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60 Operation
Squelch Screen
The Squelch screen allows the user to adjust the beltpack
squelch level.
To select the beltpack squelch level, do the following:
Push SET at the squelch screen.
1.
The squelch setting flashes.
Using the UP/DOWN arrow buttons, select the squelch
2.
setting.
A setting of 00 holds the squelch open for testing.
WARNING:
Do not set the squelch to 00 while wearing
headphones with the volume turned up. White
noise with no signal can be uncomfortably
loud.
3. Push SET to save the new squelch setting.
Squelch
Approx.
Lvl
SINAD
00
NA
01
12
02
20
03
24
04
NA
NOTE: The beltpack employs two (2) different types of
squelches. A fast acting noise-type squelch and a
slower data squelch. For audio to be received by
the beltpack, both a good signal-to-noise audio
signal (with a noise threshold set via the user
squelch settings above) and a valid data stream
must be detected.
Transmit Mode Screen
The Transmit Mode screen is used to select the following
modes:
Notes
Open
Default
To change the transmit mode setting, do the following:
RSSI Lvl Squelch
1.
2.
3.
LEDs Off/On
The LED off/on screen is used to disable all LEDs. This
function is useful for users who do not wish to show LEDs in
the dark.
To turn LEDs on or off, do the following:
1.
2.
3.
Transmit
Description
Mode
Ptt
Push-to-Talk. The transmitter is always on.
Pressing the TALK button un-mutes the audio.
The beltpack responds to the base audio mute
commands.
When a user disables the beltpack Portable Station
Connect button, the beltpack TALK button turns
off.
Pt tr
Push-to-Transmit. The transmitter is off and audio
muted until the TALK button is on. The beltpack
will ignore lockout or shutdown commands from
the base.
Pt trl
Push-to-Transmit Lockout Enabled. The
transmitter is off and audio muted until the TALK
button is on. The beltpack will respond to lockout
commands from the base, such as First-On-Latch
Out and Portable Station Connect disable.
Pt trn
Push-to-Transmit Lockout Enabled but no busy
tone. This mode is the same as Pt trL but no
"busy" tone heard in beltpack if channel is
occupied.
Push SET at the transmit mode screen.
The screen flashes.
Using the UP/DOWN arrow buttons, select the transmit
mode.
Push SET to save the mode change.
Push SET at the LED off/on screen.
Using the UP/DOWN arrow buttons, select the desired
mode.
Push SET to save the mode change.
BTR-80N, TR-80N, TR-82N
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