Page 2 - Amplifier; Authorized Kicker Dealer:; ALWAYS KEEP YOUR RECEIPT!
2 KX AMPLIFIERS Introduction KX350.2 / KX450.2 / KX550.2 / KX850.2 Two Channel Models: KX.2 Series Amplifier Owner’s Manual Congratulations! You have just purchased the latest in amplifier technology to carry the famous KICKER name. Your KICKER KX series amplifier is designed and built to give you y...
Page 3 - tures; Features; MOSFET Power Supply Provides high efficiency operation.
3 KX AMPLIFIERS F e a tures Features Low Impedance Operation Class A/B stable into 2 ohm stereoor 4 ohm mono loads. SORT Protection Circuitry (Short circuit, Over-voltage, Reversepolarity, Thermal) Protects amplifier from accidents andundesirable operation. MOSFET Power Supply Provides high efficien...
Page 4 - Installa; Remove; Mounting
4 KX AMPLIFIERS Installa tion Remove Remove Remove Remove Mounting When selecting a location to mount your Kicker amplifier be sure it is structurally sound and that there are no items behindthe area where the screws will be driven that could be damaged.Check for wire harnesses, brake lines, fuel li...
Page 5 - Wiring; Note: To get the best performance from your new Kicker Amplifier,
5 KX AMPLIFIERS RCAOutputs WARNING- Use Only One...Never Both At The Same Time !!! SOURCE UNIT SpeakerOutputs Left + Left - Right - Right + The use of twisted pair interconnects is recommended for all installations to minimize noise. When routing these cablesthrough the automobile, try to keep them ...
Page 6 - Remote Bass Level
6 KX AMPLIFIERS When the crossover on your KX series amplifier is set to LOW PASS, you have the ability to control the output level of the amplifier from the driver’s seat using the supplied Remote BassLevel Control. To mount the controller simply screw the metal bracket to the chosen location, then...
Page 7 - System Diagram; ohms per channel in stereo operation.; GROUND; ohms when in bridged operation.; REMOTE; BATTERY; MONO
7 KX AMPLIFIERS Installa tion System Diagram The following diagrams show the most common configurations for your Kicker KX series amplifier. TWO CHANNEL OPERATION (STEREO) KX.2 series amplifiers are capable of operating into a minimum impedance of 2 ohms per channel in stereo operation. SIGNAL IN SI...
Page 9 - Navigation; Opera
9 KX AMPLIFIERS Navigation On your Kicker amplifier there are three rotary controls on top and one switch on the end panel. These controls ensure the reli-ability and performance of the amplifier, so they need to be setcorrectly. CROSSOVER SWITCH NEVER CHANGE THE CROSSOVER SWITCH SETTING WITH THE SY...
Page 10 - Troubleshooting; No output from one channel:; Help
10 KX AMPLIFIERS Troubleshooting If your amplifier does not appear to be working, check obvious things first such as blown fuses, poor or incorrect wiringconnections, incorrect setting of crossover switch and gain controls, etc. There are two LEDs on the end panel of your Kicker KX series amplifier,...
Page 11 - Poor stereo image or reduced bass response:; Check system phasing by turning the balance control; of your new KICKER amplifier, see the Authorized KICKER; Dealer in your area. You may also call our Technical Services; Trouble Shooting
11 KX AMPLIFIERS Poor stereo image or reduced bass response: Check system phasing by turning the balance control from left to right. If there is more bass output when turned to either side then check your speaker wiring for proper positive and negative connections. Reverse connections on one channel...
Page 12 - Model; Length With EndKaps; SPECIFICATIONS COMMON TO ALL MODELS; Electronic Crossover:; Performance; Specifica
Model KX350.2 KX450.2 KX550.2 KX850.2 RMS Power in Watts, All Channels Driven@ 14.4V, 4 Ω Stereo, < 1% THD+N 110 x 2 150 x 2 205 x 2 295 x 2 @ 2 Ω Stereo, < 1% THD+N 175 x 2 225 x 2 275 x 2 425 x 2 @ 4 Ω Mono, < 1% THD+N 350 450 550 850 @ 12.5V, 4 Ω Stereo, 0.085% THD+N 70 x 2 90 x 2 115 x ...
Page 13 - WHAT TO DO IF YOU NEED WARRANTY OR SERVICE; Stillwater Designs, 5021 North Perkins Road, Stillwater, OK 74075; HOW LONG WILL IT TAKE?
13 Warran ty KX Amplifiers ELECTRONICS LIMITED WARRANTY WHAT IS NOT COVERED? Kicker warrants this product to be free from defects in material and workmanship under normal use for a period of THREE (3) MONTHS from date of original purchase with receipt. When purchased from a Authorized KICKER Dealer ...
Page 14 - Notes
Page 15 - Hookups
15 KX AMPLIFIERS Pizza Delivery #’s No t e s Hookups