Best Variable Gain Amplifier

BOSS Audio Systems PT3000 2 Channel Car Amplifier – Phantom Series 3000 Watts Full Range Class A/B 2-4 Ohm Stable MOSFET Power Supply Bridgeable

  • POWER: 1500 Watts Max x 2 @2-Ohms, 750 Watts Max x 2 @4-Ohms, 3000 Watts Max x 1 Bridged @4 Ohms.
  • CLASS A/B TOPOLOGY: Class ‘A’ amplifiers have enormous amount of current flowing through its output transistors with no audio signal. Class....
  • FULL RANGE: With a Full Range amplifier you not only have the option to run your speakers, but also your subwoofers.
  • MOSFET POWER SUPPLY: A MOSFET is basically an electrical switch that allows the flow of electrical current. It controls the output voltage and current....
  • VARIABLE GAIN CONTROL: The gain control is not for adjusting volume. It simply adjusts the amount of signal that is coming from your receiver and....
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BOSS Audio OX4.400 4 Channel Car Amplifier – 1600 Watts Full Range Class A/B 2-8 Ohm Stable MOSFET Power Supply Bridgeable

  • POWER: 400 Watts Max x 4 @2-Ohms, 800 Watts Max x 2 @4-Ohms, 1600 Watts Max x 1 Bridged @4 Ohms. DIMENSIONS: Dimensions - Depth 12.3” x Width 7” x....
  • CLASS A/B TOPOLOGY: Class ‘A’ amplifiers have enormous amount of current flowing through its output transistors with no audio signal. Class....
  • FULL RANGE: With a Full Range amplifier you not only have the option to run your speakers, but also your subwoofers. BRIDGEABLE: Dramatically increase....
  • VARIABLE GAIN CONTROL: The gain control is not for adjusting volume. It simply adjusts the amount of signal that is coming from your receiver and....
  • WARRANTY: BOSS Audio Systems provides a powerful 6 year Platinum Online Dealer Warranty so long as the purchase is made through Amazon.com. We....
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SHCA Colored BASS KNOB with Leads (Blue)

  • Simple Connection: the Rca Volume Control RCA output connector to the car stereo and the input RCA connector to the device, no additional wires are required. With RCA composite cables,this amplifier controller offers high-quality signal transmission.Adds subwoof level control to any head unit or balances a multiple amplifier installation.
  • This RCA amplifier controller offers high-quality signal transmission with RCA composite cables.Made from high quality materials and metal for optimal signal transfer.Adds subwoof level control to any head unit. Perfect for balancing the system to change music style.
  • Perfect for balancing the system to change music styles, control your sub-woofer output, you can set the subwoofer on maximum gain and then vary the knob to taste as per genre or media good fit for Car, Motorcycle, Speakers, Home.Stereo RCA input and output. Simple in and out connections,no additional wiring needed.Mini size easy to installation by DIY without manuals.
  • RCA amplifier is control the gain level / volume of devices connected to the car stereo, such as speaker, amplifier, bass, etc. Dash Mount Amplifier Level Control for Volume Adjustment. dash mount rca amplifier level control is used to adjust amplifier gain, power level, stereo, equalizer or....
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ALPINE S-A32F 320w RMS 4-Channel S-Series Car Audio Amplifier Class D+Amp Kit

