Reviews High Precision Current Mode Amplifier

Battery Tester EBC-A40L 5V40A Battery Tester Lithium Polymer Power Battery Capacity Tester 110V

  • 【Professional Performance】This battery tester is designed for testing capacitors, suitable for battery capacity and performance testing within 5V, its maximum discharge power is 200W, stable operation, large accuracy of measured voltage and current, small error. Equipped with high-current high-precision current clamp, on-site measurement of capacitors without removing the connecting wires simplifies the testing process, effectively improves efficiency and avoids damage to electrical equipment..
  • 【Volume Measurement】Within 10Ah, the resolution is 0.001 Ah.
  • 【Excellent Quality】This battery capacity tester is made of high quality metal, which is sturdy and durable, and the surface is polished and painted with great care, so that it is not easy to oxidize and rust. The internal design has a fan cooling system to ensure effective heat dissipation, guaranteeing product performance and safety in use..
  • 【Wide Range of Applications】This lithium polymer power battery capacity tester has superior performance and is very suitable for mechanical industry, automotive industry, construction industry, electronic industry and power plants. It is small in size, light in weight, and easy to carry a....
Check Stock

Rockville RPA16 10,000 Watt 2 Channel Power Amplifier Pro/DJ Amp+Speakon Cables

  • Package Includes: (1) RockvilIe RPA16 10000 Watt Peak / 3000w RMS 2 Channel Power Amplifier Pro/DJ Amp, (2) Rockvile RCSS1425 25' 14 AWG Speakon to Speakon Speaker Cable 100% Copper.
  • Features of RPA16: RockvilIe RPA16 10,000 Watt Peak 2 Channel Professional/DJ Rack Mount Amplifier, LCD displays volume in dB per channel and operating temperature, 2U rack space, Built in limiter protects your speakers from distortion and clipping, Bridged mode allows you to combine both channels power into one channel for use with a subwoofer, Stereo mode is perfect for (2) speakers or (4) speakers in a left and right configuration.
  • Parallel mode gives you dual mono output signal which is perfect for monitor use when you want all sounds coming out of each speaker instead of a left/right configuration, Built in crossover switch (bypass, 80 Hz, 160 Hz) allows amp to be used with full range PA speakers, or Subwoofer(s), Channel A & B Clipping Led Indicators, Channel A & B Separate Level Controls, Power, signal, clipping, and protection LED indicators on front of amp, Heavy duty rack mount ears with handles.
  • Built-in variable high velocity quiet cooling fans, Maximum headroom for 4-ohm and 8-ohm Speakers, Level controls for precise setting and matching of sensitivity, Compute....
Check Stock

Orion Cobalt 4 Channel Amplifier – Class A/B Multichannel Amplifier 2250W RMS 4500W Max Car Electronics Car Audio Stereo Subwoofer 2 Ohm Stable Bass Boost MOSFET Amplifier for Car Speakers Sub Amp

  • Features – The 4 channel bass boost amplifier has features like - Frequency Response: 10HZ-30KHZ, Remote Bass Knob, 2-way protection, hi/low pass crossovers, hi/low level inputs, MOSFET Power Supply, Thermal Protection, Gain Control, 2 Ohm Stable.
  • Class A/B – This multichannel subwoofer amplifier exhibits a Class A/B topology. In the presence of no audio signal, Class A Amplifier has a high amount of current flowing in its output while Class b amplifier has no current flowing..
  • Quality - This Class A/B 4 channel amplifier exhibits quality frequency response rates and crossover network which places this amp at a prominent place. Durable design and highly efficient performance makes this subwoofer amp for car speakers stand out amongst the others..
  • Power – This Class A/B 2500 watt Amplifier has a power rating distribution as followed 1125 X 4 MAX @ 2 OHMS. The 4 channel amplifier for car speakers also provides a 2-way protection circuitry as a part of its design..
  • Low/High Level Inputs – The multichannel amplifier for car speakers come with low/high level inputs. A low level (RCA) input is measured in voltages. A high level (+/- wire) input is measured in wattages. Both essentially carry signal from your receiver to your amplifier to your speakers.
Check Stock

