User Manual - Wet Sounds
Contents
1. HT 4 600 Watt 4 Channel Class D amplifier OWNER S MANUAL ceccscescaccaaceccacasccaccacaacaaconcascaeccocaccaccacesccacancascaccasccecoacaccacancannnam Wet Sounds HT 4 Owner s Manua Congratulations Thank you for purchasing the Wet Sounds Hydro Tech series amplifier Wet Sounds represents the ultimate in high performance Marine Audio Wet Sounds Hydro Tech Series Marine Amplifiers are designed to be a complete solution for every type of extreme marine application The Hydro Tech amplifiers use superior performance circuitry by utilizing Class D Power Supplies These amplifiers have extreme power output packed inside a small chassis thermal overload protection flexible crossovers optional elevated feet extended inputs Hydro Tech amplifiers are a well balanced match for all of the Wet Sounds products A Warning We build all Wet Sounds products to play at high volumes for extended periods of time Your ears however are not designed for high volume listening This product can easily generate high volumes that can permanently damage your hearing We urge you to limit your exposure to very high volume sound You may also find your state has laws governing the volume of an audio system Please be aware of all local and state laws in your area A Properly tuned and operated audio system will deliver years of enjoyment when used properly A Warning Please check the installation location before you begin Do n2. gt Serial numbers that are defaced altered or removed Any product purchased outside the United States Any cost related to removal installation shipping of the product Damage caused by abuse or accident theft water shipping or neglect Service performed by anyone other than Wet Sounds or a Authorized Wet Sounds Service Center Subsequent damage to any other components gt gt Misrepresentations by the seller Failure to follow installation instructions gt gt Cosmetic damage Obtaining Service Should service be necessary Wet Sounds at its discretion replace or repair the defective equipment with new or refurbished product To receive service the original invoice of purchase with the customer name product purchased retailer name and address with date of purchase must be provided to obtain warranty service Contact Wet Sounds directly at 1 877 938 7757 contact customer service to obtain RA H Return Authorization You are responsible for the shipping of the product to Wet Sounds wa nnn nnn nnn nnn nnn nn nnn nnn nnn nnn nnn nano nocao nnn nnn nn nnn cao nao nnn nnn nnn nnn nnn nnn nnn nnn Wet Sounds HT 4 Owner s Manual
3. the shortest wire necessary to make this connection Always use wire of the same gauge or larger than the 12 volt power wire Wet Sounds HT 4 Owner s Manual Setting up the Amplifier a Input Selection Because of the wide range of head unit radio output configurations all Wet Sounds amplifiers have an adjustable input sensitivity or GAIN The gain is NOT a volume or a power limiting control similar to a throttle It makes the amplifier more sensitive to input from the stereo When the gain is turned up the amplifier will reach full output at lower volume levels on the head unit radio Also when the gain is set too high the amplifier becomes much more sensitive to noise from your boats electrical system Adjusting the Gain You will need a small flat head screwdriver and select the style genre of music you primarily enjoy listening to Here are 3 easy steps to follow 1 Turn the gain all the way counter clockwise to the min point on the amp 2 Increase the head unit radio volume to 34 of the maximum volume output while playing your favorite style genre of music 3 Gently turn the gain clockwise to increase the amplifiers output until the desired level of output is achieved You will repeat these steps for both the front and rear channels independently da You should not hear any distortion in your speaker
4. Variable from 200mV to 5V Variable from 200mV to 5V Input Variable from Sensitivity 200 mV to 5V Response Odb 12db Odb 12db Odb 12db High Pass Crossover Frequency 10Hz 20kHz 10Hz 20kHz 20Hz 250kHz Odb 18db 50Hz 250Hz 50Hz 250Hz 50Hz 250Hz N A Low Pass Crossover Frequency 50Hz 250Hz 50Hz 250Hz 50Hz 250Hz 50Hz 250Hz THD lt 08 lt 08 lt 15 4ohm THD O lt lt 08 lt 08 lt 15 2ohm Signal To 08 08 Idle Current I S Rating OA I gt 95dBa gt 95dBa gt 95dBa gt 95dBa Noise Ratio Rating Switchable Switchable Crossover Switchable L Type Hi Lo Full Paes Hi Lo Full Hi Lo Full Turn on AS AS AS 4S Delay Operating 10V 16V 10V 16V 10V 16V 10V 16V Voltage a a E Wet Sounds HT 4 Owner s Manual Limited Warranty Length and limits of Warranty Wet Sounds warrants this product to be free of defects in material or workmanship for 2 years from the date of purchase Wet Sounds warranty applies exclusively to the original purchaser not transferable and the amplifier must be purchased from an Authorized Wet Sounds Retailer within the United States All products purchased outside of the United States are covered by the Authorized Distributor or OEM supplier Any and all warranties not to exclude merchantability or fitness are limited in the duration to 1 year This warranty gives you specific legal rights and those rights may vary from state to state Items not covered
