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4 Specifications are subject to change without notice

1. RCA INPUT & OUTPUT:

Low level input and output with range of 0.2V to 5V RMS.

Be sure to use a high low level adapter if your vehicle does not have a subwoofer
output.

2. Crossover:

The high pass filter (HPF) is used to filter out unwanted low frequen-

cies from 15Hz–80Hz and the low pass filter (LPF) is used to filter out unwanted
mid and high frequencies from 80Hz–20kHz.

3. GAIN CONTROL:

The gain control is used to regulate the amplifier’s sensitivity to

match the signal output voltage of the audio source/head unit. Note that this is not a
volume control. Always start at the MIN position and slowly increase the gain. Stop
as soon as distortion is heard and then lower the gain until distortion disappears
and only clear sound is produced.

4. BASS BOOST:

Boosts the chosen center frequency from 0 to +12dB.

5. FREQUENCY ADJUST:

Used to adjust the boosted center frequency.

6. REMOTE SUB LEVEL:

This is used to adjust the amplifier’s bass output from a loca-

tion of your choice. A typical location for the remote install is somewhere on the
dash of your vehicle that makes it easily accessible.

7. LED INDICATORS:

There are three LED indicator lights that show the working sta-

tus of the amplifier. Blue indicates that the amp is powered on and functioning prop-
erly. Orange indicates that the input signal of the amp is overpowered. Refer to the
gain settings. Red indicates that the amp is on protection mode due to improper in-
stallation or internal damage done to the amp.

8. SPEAKER WIRE OUTPUTS:

These amplifiers feature set screw-down style speaker

wire output connectors.

9. +12V BATTERY TERMINAL:

This screw-down style terminal is used to connect the

amplifier to the vehicle’s battery positive (+) using the specified wire gauge size
shown underneath the terminal block.

10. REMOTE TERMINAL:

This screw-down style terminal is used to connect a remote

cable from the amplifier to the remote terminal of the head unit.

11. GROUND TERMINALS:

This screw-down style terminal is used to connect the

amplifier to the vehicle’s chassis/ground using a short 4-gauge wire (2 feet maxi-
mum in length).

END OF PLATE OVERVIEW

Summary of Contents for PHS3500.1

Page 1: ...User Manual Earthquake Sound Corporation 2727 McCone Avenue Hayward CA 94545 Tel 510 732 1000 www earthquakesound com www earthquakesoundshop com PowerHouse Shredder PHS3500 1 PHS5000 1 PHS8000 1...

Page 2: ...on handling warranty requests may vary from one dealer to the next Please read the warranty information in its entirety and use good judgment when making these vital decisions Earthquake sound will no...

Page 3: ...teries and more energy for your vehicle s audio system B REGULATORS Regulators are designed to maintain the output voltage of alternators at one level or set point Low set point will not allow for fas...

Page 4: ...r s bass output from a loca tion of your choice A typical location for the remote install is somewhere on the dash of your vehicle that makes it easily accessible 7 LED INDICATORS There are three LED...

Page 5: ...SPECIFICATIONS Specifications are subject to change without notice 5...

Page 6: ...PHS8000 1 PHS5000 1 PHS3500 1 DIMENSIONS 6 PHS3000 1 PHS5000 1 PHS8000 1 Manual...

Page 7: ...ELS LPF CROSSOVER SETTINGS LPF KNOB SETTING XOVER SETTING POINT 80Hz 500Hz 15kHz 8kHz 20kHz HPF CROSSOVER SETTINGS HPF KNOB SETTING XOVER SETTING POINT 15Hz 30Hz 60Hz 40Hz 80Hz Specifications are subj...

Page 8: ...F PERIPHERALS SUCH AS A C HEATER POWER MIRRORS HEAD UNITS HEAD LIGHTS ETC IT DOES NOT ACCOMMODATE FOR HIGH CURRENT DEMAND FROM HIGH POWER AMPLIFIER S EARTHQUAKE STRONGLY REC OMMENDS THE USE OF 1 TO 2...

Page 9: ...1 farad capacitor to compensate for surges in demand We recommend the use of 1 to 2 auxiliary batteries depending on 1 2 or 4 Ohm loads WARNING Make sure that the amplifier is completely off and not c...

Page 10: ...10 PHS3000 1 PHS5000 1 PHS8000 1 Manual 6 FUSE Single Dual 4 Ohm Subwoofer 1 Ohm Minimum 6 6 FUSE Two Dual 4 Ohm Subwoofers 1 Ohm WIRING CONFIGURATIONS CONT...

Page 11: ...subject to change without notice 11 6 6 FUSE Two Single 4 Ohm Subwoofers 2 Ohm WIRING CONFIGURATIONS CONT Rear of typical head unit with subwoofer RCA outputs 5V Max Signal Input SENDING SIGNAL TO ADD...

Page 12: ...ition to the labor parts and shipping charges C Earthquake agrees to repair or replace at our discretion all such defective products parts subject to the following provisions Defective products parts...

Page 13: ...ms damaged in transit must be presented to carrier Earthquake Sound Corporation reserves the right to refuse improperly packaged product s A copy of the original sales receipt must accompany the produ...

Page 14: ...NOTES 14 PHS3000 1 PHS5000 1 PHS8000 1 Manual...

Page 15: ...ght to amend details of the specifications without notice Copyright Earthquake Sound Corporation Earthquake Sound Corporation 2727 McCone Avenue Hayward CA 94545 Phone 510 732 1000 www earthquakesound...

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