NavAtlas NNT10 User manual

NNT10/NNT20
2/4 CH INTERCOM SYSTEM

2
NNT10/NNT20
NNT10/NNT20 FRONT SIDE
VOX Knob: Adjusts the voice activation sensitivity for intercom, will soft mute
music for speaking while activated.
Volume Knob: Adjusts only the speaking volume when intercom is active/PTT.
Music Input: Universal 3.5mm input for music streaming only. (No Phone call)
Cell Input: 3.5mm input (STi3 Cable) for phone call/music.
Driver/Co-Driver inputs: Used with (NH100/NB200/NO300) OFF BY DEFAULT
PO/PTT LED: Power indicator (Blue) and Push to Talk indicator (RED)
NNT10/20 REAR SIDE
Driver/Co-Driver Headsets: Used with (NH100/NB200/NO300) headsets.
Driver/Co-Driver PTT: For use with the (PSC41 Cable) manual Push to Talk
button.
Crew1/2: For use with 3 to 4 passengers, headsets (NH100/NB200/NO300) do
not have the PTT function for passengers 3&4.
AUX: For use with (RTA3 Cable) connection to aftermarket audio head unit for
music Streaming.
Radio: For use with vehicle to vehicle radios (NHR1 & NCR2), requires (RTi300)

3
NNT10/NNT20
WIRING FOR CAR 2 CAR RADIO OPTION
NNT20
NCR2
NCR2
NHR1
NNT10
PSC41 PTT BUTTON
(SOLD SEPARATELY) CONNECT TO
VEHICLE BATTERY
CONNECT TO
VEHICLE BATTERY
PSC41 PTT BUTTON
(SOLD SEPARATELY)
RTA3 TO AUDIO SOURCE
(DXP/DXU, NA1BT, ECT...)
(SOLD SEPARATELY)
DRIVER PTT
DRIVER PTT
CO-DRIVER PTT
CREW2
CREW2
CREW1
CREW1
CO-DRIVER PTT
RADIO RTi300
(RADIO TO INTERCOM CONNECTOR)
(SOLD SEPARATELY)
ACC
12V+
GND-
RADIO
RTi300
(RADIO TO INTERCOM CONNECTOR)
(SOLD SEPARATELY)
RTA3 TO AUDIO SOURCE
(DXP/DXU, NA1BT, ECT...)
(SOLD SEPARATELY)
ACC
12V+
GND-
ANTENNA
(SOLD SEPARATELY)
ANTENNA
(SOLD SEPARATELY)

4
NNT10/NNT20
Dimensions and Mounting
OFF
VOLUME
VOX
MUSIC
PO/PTT
NNT20
LOW HIGH MAX
CELL
164
108
108
114
45
M4 X 5mm
30
30
40
40
MUSIC CELL
PO/PTT
VOXVOX
NNT10

5
NNT10/NNT20
SPECIFICATIONS
NNS – 10/20 Stereo Intercom Specification Summary
Input Power : 10 – 32Volt DC Typical current 180mA (Full 250mA)
Head set Power : 80mW(32 Ohm Headset, 4 Headset total 320mW Typical)
60mW(32 Ohm Headset, 6 Headset total 360mW
[Max 1Watts])
VOX Operation : Voice band trigger circuit with adjustable threshold on front
panel.
Indications : Two-color LED indicates , RX – BLUE, TX – RED.
Controls : Front Panel - ICS Volume , VOX Threshold Rear Panel – Radio Mic
Gain Control.

6
NNT10/NNT20
SPECIFICATIONS
Inputs :
MIC input : 0.25Vrms into 150ohm nominal.
Dynamic range from 20mVrms to 1.5Vrms.
DC Bias 10VDC @ 12 – 18mA.
4 Standard Headset(2 Driver, 2 Crew).
Input : 1 Radio (for Separation Ground, 600ohm input Impedance)
100mV – 2.5Vrms
1 Stereo Music Input (1K input Impedance) 100mV – 2.5Vrms
1 CELL (1K input Impedance) 100mV – 2.5Vrms
1 Radio 2 PTT Key input( 2 Driver, for Separation Ground)
Output : 4 Standard Headset output (32 – 300, Stereo Speaker)
1 Transmit output (MIC / KEY / GROUND)
250 mVrms for full output
600 ohm input Impedance
Radio I/O : Connect Radio . ( MIC-, PTT, MIC+, SP+, SP-)
Cell I/O : Connection Hand Phone.

7
NNT10/NNT20
FCC STATEMENT
the
condition that this device does not cause harmful interference (1) this
device
may not cause harmful interference, and (2) this device must accep
t
an
y interference received, including interference that may cause undesired
op
eration.
co
mpliance could void the user's authority to operate the equipment.
NOTE
:
are
designed to provide reasonable protection against harmful interferenc
e
radio
frequency energy and, if not installed and used in accordance wit
h
the
instructions, may cause harmful interference to radio communicatio
ns.
Ho
wever, there is no guarantee that interference will not occur in a particular
install
ation.
I
f this equipment does cause harmful interference to radio or televisio
n
the
user is encouraged to try to correct the interference by one or more of
the
fo
llowing measures:
-- Reo
rient or relocate the receiving antenna.
-- I
ncrease the separation between the equipment and receiver.
which the r
eceiver is connected.
-- C
onsult the dealer or an experienced radio/TV technician for help.
device can be used in portable exposure condition without restriction.

NSC0219-V01
Printed in korea