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900 MHz WIRELESS DUAL BAND REPEATER

DoorKing Part Number

2332-080

Installation

Note:

 DoorKing offers a 900 MHz Wireless Test Range Kit (P/N 1514-140) to allow easy testing of the wireless signal between 

2 devices at chosen locations 

BEFORE

 installing the devices. The self-powered test kit measures the 900 MHz wireless signal 

between 2 devices in 

ANY

 chosen locations. Ensuring a good signal can be achieved before installation occurs.

The 900 MHz wireless dual band repeater (DBR) extends the wireless communication range between an access control system (900 MHz wireless 
baseboard) and 900 MHz wireless tracker expansion board. It gets installed between the wireless devices that are too far or obstructed from each 
other to reliably communicate with each other. It will receive a signal sent to it and repeat that signal to the next wireless device. ONLY 1 DBR can 
be used in the same communication line of a tracker expansion board. The signal range of a DBR is 

Up to 1500 ft direct-line-of-sight

 with no 

signal interference. See “

900 MHz Wireless Baseboard Manual

” for complete access control system wireless setup information.

SX1276

SX1276

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PROG

PROG

BASE

SIG

RESET

REMOTE

SIG

NET ID

BASE

CH

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NET ID

REMOTE

CH

POWER

HEART BEAT

RF STRENGTH

RF SYNC

RF LOST

2373-010

BASE

REMOTE

ON

OFF

ADDRESS

ON

2332-010

V INPUT

+

-

Up to 1500 ft

Up to 1500 ft

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Power
Supply
12VDC

BASE

SIG

REMOTE

SIG

IMPORTANT:

Install the DBR
so the antenna is in a 
location that is 

NOT

 

surrounded by metal 
and is in free air as 
high as possible above 
the ground. Minimum 
15 ft above ground 
recommended.

1/2” thick wall 
PVC conduit 
recommended
(not supplied).
Metal conduit 
may interfere 
with wireless 
signal.

Base side communicates with the 
wireless Baseboard of the 1830 
series. The 

CH

 and 

NET ID 

of the 

Base side MUST match the 

CH

 and 

Net ID

 of the Baseboard.

DO NOT

 set Base side the same as 

the Remote side.

TIP:

 It is best to keep the 

CH

s at least 

2 numbers

 away from 

each other 

if possible

 for signal separation. This helps 

eliminate interference between base side and remote side.

Remote side communicates 

with the wireless Tracker 

board. The 

CH

 and 

NET ID

 of 

the Remote side MUST match 

the 

CH

 and 

Net ID

 of the 

Tracker board.

DO NOT

 set Remote side the 

same as the Base side.

Base Side

Remote Side

900 MHz
Wireless
Baseboard

Antenna

900 MHz

Wireless

Tracker Board

Example:

The wireless
baseboard
MUST be set to:

NET ID

: 2A  

CH

: 1

Example:

The wireless

tracker board

MUST be set to:

NET ID

: 2C  

CH

: 3

Power Transformer

18 GA. Wire 100 ft max
16 GA. Wire 200 ft max

Wire Polarity

Matters!

Black - NEG

Red
+ POS

Press 

PROG

 buttons after setting 

the 

CH

 and 

NET IDs

 on 

EACH

 side.

Set 

ADDRESS

 to the 

same as wireless 

tracker board.

RESET Button

Resets board after
adjustments have
been made.

BASE SIG

Press to display
base side signal
strength.

REMOTE SIG

Press to display

remote side signal

strength.

RF STRENGTH LEDs (Base/Remote)

Off in normal operation. When signal is 
displayed (press base/remote SIG button) 
it is either green-good, yellow-weak or 
red-NO.  When signal is displayed, LED 
blinks until signal is received, once 
received, it stays lit.

Note:

 Signal display is terminated if either 

Base or Remote 

PROGRAM

 button is 

pressed or the number of minutes is 
reached as selected by the SIG button.

RF SYNC LEDs (Base/Remote)

Off in normal operation. Blinks green 
everytime data is received over the air.

RF LOST LEDs (Base/Remote)

Off in normal operation. Blinks when no air 
data is detected after six minutes and stays 
lit after NO air data is received for 10 
minutes.  

NET ID

: 2A  

CH

: 1

NET ID

: 2C  

CH

: 3

Range testing is HIGHLY recommended 

before FINAL installation.

Dual Band

Repeater Setup

See back page for an example.

Tracker

Baseboard

CH

s match

and 

NET ID

s

match

and both are

unique

CH

s match

and 

NET ID

s

match

and both are

unique

GREEN

YELLOW

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Z

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DBR

Tracker

DBR Note:

  Typically up to 2 

tracker expansion boards can 
communicate with DBR. Up to
4 tracker expansion boards can 
communicate with DBR in 

LOW

 

activity applications.

Do Not Connect Power To A Receptacle 
Controlled By A Switch.

2332-065 Issued 11-18
Version E

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