5. back out the screws on the terminal block Insert the 12 volt wire into the 12V side of the terminal block and then tighten the screw back into the terminal block You will do the same for the Ground wire See below Power 12V Power Indicator The amplifier is equipped with a dual illumination l e d on the top of the amplifier that the Wet Sounds logo badge is mounted on When the amplifier first turns on the l e d will be red Once the amplifier is ready for use the l e d light will change to blue If the amplifier is in protection mode over voltage under voltage thermal heating or speaker short the L E D light will turn red wet sounds Wet Sounds HT 4 Owner s Manual Remote Connection This amplifier is designed to accept a 12 AWG 16 AWG wire input on the terminal block for speaker outputs 1 and 2 The Remote Turn on is how the amplifier knows when to turn on and off This is typically connected to the remote output wire on an aftermarket radio When connecting this amplifier to a factory radio you will need to find a 12 volt accessory wire that switches on and off with the key r BRIDGED 5 CH2 CH1 REM 00009 SPEAKE Ground Remote Amplifier Signal Inputs Outputs The HT 4 has both extended RCA inputs and outputs See below Connect the RCA outputs from the source unit into the inputs of th
6. e amplifier The HT 4 has 2 pair of inputs Front amp Rear and is equipped with 1 pair of pass through RCA outputs to connect to another amplifier CH 1 CH 2 CH3 CH4 Output Output Left Input Right Input Left Input Right Input Left Channel Right Channel Wet Sounds HT 4 Owner s Manual There is a button switch to designate 2 or 4 channel input You can select 2 channel input when only using 1 set of RCA inputs to allow all 4 channels to have output note if you only use the amplifier in 2 channel input mode you will not have fading capabilities between front and rear outputs INPUT Speaker Terminal Inputs The HT 4 utilizes removable speaker terminal blocks for easier installations and stronger power connections The terminal blocks are designed to accept 12 AWG 16 AWG speaker wire When preparing the wire you will need to strip 5 8 of the cables protective shielding Then take a small flat head screwdriver and back out the screw on the terminal block Insert the speaker wire into the terminal block and then tighten the screw back into the terminal block DO NOT OVERTIGHTEN es es a a r BRIDGED CH2 CH1 REM 99990 Negative Positive Positive Negative de de de de de Fe Note de de de de de de Stickers are for alignment of the power speaker plugs to correctly install into th
7. e amplifier The screw terminals should be facing down pointed at the feet of the amplifier amp the stickers on all of the plugs should align with the stickers on the top of the amplifier Failure to install the plugs correctly will damage the amplifier and void the warranty waren nnn nnn nnn ne anna nn n Wet Sounds HT 4 Owner s Manual D 8 9 qo 1 2 4 Channel Input Button Adjusting this button to 2 channel input and connecting only the front inputs allows the amplifier to have 4 channel output 2 Gain Control 1 2 This is the input sensitivity gain control for channels 1 amp 2 3 Crossover Switch 1 2 The HPF attenuates low frequencies and is used with mid range speakers and tweeters LPF attenuates high frequencies and is used for subwoofers Full does not attenuate any frequencies and is for full range speaker systems This controls channels 1 amp 2 4 Variable Crossover 1 2 Built in 12db filter with crossover frequencies between 50Hz 250Hz 5 Bass Boost Control 1 2 This is a variable boost for the low frequencies to which the amplifier is set at on the crossover 6 RCA Inputs RCA Input Jacks Accepts line level outputs from source units or signal processors at voltages between 250mV and 5 volts 7 Gain Control 3 4 This is the input sensitivity gain control for channels 3 amp 4 8 Crossover Switch 3 4 The HPF attenuates low frequencies and is used with mid range speakers and tweet
8. ers LPF attenuates high frequencies and is used for subwoofers Full does not attenuate any frequencies and is for full range speaker systems This controls channels 3 amp 4 9 Variable Crossover 3 4 Built in 12db filter with crossover frequencies between 50Hz 250Hz 10 Bass Boost Control 3 4 This is a variable boost for the low frequencies to which the amplifier is set at on the crossover wa nnn nnn nnn nnn nnn nn nnn nnn nnn nnn nnn nnn nnn nnn nnn nnn nn nnn nnn nnn nnn nnn nnn nano nono nono nnn Wet Sounds HT 4 Owner s Manual r BRIDGED r BRIDGED CH4 CH3 CH2 CH1 R TI 0000 00000 SPEAKER 1 Speaker Terminal Output Block 3 4 This is the speaker connecting block for channels 3 amp 4 2 Speaker Terminal Output Block 1 2 This is the speaker connecting block for channels 1 amp 2 3 Remote Turn On This terminal turns on the amplifier when 12 volt is applied to it Connect it to the Remote Turn on lead of the head unit or signal source 4 Fuses The fuses protect the amplifier against internal electrical damage and are meant to protect the amplifier only All other power connections should be fused at the source 5 12 Volt Power Connect this terminal through a FUSE or CIRCUIT BREAKER to the positive terminal of the vehicle battery or the positive terminal of an isolated audio system battery 6 Ground Connect this terminal directly back to the battery using