  • (1) Alpine S-A32F 320 Watt RMS 4-Channel S-Series Car Audio Amplifier Class D Amp. (1)RockvilIe RWK42 4 Gauge 4 Chan Car Amp Wiring Installation Wire Kit (2) RCA's. Install. Terminal Layout: One side. Small footprint for easy installation. Screw terminals (for speaker and power cables). General. Amplifier Type: Class-D (Digital). Channel Design: 4/3/2 Channel. Thermal Management Control. Top Mounted LED Power/Status Indicator. Speaker Level Input with remote turn on.
  • Crossover: Adjustable Low-pass (LPF) / High-pass Filter (HPF). Gain Control: Adjustable. Bass Control: Remote Bass Control (RUX-KNOB2) Ready. Max Power Output Ratings. Total Max Power: 640W. RMS Power Ratings. Per Channel into 2 Ohms, 14.4V (%THD+N): 4 x 80W. Per Channel into 4 Ohms, 14.4V (%THD+N): 4 x 55W. Bridged into 4 Ohms, 14.4V (%THD+N): 2 x 160W. Sound Tuning. Crossover: Variable LPF, 50-400Hz (-12dB/oct ). Crossover: Variable HPF, 50-400Hz (-12dB/oct ). General.
  • Power Requirements: 14.4 V.DC (9 - 16 V allowable). Input Sensitivity (RCA Input): Hi: 0.5 - 10 V Lo: 0.2 - 4.0 V. High Level Input with automatic power on. Cable size: Power Cable AWG 8, SPK Cable AWG 10. Frequency Response (+0, -....
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2 Channel Car Stereo Amplifier - 5000W High Power 2-Channel Bridgeable Audio Sound Auto Small Speaker Amp Box w/MOSFET, Crossover, Bass Boost Control, Silver Plated RCA Input Output - Pyramid PB3818

  • 5000 WATT POWER: The Pyramid 2 Channel Car Amplifier is perfect for your vehicle's sound system. It gives you up to 5000W bridgeable output. Features variable bass boost, variable gain control, and fully adjustable electronic crossovers.
  • SILVER-PLATED RCA PORTS: The car audio amplifier features RCA ports that are silver-plated for eliminating signal loss. The subsonic filter allows low-end interference to be cut so your speakers will always deliver the highest quality audio.
  • MOSFET PULSE: The MOSFET pulse width modulation power supply allows for a clean distortion-free signal to your compact speakers providing you with crisp and clear audio for outstanding music experience. Also features pulse width modulation system.
  • FULLY PROTECTED CIRCUITRY: To keep both your car and the stereo amp safe, this model is equipped w/ overload and short circuit protection. Has been specially designed from the bottom up to provide safe and high-quality sound in a sturdy form factor.
  • SLIM SIZE DESIGN: The car amp's small size makes installation a breeze, easy finding a spot for this little yet powerful device. Additional features include remote turn on, soft turn on/off the circuit, heavy-duty aluminum alloy heat sink & LED indicator.
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2 Channel Car Stereo Amplifier - 2000W High Power 2-Channel Bridgeable Audio Sound Auto Small Speaker Amp Box w/ MOSFET, Crossover, Bass Boost Control, Silver Plated RCA Input Output - Pyramid PB918

  • 2000 WATT POWER: The Pyramid 2 Channel Car Amplifier is perfect for your vehicle's sound system. Gives you up to 2000W bridgeable output. Features variable bass boost, variable gain control, and fully adjustable electronic crossovers.
  • SILVER-PLATED RCA PORTS: The car audio amplifier features RCA ports that are silver-plated for eliminating signal loss. The subsonic filter allows low-end interference to be cut so your speakers will always deliver the highest quality audio.
  • MOSFET PULSE: The MOSFET pulse width modulation power supply allows for a clean distortion-free signal to your compact speakers providing you with crisp and clear audio for outstanding music experience. Also features pulse width modulation system.
  • FULLY PROTECTED CIRCUITRY: To keep both your car and the stereo amp safe, this model is equipped w/ overload and short circuit protection. Has been specially designed from the bottom up to provide safe and high-quality sound in a sturdy form factor.
  • SLIM SIZE DESIGN: The car amp's small size makes installation a breeze, easy finding a spot for this little yet powerful device. Additional features include remote turn on, soft turn on/off the circuit, heavy-duty aluminum alloy heat sink & LED indicator.
  • Included Components: 1 Pyramid Branded Produ....
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Memphis Audio VIV900.5 75W x 4 + 500W x 1 Car Amplifier

