Top Variable Frequency Power Supply Reviews

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

Radio Hellas

10 and 12 meter bands. 16 programmable/erasable frequencies. Programmable repeater split..
Large frequency display with dimmer. New backlit display. Dual panel meters..
Improved receiver design for increased sensitivity and image rejections. Receiver clarifier ( plus/minus 0.5kHz)..
Variable output power control. Noise blanker/ANL circuitry. Frequency selector lockout..
Double FET balanced mixer for improved receiver intermodulation rejection. Active frequency scanner. Continuous duty built-in AC power supply..

Check Stock

ART 351 EQ 31-Band 1/3 Octave Graphic Equalizer

The 351 is a single-channel, 31-band, 1/3-octave graphic equalizer with many features: constant Q circuitry with a 3% center frequency accuracy, 20mm center detent sliders, selectable boost/cut range of 6dB or 12dB, active balanced and unbalanced input and output connections, adjustable high-pass filter, adjustable low-pass filter, variable input level control, clip level indicators, ground lift switch, internal power supply, and selectable line voltage switch.
The ART 351 Single Channel 31-Band Equalizer features a rugged all-steel chassis that occupies a single 19" rackspace.

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

Another Galaxy (feat. AO, Darb$ & Sir Random)

10 and 12 meter bands. 16 programmable/erasable frequencies. Programmable repeater split..
Large frequency display with dimmer. New backlit display. Dual panel meters..
Improved receiver design for increased sensitivity and image rejections. Receiver clarifier ( plus/minus 0.5kHz)..
Variable output power control. Noise blanker/ANL circuitry. Frequency selector lockout..
Double FET balanced mixer for improved receiver intermodulation rejection. Active frequency scanner. Continuous duty built-in AC power supply..

Check Stock

Planet Audio EC20B 3-Way Electronic Crossover with Remote Subwoofer Control

Provides three Filter circuits for a variety of set-up options.
Variable Low Pass: 32Hz to 250Hz, Variable High Pass: 40Hz to 400Hz.Bass Generator : Frequency response 10 Hz to 20 kHz, ±1 dB.
Frequency Multiplier: x1 or x20, Selectable Slope: 6dB or 18dB / octave.
Independent Front and Rear Level Controls, S / N: ≥ 85dB.
DC-to-DC Power Supply, Outputs for 3-Way or Front, Rear and.

Check Stock

BOSS Audio Ohm Stable Car Amplifier with Remote Subwoofer Control

...and double the power that is being sent to your subwoofer(s). You now have the ability to connect more subwoofers to take advantage of the extra power.
Variable Subsonic Filter - To prevent your subwoofer(s) from bottoming out, the variable subsonic filter filters out frequencies below the subwoofer(s) specified low frequency limits and allows the driver to reach a maximum safe excursion.
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: 13.5 x 10.44 x 2.25, Weight: 7.63 lbs..
Warranty - BOSS Audio Systems 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

Ranger RCI-2995DXCF Base Station 10 Meter SSB/AM/FM/CW Built-in Cooling Fan Kit

10 and 12 meter bands. 16 programmable/erasable frequencies. Programmable repeater split..
Large frequency display with dimmer. New backlit display. Dual panel meters..
Improved receiver design for increased sensitivity and image rejections. Receiver clarifier ( plus/minus 0.5kHz)..
Variable output power control. Noise blanker/ANL circuitry. Frequency selector lockout..
Double FET balanced mixer for improved receiver intermodulation rejection. Active frequency scanner. Continuous duty built-in AC power supply..

Check Stock

PreSonus Studio 1810c USB-C Audio Interface 18-in/8-out USB-C Audio Interface with 4 Xmax Preamps

...sonus Eris E3. 5 3. 5" Powered Studio Monitors Speakers with Acoustic Tuning + Pair of Rockville RVSM1 Heavy Duty Near-Field Studio Monitor Stands w/ Adjustable Height for Use in any Studio Environment.
Pair PreSonus Eris E3. 5 3. 5" Powered Studio Monitors Speakers with Acoustic Tuning. 3. 5-inch (89 mm) Kevlar low-frequency transducer. 1-inch (25 mm), ultra-low-mass, silk-dome, high-frequency transducer. Rear-firing acoustic port for superior bass-frequency reproduction. Optimized, resonance-suppressing internal bracing. High- and low-frequency tuning controls. Front-panel Volume control for speakers and headphone amplifier..
50 watt (25W/side), Class AB bi-amplification. RF interference, output current limiting, over-temperature, transient, and subsonic protection. Amplifier “soft start” feature eliminates popping on power-up. Internal power supply with IEC connector. Power switch with on/off LED. Balanced ¼-inch TRS, unbalanced 1/8-inch stereo, and RCA inputs. Integrated stereo headphone amplifier with front-panel 1/8-inch output. Protection: . RF Interference. Output-Current Limiting. Over-Temperature. Turn-On/Off.
Specifications: Inputs: (1) Stereo 1/8" , (2) Balanced 1/4" TRS, (2) Unbalanced RCA . Frequency Response: 80 Hz - 20 kHz. Crossove....

Check Stock

ATO 1 hp VFD, 4A 0.75kW 120V Input 220V Output, Single Phase to 1phase/3phase Variable Frequency Drive, for AC Motor Speed Control

ATO 1 hp 110v VFD, 0.75 kW single phase 110v/120v input, single phase or three phase 220v output variable frequency drive. Running your 1 phase/3 phase motors on 120 volt supply via ATO VFD.
Input voltage: 1 phase 120V AC ±15%, Input frequency: 50Hz/60Hz, Output voltage: 1 phase or 3 phase 220V AC ±15%, Output frequency: 0.00~400.00Hz.
【APPLICATION】: ATO 110V Variable frequency drive can be widely applied to drive the AC motor, such as fans, pumps, power tools, etc..
【TIPS】: Choose a VFD base on motor rated current: VFD output current ≥ motor rated current.
【CUSTOMER FIRST】If you are not sure about the size or have any issue about the product or service, please don't hesitate to email us. We will answer you within 12h.

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

...le 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

Planet Audio AC1200.4 4 Channel Car Amplifier - 1200 Watts Full Range Class A/B 2-4 Ohm Stable Mosfet Power Supply Bridgeable

1200 W MAX Power, 4 Channel 225 W X 4 RMS @ 2 ohm 113 W X 4 RMS @ 4 ohm 450 W X 2 RMS Bridged @ 4 ohm.
Full Range Class A/B, MOSFET Power Supply.
Fixed High Pass Crossover, Variable Low Pass Crossover, Variable Bass Boost.6 Year Platinum Dealer Warranty.
Frequency Response:20 Hz to 20 kHz ±1 dB.

Check Stock

BOSS Audio Systems Elite BE4000D Class D Car Amplifier - 4000 Watts, 1 Ohm Stable, Digital, Monoblock, Mosfet Power Supply, Great for Subwoofers, Remote Subwoofer Control

...and double the power that is being sent to your subwoofer(s). You now have the ability to connect more subwoofers to take advantage of the extra power.
Variable Subsonic Filter - To prevent your subwoofer(s) from bottoming out, the variable subsonic filter filters out frequencies below the subwoofer(s) specified low frequency limits and allows the driver to reach a maximum safe excursion.
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: 13.9 x 7.01 x 2.4, Weight: 7.1 lbs..
Warranty - BOSS Audio Systems 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