9. ot cut any of the boats structure Pay close attention to what items are behind the panels and carpet Often the manufacturer will hide wires mechanical or other electronic devices in the exact locations you wish to install in Installation Instructions Wet Sounds Marine Amplifiers are designed for easy installation in your boat To ensure proper installation of your new purchase please follow all the suggestions listed below If you do not have experience with marine electrical and mechanical systems contact a professional installer Paying a qualified installer is almost always cheaper than paying a dealership to repair your boat Locating the Amplifier The amplifier must be securely mounted to a solid surface Please select a dry location to mount your amplifier All Wet Sounds products are designed to operate in humid environments however direct contact with water can damage the electronics Do not mount the amplifier to any area that may have excessive vibration like a subwoofer enclosure Position the amplifier in an area that receives sufficient airflow for proper heat dissipation Supplying Enough Power The Laws of Nature Your amplifier does NOT make power it converts power or current from your boats electrical system and converts it into high power musical energy If the amp can t get all the power it needs it will not produce its full output Your Wet Sounds amplifier will produce full output longer than other amplifie
10. s at this level if you do slowly turn down the gain until distortion is no longer present If you need further assistance please contact VVet Sounds Technical Services Department Crossover Controls This amplifier is designed to play frequencies betvveen 50 Hz and 250 Hz The amplifier is equipped 3 different optional settings High Pass HI or Lovv Pass LO or Full Range FULL dl Freq hz X OVER i oo lt 5 200 HI ru LO High Pass Is designed to play only the frequencies above where the crossover is set at Low Pass Is designed to play only the frequencies below where the crossover is set at Full Range This turns off the crossover and allows the amplifier to play every frequency cera ee ee nnn ee ee nnn n Wet Sounds HT 4 Owner s Manual Bass Boost This amplifier is equipped with a variable bass boost for Odb to 18db of signal boost which will increase the signal output Q 45 Hz BASS BOOST O OdB Troubleshooting A a If you are experiencing problems with your amplifier after installation follow these procedures to try and remedy the problem 1 Check your fuse and replace if necessary Confirm your Ground wire has a good connection Make sure your remote wire and power wire has 12 Volts Make sure your battery has 12 volts Confirm that the amplifier l e d color is blue If the light is red than the amplifier is in protection mode If the light is red check the following items belo
11. s on the market today Should your voltage or current drop too low the amplifier will drop below the rated output Make sure your boats charging system is in good working order Any high performance audio amplifier will increase the demand on your alternator and battery If you are unsure have you charging system checked system testing by a professional technician wa nnn nnn nnn nnn nnn nn nnn nnn nnn nnn nnn nnn nnn nnn nnn nnn nn nnn nnn nnn nnn nnn nnn nnn nnn nnn nnn nnn nnn Wet Sounds HT 4 Owner s Manual Running the Wiring Cables Always keep the signal cable and the power cables separated to prevent the possibility of inducing noise into the system Carefully run the power and the signal cables through the boat Always keep all the wire tight and tied down to prevent the power wire from shorting and reduce the risk of fire A 4 AWG or larger wire should be used for power and ground connections We recommend a fuse to be installed on the power wire within 18 inches of the battery for safety We recommend a 50 amp fuse Amplifier Connections Make sure that the 12 volt cable is NOT connected to the battery while making any of the connections until all the connections and the fuse are installed Power Connections The HT 4 is designed for 4 AWG Power wire 12 V and Ground wire GND You will need to prepare the wire by remove 5 8 on the protective shielding on the power and ground wire Then take a flat head screwdriver and
12. w A Confirm that a speaker is not blown B Confirm that there are no loose wires that could be grounding out the amplifier C Check that the amplifier has sufficient air circulation where it is located Insufficient air flow and overdriving the audio system could result in the amplifier going into protection to preserve the amplifier ge a waren nnn nnn nnn ne anna nn n Wet Sounds HT 4 Owner s Manual Sample System Setups Optional AIM A Optional 4 Ohm Speaker E 4 Ohm Speaker i bd j 4 4 4 Ohm Speaker P 4 Ohm Speaker FX Am 4 Ohm Speaker d 4 Ohm Speaker Ba R gt a 4 Ohm Speaker a a gt Optional Optional 4 Ohm Speaker K lt gt Optional 08 Ohm Speaker Wet Sounds HT 4 Owner s Manual Optional Optional 4 Ohm Speaker 4 Ohm Speaker ia gt 4 Ohm Speaker 4 4 Ohm Speaker a DS Wet Sounds HT 4 Owner s Manual Specifications wa nnn nnn nnn nnn nnn nn nnn nnn nnn nnn nnn nnn nnn nnn nnn nnn nn nnn nnn nnn nnn nnn nnn nnn nnn nnn nnn nnn Wet Sounds HT 4 Owner s Manual RMS Power Q 4 ohm Stereo RMS Power Q 2 ohm Stereo 110 x6 110 x4 165 x 2 za NN gt 150 x6 150 x 3 300 x 2 RMS Power Q 4 ohm Mono RMS Power Q 2 ohm N A N A N A 600 x 1 Mono 300 x 3 300 x 2 575 x1 300 x1 2 NN gt Variable from 200mV to 5V
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