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WIRING 

Disconnect battery ground cable before making any power connections. 

RED WIRE:

 +12 volts. Connect directly to battery positive terminal and should be 

fused within 18 inches from the battery and another fuse where the connection to 
the amplifier is made. Remember to use the proper size fuses. The 

Model 

502HV

©

 uses a SC60

 fuse. This may appear to be a small fuse size, but the 

Bussman SC

 

series

 fuse is a fiberglass cased, silica (sand) filled ¼ diameter 

fuse able to take many times its rating for peak current demands over several 
seconds without blowing, but is still able to protect the amp from sustained 
current draws in excess of its rating.  

WARNING: USING OVERSIZED FUSES IS DANGEROUS AND WILL 

DAMAGE YOUR AMPLIFIER!

 

BLACK WIRE:

 Negative Ground. Connect to clean unpainted metal surface on 

char chassis. 

RED/WHITE WIRE:

 Remote turn on lead requires 12 volts; connect to power 

antenna lead from radio. When this is not available, you may connect to a +12 
volts wire that is on with the ignition on or in the accessory position. 

RCA CONNECTIONS:

 Connect with quality-shielded patch cords from source, 

crossover, or any other sound processor. 

SPEAKER CONNECTIONS:

 Connect speaker terminals to amplifier, facing the 

terminal, left to right, 

Left (-)

Left (+)

Right (-)

, and 

Right (+)

. For 

mono

 

operation use 

left positive (+)

 and 

right negative (-)

. These amplifiers are 

capable of 

2-ohm

 operation in 

stereo

 or 

4 ohm

 in 

mono

OPERATING THE AMPLIFIER AT LESS THAN THESE RATINGS WILL 

CAUSE AMPLIFIER FAILURE AND VOID YOUR WARRANTY.

 

NOTE:

 The 

502HV

©

 has internal taps for 2-ohm operation. To access, remove 

bottom cover. They are located about the middle of the amplifier and are set to 4 
ohms at the factory. To change to 2-ohm operation, pull the quick disconnects off 
the taps marked “

4

” and place them on the taps marked “

2

”. This will ensure safe 

operation into 

2-ohm stereo

 loads, as well as, 

4-ohm bridged

 loads. 

502HV

©

 BASS BOOST:

 This switch is accessible through a plug on the bottom 

of the amplifier. In the on position it redistributes power in the bass region to help 
overcome factors in the mobile environment that limit bass response. This "bass 
boost" is a carefully measured EQ curve to enhance performance if needed. The 
boost occurs at 45 Hz. 

© 2008 Linear Power, Inc. - ALL RIGHTS RESERVED 

LINEAR POWER

 is a trademark of Linear Power, Inc. 

2

Summary of Contents for 502HV

Page 1: ...pable of delivering serious output when needed NOT to extremely low impedances but to higher impedances where sound quality can be assured This can be done due to the extreme HIGH VOLTAGE design of the HV amplifier There is no need to have low impedance loads to stress the amplifier to make power The minimum operating impedance of the 502HV is 2 ohms stereo or 4 ohms mono eliminating the need for ...

Page 2: ...ct with quality shielded patch cords from source crossover or any other sound processor SPEAKER CONNECTIONS Connect speaker terminals to amplifier facing the terminal left to right Left Left Right and Right For mono operation use left positive and right negative These amplifiers are capable of 2 ohm operation in stereo or 4 ohm in mono OPERATING THE AMPLIFIER AT LESS THAN THESE RATINGS WILL CAUSE ...

Page 3: ... may lead to loss in hearing This effect may not be readily appreciated because the damage to hearing is progressive Those who are exposed to excessive sound pressure should utilize direct individual protection in the form of earplugs or earmuffs which are specifically designed for noise reduction In accordance with the OSHA Occupational Safety and Health Act regulations for noise levels as they r...

Page 4: ...equipped with a thermal and short circuit protection In the unlikely event of excessive temperature or improper speaker impedances the amp will turn itself off When the condition is corrected temperature decreases or speaker short is fixed the amp will turn itself back on To avoid damage to the speakers turn volume to a minimum while waiting for the amp to turn itself back on SERVICE OR REPAIR To ...

Page 5: ... Factor 4 ohms 2 ohms 210 105 Headroom 3 dB Maximum current 4 ohms 70A 2 ohms 90A Idle 2A Fuse rating SC60 AMP slow blow fuse 60A Dimensions 3 0 x 9 5 x14 5 3 4 5 5 L A N E L L L A N E P E A R L M S 3 9 2 0 8 6 0 1 9 3 2 8 4 7 7 2008 Linear Power Inc ALL RIGHTS RESERVED LINEAR POWER is a trademark of Linear Power Inc 5 ...

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