ReviewsFeedback Amplifiers

Pump Boys and Dinettes

  • Power – 450 Watts Max x 4 @2-Ohms, 225 Watts Max x 4 @4-Ohms, 900 Watts Max x 2 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 ‘B’ amplifiers have no current flowing through its outputs with no audio signal.
  • 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 & 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: 13.5” x 10.31” x 2.25, Weight: 12 lbs..
  • Warranty – BOSS Audio Systems provides a powerful 6-year Platinum Onli....
Check Stock

BOSS Audio Systems PT1000 2 Channel Car Amplifier - 1000 Watts Full Range Class A/B 2-8 Ohm Stable Mosfet Power Supply Bridgeable

  • Power - 500 Watts Max x 2 @2-Ohms, 250 Watts Max x 2 @4-Ohms, 1000 Watts Max x 1 Bridged @4 Ohms.
  • Full Range - With a Full Range amplifier you not only have the option to run your speakers, but also your subwoofers.
  • Class A/B Topology - Class ‘A’ amplifiers have enormous amount of current flowing through its output transistors with no audio signal. Class ‘B’ amplifiers have 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.
Check Stock

BOSS Audio Systems PF1800 4 Channel Car Amplifier - 1800 Watts Full Range Class A-B 2-4 Ohm Stable Mosfet Power Supply Bridgeable

  • Power - 450 Watts Max x 4 @2-Ohms, 225 Watts Max x 4 @4-Ohms, 900 Watts Max x 2 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 ‘B’ amplifiers have no current flowing through its outputs with no audio signal.
  • 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 & 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.
Check Stock

BOSS Audio Systems PM1500 Monoblock Car Amplifier - 1500 Watts 2/4 Ohm Stable Class A/B Mosfet Power Supply Great for Subwoofers

  • Power - 1500 Watts Max x 1 @2-Ohms, 700 Watts Max x 1 @4-Ohms.
  • Class A/B Topology - Class ‘A’ amplifiers have enormous amount of current flowing through its output transistors with no audio signal. Class ‘B’ amplifiers have 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 & current precisely by removing the output current sensing loss & eliminating all secondary feedback circuitry.
  • 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.
  • 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

Audien ATOM Rechargeable Hearing Amplifier to Aid and Assist Hearing, Premium Comfort Design and Nearly Invisible

  • ...er and more comfortable for you to hear in noisy settings. The sound quality is consistent, long lasting, and sharp, with almost zero whistling or feedback - you can even control the volume for your individual needs. Works great for high tones and TV dialog as well..
  • 100% Rechargeable - The high quality Atom hearing amplifiers are 100% rechargeable with wireless magnetic charging and feature a 20 hour battery life with a 4-6 hour charging time. With a sleek magnetic charging dock, the devices wirelessly charge when in the dock. No more fumbling around with tiny button batteries, Audien sound amplifiers are perfect for people who have dexterity issues or are just simply tired of endlessly buying and replacing batteries for their hearing devices..
  • Affordable - Audien hearing amplifiers make perfect gifts for elderly family members with hearing loss..
  • Incredibly Comfortable - Our patent pending design along with our proprietary material used to make each amplifier provides an enhanced fit and improved listening experience, all while comfortably floating inside of your ears. They don't slip out and are designed to fit the natural curve of the ear canal. All Audien hearing devices come with different sized earbuds included in the package (small, medium and l....
Check Stock

BOSS Audio Systems MODEL R1600M Car Amplifier - Model 1600W High Output Amp, 2/4 Ohm Stable, Class A/B, Mosfet Power Supply, Great Amp for Subwoofers

  • POWER: 1600 Watts Max x 1 @2-Ohms, 800 Watts Max x 1 @4-Ohms.
  • CLASS A/B TOPOLOGY: Class ‘A’ amplifiers have enormous amount of current flowing through its output transistors with no audio signal. Class ‘B’ amplifiers have no current flowing through its outputs with no audio signal.
  • MOSFET POWER SUPPLY: A MOSFET is basically 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 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.
  • VARIABLE BASS BOOST: Bass Boost allows you to adjust the low bass within the boost range to just the way you like it.
Check Stock

