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STA120
CLASS D MonoBlock
Car Audio Amplifiers
STA135
Congratulations on your
purchase of a Sound Storm
Laboratories STEALTH
Class D Amplifier.
It has been designed, engineered
and manufactured to bring you
the highest level of performance
and quality, and will afford you
years of listening pleasure.
Thank you for making Sound
Storm Laboratories your choice
for car audio entertainment!
U S E R ' S M A N U A L
CONTENTS
page
2
Introduction
2
Features
3
What is included?
3
General precautions
3
Installation precautions
3
Mounting the amplifier
4
Connecting the amplifier
5
Important system considerations
5
Tips for a safe system
6
Low level input wiring
6
Speaker wiring
7
Power connections
Normal and with Stiffening Capacitor
8
Bridging two Stealth
CLASS D Amplifiers
10 Troubleshooting
11 Specifications
STA120 • STA135 Amplifier User's Manual - page 1
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Summary of Contents for Ssl STA135
- Page 1 Important system considerations Tips for a safe system Low level input wiring Speaker wiring Power connections Normal and with Stiffening Capacitor Bridging two Stealth CLASS D Amplifiers 10 Troubleshooting 11 Specifications STA120 • STA135 Amplifier User’s Manual - page 1...
- Page 2 “strap” together two STA120’s or two STA135 models for an astounding total maximum output power of 4000 or 6000 watts, respectively. STA120 • STA135 Amplifier User’s Manual - page 2 Features Your new STEALTH amplifier features the following: • Class D operation •...
- Page 3 Mounting the amplifier 1. Find a suitable location in the vehicle in which to mount the amplifier. 2. Make sure there is sufficient air circulation around the intended mounting location. STA120 • STA135 Amplifier User’s Manual - page 3...
- Page 4 STA120 • STA135 Amplifier User’s Manual - page 4 4. Check that the fuse holder is empty. Then connect the fuse holder to the "BATT+"...
- Page 5 SHOCK HAZARD! Do not open the case of this product. There are dangerous voltages present within the unit. There are no user-serviceable parts within the unit. STA120 • STA135 Amplifier User’s Manual - page 5...
-
Page 6: Low Level Input Wiring
RCA cable for best audio performance. To Audio Inputs of satellite amplifier (if present) Speaker Connections SPEAKER IMPEDANCE 1-8 OHMS STA120 • STA135 Amplifier User’s Manual - page 6 To Audio Outputs of head unit or Subwoofer outputs of a signal processor SUBWOOFER Speaker... -
Page 7: Power Connections
R E M F U S E S Distribution Block Battery FUSE Stiffening Capacitor STA120 • STA135 Amplifier User’s Manual - page 7 G N D Chassis ground point to REMOTE TURN-ON terminal of head unit Battery FUSE G N D... - Page 8 In this MASTER AMP/SLAVE AMP configuration, the Slave amp receives its audio signal from the Master Amp. Therefore, DO NOT USE THE INPUTS ON THE SLAVE AMP! STA120 • STA135 Amplifier User’s Manual - page 8 BRIDGED MODE SWITCH IN MASTER...
- Page 9 + 1 2 V F U S E S Distribution Block Battery FUSE Stiffening Capacitor STA120 • STA135 Amplifier User’s Manual - page 9 R E M G N D Chassis ground point R E M G N D Chassis...
-
Page 10: Troubleshooting
Check that speaker leads are not shorted to the vehicle chassis. Engine noise (alternator Check that the RCA grounds are not shorted to the vehicle chassis. whine) Check that the head unit is properly grounded. STA120 • STA135 Amplifier User’s Manual - page 10... - Page 12 Notes...
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