KGUSS DAC-K3 PRO USB DAC Headphone Amplifier Mini HiFi Optical/Coaxial/USB DAC Decoder Audio 24Bit 192KHz DA Converter ESS9018K2M Decoder Multifunctional Preamp Desktop Amplifier (Black)

  • It is both"a headphone amplifier"and"a preamp" ▶️ The DAC-K3 Pro is not only a professional headphone amplifier, but also a pre-stage. When used as a pre-stage,it can also play the same excellent performance. It can be widely used with power amplifiers or active speakers.This is a great choice for your first USB-DAC!.
  • High-performance ▶️ Chips: TPA6120A2+LME49720AN+NE5532+ES9018K2M+SA9123L. TPA6120A2 is a high-fidelity audio power amplifier based on current feedback architecture.Its distortion far exceeds that of many op amps that only process small signals. The operation amplifier LME49720AN three sections are balanced and very thick,the dynamic and low frequency strength and quantity sense is very good, the sound field is broad,the high frequency to go is very smooth.The sound is pure and real..
  • Wide Compatibility--Various Inputs Supported ▶️ The unit supports PC-USB（Can also be connected to a cell phone）, fiber-optic, coaxial, and other digital audio inputs. In addition, it is widely compatible with Windows XP/W7/W8/W10/MAC/Linux, etc. Note: Depending on the PC, the driver may not install automatically, please contact our custo....
Check Stock

Rode NT-USB-Mini USB Microphone Bundle with Knox Gear Studio Headphones and 4-Port USB 3.0 Hub (3 Items)

  • ...-USB-MINI USB Microphone with Detachable Magnetic Stand, Built-In Pop Filter and Headphone Amplifier, Knox Gear Closed-Back Studio Headphones, and 4-Port USB 3.0 Hub.
  • STUDIO-GRADE HEADPHONE AMPLIFIER: The NT-USB Mini features a studio-grade headphone amplifier and a high-quality 3.5mm headphone output, complete with precision volume control, allowing you to easily monitor your audio. There is also a switchable zero-latency monitoring mode for eliminating distracting echo when tracking vocals or recording instruments.
  • SLEEK, COMPACT, FLEXIBLE: The NT-USB Mini has been designed to be as flexible as the modern content creator needs to be. Its unique magnetic desk stand provides a sturdy base for reducing noise from knocks and bumps and is easily removable, allowing the mic to be quickly detached and placed on a studio arm or mic stand.
  • COMPACT: At just 89mm wide and 141mm tall, the NT-USB Mini is very compact, taking up only a fraction of precious desktop real estate. It also looks fantastic. Sleek and stylish, with clean lines and a modern aesthetic, it’s the perfect addition to any setup.
  • DURABLE BUILD: Hard-wearing steel and reinforced nylon resin construction ensure the NT-USB Mini is ready to take on the rigors of recording anywhere and everywhe....
Check Stock

HiBy R5 Gen 2 Hi Res Audio Player Android Mp3 Mp4 Player with Class A Headphone Amplifier High Impedance Low Heat Generation Black

  • 【Dual DAC hi res audio player】R5 GEN 2 High Resolution audio player has built-in dual high-performance ES9219C DACs with native support for DSD256, PCM768kHz/32bit, 130dB signal-to-noise ratio, THD+N below -112dB. Dual independent crystal oscillators and FPGA clock algorithm provide high precision timing..
  • 【Everything just to bring good sound to you】This mp3 player uses 163 high-precision resistors, 19 tantalum POSCAPs, and 4 electrolytic capacitors maximally suppresses power supply ripple, yielding silky black backgrounds. Audio components, regardless of cost, naturally paved the way for premium sound..
  • 【Android HiBy OS】This audio and video player is an entry-level Hi Res sound quality Android DAP, which can be downloaded and installed third-party applications. combined with our self-developed professional music player system HiBy OS, which globally bypasses Android SRC for lossless music source output!.
  • 【MP3 MP4 player with Bluetooth and wifi】Two-way Bluetooth, while supporting UAT, LDAC, aptX, aptXHD, AAC, SBC a variety of high-definition Bluetooth encoding. Connect the player via WiFi or Bluetooth, with HiBy link function, you can remotely control the player playback, volume adjustment, song list management, e....
Check Stock

