
0
*
#
CLR
FCN
PRI
ENT
DPH Owner’s Manual 13
MIXED MODE TALKBACK
If Mixed Mode Talkback is enabled,
transmissions initiated while hold time remains
will be in the same mode as the received
signal, if the signal was received on the Ready
to Transmit (RTX) channel. Depending on
programming, the RTX channel can be the
main channel, a held scan or priority channel if
Talkback Scan is enabled, or the Priority 1
channel if TX on PR1 is enabled. TX Mode on
the RTX channel must be set to MIXED.
transmissions initiated while hold time remains
will be in the same mode as the received
signal, if the signal was received on the Ready
to Transmit (RTX) channel. Depending on
programming, the RTX channel can be the
main channel, a held scan or priority channel if
Talkback Scan is enabled, or the Priority 1
channel if TX on PR1 is enabled. TX Mode on
the RTX channel must be set to MIXED.
While hold time after a reception remains,
transmissions will be in the same mode as the
received signal, regardless of the status of the
‘TX Digital’ soft switch. As in Talkback Scan,
the RTX channel and receive annunciators will
be displayed for the duration of the timer.
transmissions will be in the same mode as the
received signal, regardless of the status of the
‘TX Digital’ soft switch. As in Talkback Scan,
the RTX channel and receive annunciators will
be displayed for the duration of the timer.
The talkback timer can be cleared by making
the held channel invalid. For instance, if a
scan channel is being held, turn scan off.
the held channel invalid. For instance, if a
scan channel is being held, turn scan off.
CHANNEL GROUPS
Radios are separated into groups of 16
channels each. Each group of 16 channels
can be programmed to have an "individual
personality" with its own set of operational
features.
channels each. Each group of 16 channels
can be programmed to have an "individual
personality" with its own set of operational
features.
SELECT A GROUP/CHANNEL
The Group/Channel Selector knob can be
programmed by your dealer as a Channel
Selector, a Group Selector, or a Custom
Group/Channel Selector.
programmed by your dealer as a Channel
Selector, a Group Selector, or a Custom
Group/Channel Selector.
CHANNEL SELECTOR. Knob positions
1–16 select channels in the group selected by
the keypad:
1–16 select channels in the group selected by
the keypad:
1. Press the [#] key on the keypad to display
the current group number.
RX
CH 12
Press PTT
During Hold Time
(while the ‘RX’
annunciator is lit)
GRP 01
Group Number
16
1
2
3
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5
6
7 8
9 10
11
12
13
13
14
15
1
2
3
4
5
6
7
8
9
0
*
#
CLR
FCN
PRI
ENT