Top Variable Output Reviews

Sundown Audio SIA-2500D Monoblock 2500W RMS Amplifier

Features: Monoblock Class D Amplifier. Power Handling: Maximum Output Power at 14.4V DC 1-Ohm: 3000W RMS | Maximum Output Power at 14.4V DC 2-Ohm: 2025W RMS | Maximum Output Power at 14.4V DC 4-Ohm: 1140W RMS. Input Sensitivity: 200MV, Signal-to-Noise Ratio: 86dB, Frequency Response: 10Hz-20kHz (-3dB)..
Crossover: High Pass Filter: 15 to 80Hz (-12dB/8) Variable | Low Pass Filter: 80Hz to Full (-12dB/8) Variable. Bass Boost: 0 to 12dB (50Hz), Thermal Management: Smart Cooler (Fan Powered by Temperature or Audio with 3 Speeds), Input Impedance: 56K-Ohms, Protection System: Output Short/High/Low Supply Voltage/Thermal Protection, Minimum Supply Voltage: 9V DC, Maximum Supply Voltage: 16V DC, Dimensions: TBA..

Check Stock

Sundown Audio SFB-3000D 3000W RMS Class D Amplifier

Features: Monoblock Class D Amplifier. Power Handling: Maximum Output Power at 14.4V DC 1-Ohm: 3000W RMS | Maximum Output Power at 14.4V DC 2-Ohm: 2025W RMS | Maximum Output Power at 14.4V DC 4-Ohm: 1140W RMS. Input Sensitivity: 200MV, Signal-to-Noise Ratio: 86dB, Frequency Response: 10Hz-20kHz (-3dB)..
Crossover: High Pass Filter: 15 to 80Hz (-12dB/8) Variable | Low Pass Filter: 80Hz to Full (-12dB/8) Variable. Bass Boost: 0 to 12dB (50Hz), Thermal Management: Smart Cooler (Fan Powered by Temperature or Audio with 3 Speeds), Input Impedance: 56K-Ohms, Protection System: Output Short/High/Low Supply Voltage/Thermal Protection, Minimum Supply Voltage: 9V DC, Maximum Supply Voltage: 16V DC, Dimensions: TBA..

Check Stock

Makita Brush Set (Makita 9565CV, 9564CV, PW5001C)

Powerful 13.0 AMP motor delivers more output and variable (2,800 - 10,500) RPM for the most demanding applications.
SJS technology is a mechanical clutch system that minimizes motor and gear damage.
Variable speed control dial enables user to match the speed to the application.
Electronic controller provides constant speed control which automatically applies additional power to the motor to maintain speed under load.
Electronic controller provides soft-start which is designed to suppress start-up reaction for smooth start-ups and longer gear life.

Check Stock

ART TPS II Tube Preamplifier System

Variable Input Impedance Newly enhanced V3 Variable Valve Voicing LED input meter.
Analog output meter Enhanced ART Tube Technology Automatically switches between instrument and mic preamp.
Wide frequency response (5hz-50kHz) Enhanced OPL Output Protection Limiter Toroidal transformer.

Check Stock

SFB-1000D - Sundown Audio Monoblock 1750w RMS Amplifier…

Features: Monoblock Class D Amplifier. Power Handling: Maximum Output Power at 14.4V DC 1-Ohm: 3000W RMS | Maximum Output Power at 14.4V DC 2-Ohm:....
Crossover: High Pass Filter: 15 to 80Hz (-12dB/8) Variable | Low Pass Filter: 80Hz to Full (-12dB/8) Variable. Bass Boost: 0 to 12dB (50Hz), Thermal....

Check Stock

Sundown Audio Salt Series Monoblock Digital Class-D Amplifier (Salt-2 2000W Rms)

Features: Monoblock Class D Amplifier. Power Handling: Maximum Output Power at 14.4V DC 1-Ohm: 3000W RMS | Maximum Output Power at 14.4V DC 2-Ohm: 2025W RMS | Maximum Output Power at 14.4V DC 4-Ohm: 1140W RMS. Input Sensitivity: 200MV, Signal-to-Noise Ratio: 86dB, Frequency Response: 10Hz-20kHz (-3dB)..
Crossover: High Pass Filter: 15 to 80Hz (-12dB/8) Variable | Low Pass Filter: 80Hz to Full (-12dB/8) Variable. Bass Boost: 0 to 12dB (50Hz), Thermal Management: Smart Cooler (Fan Powered by Temperature or Audio with 3 Speeds), Input Impedance: 56K-Ohms, Protection System: Output Short/High/Low Supply Voltage/Thermal Protection, Minimum Supply Voltage: 9V DC, Maximum Supply Voltage: 16V DC, Dimensions: TBA..

Check Stock

Makita GA4542C SJSII High Power Angle Grinder, 4-1/2'

Powerful 12.0 AMP motor delivers more output and variable (2,800 - 11,000) RPM.
SJSII provides a leaf spring and cam gear drive mechanism that is engineered to reduce vibration.
SJSII provides a mechanical gear drive to help prevent motor and gear damage by dampening the force on the gear when the wheel is forced to stop.
Variable speed control dial enables user to match the speed to the application.
Electronic Controller is a three-part electronic feature designed to provide the required power in high torque applications for increased tool life.