  • Features: 5-channel car amplifier, 50 watts RMS x 4 + 300 watts RMS x 1 at 4 ohms / 100 watts RMS x 4 + 500 watts RMS x 1 at 2 ohms / 150 watts RMS x 2 bridged at 4 ohms + 500 watts RMS x 1 at 2 ohms, Class D amp technology.
  • Tuning Controls: front channels: Variable high- or low pass filter (10-5,000 Hz, 24 dB/octave).
  • Rear channels: Variable high-pass filter (10-500 Hz, 24 dB/octave) / Variable low-pass filter (50-5,000 Hz, 24 dB/octave) / Bandpass filter engages both.
  • Subwoofer channel: Variable subsonic filter (10-80 Hz, 24 dB/octave) / Variable low-pass filter (50-500 Hz, 24 dB/octave) / Variable bass boost (0-18 dB at 45 Hz).
  • Other Features: Optional wireless remote subwoofer level control available, Preamp inputs, Speaker-level inputs (require speaker wire to RCA adapters), Hinged magnetic cover plate conceals top-mounted controls, 7 color selectable LED logo, 4-gauge power and ground leads and a 80-amp fuse recommended — wiring and hardware not included with amplifier, No onboard fuses — when installing multiple amps in a system, an additional 80-amp in-line Fuse between the distribution block and this amplifier is.
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Timpano TPT1000.4 Compact 4 Channel Car Audio Amplifier – 4 x 260 Watts at 2 Ohms – High Power Stereo 12 volts Full Range Class D Amp Bridgeable

  • COMPACT DESIGN: Digital class D Brazilian technology allows this amplifier to have a small footprint by integrating a high-speed mosfet power supply with top of line transistors to ensure performance in a small heat sink without compromising performance. Dimensions: 8.11″ depth x 8.11″ width x 2.60″ height.
  • POWER: This amplifier is designed to run your stereo system with the power it needs to perform! 1200 Watts maximum dynamic RMS power output of 4x 300 Watts at 2 Ohms per channel. Its high efficiency rate of 84% provides more power with less battery consumption..
  • BRIDGEABLE: Double the power output to your speakers by bridging two channels. Minimum impedance of 4 Ohms per bridged channel at output power of 2 x 520 Watts RMS.
  • TECHNOLOGY: A smart electronic 2-way protection circuit protects the amp if it gets too hot or if speakers fail causing a short! Focusing in sound quality, a full range response of 20 to 26,000Hz was used to give the best sound reproduction on this tiny amplifier..
  • FEATURES: Fork terminal connector power and speaker wire Inputs. Built-in crossover filters for easy tuning! Choose between a fixed HPF at 90Hz or LPF at 90Hz or just turn it FLAT and use your external crossover or DSP settings. It also includes Variable Gain Contr....
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BOSS Audio Systems R1002 Car Amplifier - 2 Channel, 200 Watts Max Power, 2 4 Ohm Stable, Class AB, Full Range

  • POWER: Maximum Power output of 200 Watts at 2 Ohms into two channels. Maximum power output of 100 Watts at 4 Ohms into two channels.
  • HIGH LEVEL INPUTS: Speaker level inputs are commonly referred to as high-level inputs. Speaker level inputs will be used to connect the R1002 to your factory radio or an aftermarket radio that does not have low-level (RCA) inputs.
  • LOW LEVEL INPUTS: Line level inputs, also known as RCA inputs or low-level inputs, use RCA interconnect cables to link the R1002 with the source unit. Most aftermarket radios have multiple pairs of RCA outputs that can connect to multiple amplifiers.
  • VARIABLE INPUT GAIN CONTROL: The Variable Input Control allows the amplifier input to match the output signal from the head unit to achieve optimum performance when adjusted properly..
  • WARRANTY: BOSS Audio Systems provides a Powerful 6 Year Platinum Online Dealer Warranty so long as the purchase is made through Amazon Dot Com.
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Theater Solutions SUB8SM Slim Subwoofer (Mahogany), 8-Inch Slim

  • Theater Solutions SUB8SM slim 4.75" height design fits under most furniture, 250 watts peak power, frequency response is 35Hz-150Hz, 24dB per octave crossover, 8ohm impedance.
  • Built in digital drive high efficiency amplifier, 8" high efficiency low frequency down firing transducer, L/R RCA inputs, high level L/R input and output spring terminals.
  • Variable 35Hz to 150Hz control knob, gain control knob, 0 or 180 degree phase switch, built-in auto shut off, bottom slotted bass port, mahogany finish.
  • High density MDF enclosure with advanced RFL bass reflex design, product dimensions (H x W x D) 4.75" × 24.625" × 15.75.
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