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DBA8-19 Signal Amplifier Installation Manual 

Page 2 of 3 

 

Copyright 2002, Inteligain Corporation., All rights reserved. 
Rev C   D00000413  

Made in North America 

 

Installation Cautions 

 

 

Use caution to avoid drilling through or near fuel lines or fuel tanks; brake lines; or electrical wiring. 

 

Do not mount the signal amplifier or its associated wiring in a location that may interfere with the safe operation of 
the vehicle. 

 

If the fuse is changed from the 3 amp to a higher rating the warranty is void.  Purchaser of the amplifier would be 
responsible for the repair of the unit. 

 

Caution:  Connection to the negative side with the positive lead will cause damage to the 
amplifier.   

 

Installation Of The Signal Amplifier 

 

Signal Amplifier

1.5 M 
Cable

Color/ Black

Black

(12 V DC)

Antenna *

1

Antenna 
Cable *

1

*

1

Optional items must be purchased  separately

.

Phone/Cradle or RF 

output device *

1

1

2

3

Signal Amplifier

1.5 M 
Cable

Color/ Black

Black

(12 V DC)

Antenna *

1

Antenna 
Cable *

1

*

1

Optional items must be purchased  separately

.

Phone/Cradle or RF 

output device *

1

1

2

3

 

Typical Installation For Under The Seat Mounting 

 
 

1.  For safety, disconnect the vehicle’s negative “

“ battery terminal to remove power from the vehicle. 

2.  Drill holes and mount the signal amplifier (ITEM 1) in the selected location. 
3.  Connect the colored striped black wire of the supplied 2 Meter (78”) power cable (ITEM 3) for the signal amplifier to a 

positive connection on the vehicle’s electrical system.  Choose a 10 to 30 Volt DC circuit that is: fuse protected; and ignition 
switched. (Often referred to as the “Accessory output”) 

4.  Attach the solid black wire of the supplied 2 Meter (78”) power cable (ITEM 3) to a vehicle electrical ground point. 
5.  Attach one end of the antenna cable*

1

 to the 3 dBi antenna.  The other end is connected to the cellular phone handset via a 

cradle or an RF output cable

*1

 to the signal amplifier’s     

ANTENNA

 output connector.  Use the supplied FME to TNC 

adapters (ITEM 4 or 5) if necessary. 

 
6.  Connect the amplifier’s      

PHONE

 input connector to the cellular phone handset via a cradle or an RF output cable using 

the provided 1.5 Meter (59”) RF cable (ITEM 2) and adapter (ITEM 4 or 5) if necessary. 

7.  Reconnect the vehicle’s negative “

“ Battery terminal. 

 

Limited Warranty 

 

Inteligain Corporation warrants that this product is free from any defects in material or workmanship for a period of one year. If a 
defect in material or workmanship is found, Inteligain Corporation agrees to repair or replace the product at its own discretion, 
free of charge to the original purchaser. Please return the product along with proof of purchase to the original authorized dealer. 
This warranty is null and void if the product has been modified, abused, tampered with, subjected to abnormal conditions, if the 
fuse is changed to a higher rating than 3 amp, or transferred to someone other than the original purchaser. 

All brands and trademarks are the property of their respective owners. 

Designed and manufactured in North America 

Use a 3 dBi antenna for 
Optimal Performance 

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