Check Stock

BOSS Audio R3400D Riot 3400 Watt Car Audio MOSFET Power Amplifier with Remote and QPower 0Gauge 3000 Watt Car Amplifier Wiring Installation Kit

MONOBLOCK AND INPUTS: Amp Topology: Monoblock, Class D.
FEATURES: Variable Low Pass Crossover, Variable Bass Boost and Variable Subsonic Filter and Switchable Phase Control.
Thermal Overload & Speaker's Short Protection.
SPECIFICATIONS: Remote Bass Control Included.
Variable Low Pass Crossover: 50 to 150 Hz.
Dimensions (L x W x H): 12.5 x 10.44 x 2.25 inches.
WIRING KIT: Deluxe High Quality Fuse Holder.

Check Stock

PreSonus Eris Sub 8 Compact Studio Subwoofer

8-inch, front-firing, paper-composite transducer with high-elasticity rubber surround delivers smooth low-frequency transients..
100W Class AB amplifier (50W RMS) gives robust output with minimal distortion..
Now comes included with Studio One Prime and Studio Magic plug-in suite, over $1000 USD worth of music production software..
Input gain control gives -30 dB to +6 dB of continuously variable output..
Continuously variable lowpass filter keeps resonances in the 50 Hz to 130 Hz range..

Check Stock

Sundown Audio SAE-2000D V.3 Monoblock 2000W RMS Digital Class D Amplifier SAEv3-2000D

Features: Monoblock Class D Amplifier. Power Handling: Maximum Output Power at 14.4V DC 1-Ohm: 3000W RMS | Maximum Output Power at 14.4V DC 2-Ohm: 2025W RMS | Maximum Output Power at 14.4V DC 4-Ohm: 1140W RMS. Input Sensitivity: 200MV, Signal-to-Noise Ratio: 86dB, Frequency Response: 10Hz-20kHz (-3dB)..
Crossover: High Pass Filter: 15 to 80Hz (-12dB/8) Variable | Low Pass Filter: 80Hz to Full (-12dB/8) Variable. Bass Boost: 0 to 12dB (50Hz), Thermal Management: Smart Cooler (Fan Powered by Temperature or Audio with 3 Speeds), Input Impedance: 56K-Ohms, Protection System: Output Short/High/Low Supply Voltage/Thermal Protection, Minimum Supply Voltage: 9V DC, Maximum Supply Voltage: 16V DC, Dimensions: TBA..

Check Stock

Infinity Mobile Marine Grade / 5-Channel, 45w X 4, 500w X 1 amplifier

Infinity High-Performance Power Amplifier Quality.
Selectable Output and Variable Adjustment Crossovers.Signal-to-Noise Ratio (sub):>80dB (ref 1W output @ 4Ω).
Included components: 1 x amplifier, High-level input wiring harness, 2 spare fuses, 2 2-color brand stickers, 1 x Quick start guide.

Check Stock

BOSS Audio Systems PT1600 2 Channel Car Amplifier - 1600 Watts, Full Range, Class A/B, 2-8 Ohm Stable, Mosfet Power Supply, Bridgeable

...e no current flowing through its outputs with no audio signal.
Mosfet Power Supply – A MOSFET is an electrical switch that allows the flow of electrical current It controls the output voltage and current precisely by removing the output current sensing loss & eliminating all secondary feedback circuitry.
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 going to your amplifier.
Variable Bass Boost – With Variable Bass Boost you have the control of exactly how much BASS you want to pump out to your subwoofer(s).
Bridgeable – Dramatically increase the power output to you speakers and subwoofers by connecting two amplifier channels.
Specs – Dimensions 14” x 10 3” x 2 3” Weight 9 lbs.
– BOSS Audio Systems provides a powerful 6 year Platinum Online Dealer so long as the purchase is made through We strongly encourage professional installation of this product to ensure proper and safe functionality.

Check Stock

Planet Audio MB2200.5D 5 Channel Class D Car Amplifier - 2200 Watts, 2 Ohm Stable, Digital, Full Range, Mosfet Power Supply, Great for Speakers and Subwoofers

... output to you speakers and subwoofers by connecting two amplifier channels.
Mosfet Power Supply - A MOSFET is an electrical switch that allows the flow of electrical current. It controls the output voltage & current precisely by removing the output current sensing loss & eliminating all secondary feedback circuitry.
Variable Bass Boost - Bass Boost allows you to adjust the low bass within the boost range to just the way you like it.
Variable High-Pass Crossover - Speakers reproduce sound based on high, low or mid-range frequencies. A variable high pass crossover gears specifically towards “highs” such as all size speakers including mid ranges and tweeters.
Variable Low Pass Crossover - Subwoofers reproduce sound based on a number of different low-range frequencies. You can set exact sound specifications for the bass frequency reproduction.
Specs - Dimensions: 15.01” x 5.12” x 1.7”, Weight: 5.6 lbs..
Warranty - Planet Audio provides a powerful 6-year Platinum Online Dealer Warranty so long as the purchase is made through Amazon.Com. We strongly encourage professional installation of this product to ensure proper and safe functionality.

Check Stock