Taidacent OPA541 OP AMP High Power Monolithic Operational Amplifier 5A Current High Voltage Audio Amplifier Sound Amplifier Board

  • Name: OPA541 High Voltage High Current Power Amplifier.
  • Size: 96mm*64mm*41mm (length, width, height).
  • The OPA541 module is a power operational amplifier capable of operating with a power supply up to 40V and providing continuous output current up to....
  • Suitable for motor-driven speaker drive, transformer drive and audio amplifier. It can also amplify triangle wave, sine wave and square wave signals..
  • The power consumption of the module is large, and the power supply requires a certain margin. It is recommended to use a power supply with a current....
  • The output signal is recommended to use the SMA to BNC cable to directly observe the effect of the oscilloscope. Poor contact or poor quality wires....
Check Stock

Hifonics 4 Channel Car Amplifier – Class A/B Gemini Series Multichannel Amplifier 1400 Watt Car Electronics Audio Subwoofer 2 Ohm Stable Bass Boost MOSFET Power Supply for Speakers Sub Amp

  • Power – This Class A/B 1400 Watt Car Amplifier has a power rating distribution as followed 350x4 @2 Ohms, 175x4 @4 Ohms. The 4 channel amplifier for car speakers also provides a 2-way protection circuitry as a part of its design..
  • Features – The 4 channel bass boost car amplifier has features like - Frequency Response: 10-22KHZ, Bass Boost, Remote Bass Knob, 2-way protection, variable low pass crossover: 40Hz-300Hz, variable high pass crossover: 40Hz-300Hz, subsonic filter:10Hz-40Hz, phase shift:0-180 degree, and ultra-fi mosfet power supply.
  • Class A/B – This multichannel subwoofer car amplifier for car stereo exhibits a Class A/B topology. In the presence of no audio signal, Class A Amplifier has a high amount of current flowing in its output while Class B amplifier has no current flowing..
  • Quality - This Class A/B 4 channel car amplifier exhibits quality frequency response rates and crossover network which places this amp at a prominent place. Durable design and highly efficient performance makes this subwoofer amp for car speakers stand out amongst the others..
  • RCA Ports - The RCA Jacks in this bass boost car amplifier allows you to develop multiple amplifier systems without using any splitter cords. The subwoofer amplifier thus puts you at ease....
Check Stock

Monolith Liquid Gold Balanced Headphone Amplifier & DAC by Alex Cavalli, Solid State Amp, AKM AK4493EQ DAC, Balanced & Single-Ended Headphone Outputs

  • Solid State Amplifier : Balanced design. Ultra high power. The Liquid Gold X is a fully differential, balanced, current feedback, solid state amplifier with an approximate full output power of 3.6 watts per channel into a 50-ohm load. The amplifier is microprocessor controlled using precision A-to-D and D-to-A conversions to manage and monitor the runtime behavior of all critical aspects of the circuitry..
  • AKM AK4493EQ DAC: Detailed sound. Exceptional musicality. The AKM AK4493 is AKM's new flagship 32-bit stereo premium DAC. It supports PCM inputs up to 768kHz and a Direct Stream Digital (DSD) input of 2.8/5.6/11.2 (maximum) MHz, the industry's highest level. An internal circuit employs a newly developed 32-bit digital filter for the ultimate in sound quality and musicality..
  • Balanced and Single-Ended Headphone Outputs: With multiple inputs and outputs for balanced and single-ended operation and easy front panel input selection, the Liquid Gold X is compatible with just about everything..
  • Versatile Inputs: Digital or Analog — We've Got You Covered: The Liquid Gold X amplifier features both single-ended and balanced analog inputs, as well as USB, Coaxial, and Optical digital inputs to support all your connectivity needs..
Check Stock