Bellman & Symfon Response Personal Sound Amplifier for Difficult Hearing Situations with Headphones - Wireless Sound Amplification Device - Digital Audio Clarifies Sound - Easy to Use for Seniors

  • ENHANCE YOUR HEARING: With the Response amplifier, Our most affordable personal amplifier at Bellman & Symfon.
  • there are two, omnidirectional microphones built into the Response amplifier, giving you clear sound with minimal feedback.
  • LONG LASTING POWER: With up to 100 hours of listening on just one AAA battery, you'll be hearing carefree for days.
  • CAN BE USED AS: Sound amplifier listening device, Sound amplifiers for hearing loss, listening devices for hearing impaired, Personal hearing sound....
  • Response Personal Amplifier, Headphones, User Manual, 1 x AAA Alkaline Battery, 2 Year Manufacturer's Warranty.
Check Stock

Behringer ULTRAGRAPH PRO FBQ1502 Audiophile 15-Band Stereo Graphic Equalizer with FBQ Feedback Detection System

  • Professional 15-band stereo Graphic Equalizer for both live and studio applications.
  • Revolutionary FBQ Feedback Detection System instantly reveals critical frequencies and can also be used as Audio Analyzer.
  • Dedicated mono subwoofer output with adjustable crossover frequency.
  • Ultra low-noise audio operational amplifiers offer outstanding sound performance.
  • Shielded toroidal power transformer for ultra low-noise performance.
Check Stock

ASTRACY ZR-M92 Hearing Aids for Seniors & Adults, Rechargeable Hearing Ampli fier with Noise Cancelling, Small In Ear Heaing Aids

  • 【Superior Sound】- Compared to other hearing amplifier models in the market, we have minimum squealing when wearing hearing aids. The sound quality is consistent, long lasting, and clear, with almost zero whistling or feedback. No more missing out on conversations with friends and family..
  • 【Natural Sound】-Suitable for mild to moderate hearing loss, according to your needs and different usage scenarios, you can get different gains, assist in watching TV, on the phone, in normal discourse, and more, making the sound more natural..
  • 【Comfortable to Wear】 - Stylish earbuds shape design, save the hassle of wearing traditional BTE (behind the ear) type OTC hearing aids. Snugly fits your ear canal without falling off. Small and comfortable to wear..
  • 【Rechargeable】-The high-quality hearing amplifiers are 100% rechargeable with wireless magnetic charging and feature a 25 -30 hours battery life with a 2-3 hour charging time. With a sleek magnetic charging dock, the devices wirelessly charge when in the dock..
  • 【Ideal Gift for Seniors】- And affordable solution for mild to moderate-severe hearing loss. ASTRACY over the counter hearing amplifiers make perfect gifts for elderly family members with impaired hearing..
Check Stock

BOSS Audio Systems R1100M Riot Series Car Audio Subwoofer Amplifier - 1100 High Output Monoblock Class A/B 2/4 Ohm Stable Low/High Level Inputs Low Pass Crossover Mosfet Power Supply Stereo

  • Power - 1100 Max x 1 @ 2 Ohms, 550 Max x 1 @ 4 Ohms.
  • Class A/B Topology - Class ‘A’ amplifiers have enormous amount of current flowing through its output transistors with no audio signal. Class ‘B’ amplifiers have 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 & current precisely by removing the output current sensing loss & eliminating all secondary feedback circuitry.
  • 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.
  • 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.
Check Stock

Taidacent AD8130 Differential Receiver Amplifier Module Differential to Single-ended High Common-mode Rejection Ratio Low Noise Low Distortion

  • Name: AD8130 Differential Amplifier Size: 43mm X 38mm Supply voltage range: ±5V~±12V.
  • The differential-to-single-ended amplifier, which has a 270-MHz bandwidth and a very high common-mode rejection ratio (CMRR) at high frequencies, can also be effectively used as a high-speed instrumentation amplifier or to convert a differential signal to a single-ended signal..
  • Differential amplifiers can process single-ended inputs as interactive differential outputs or treat differential inputs as differential outputs. These amplifiers have two independent feedback loops that control the differential and common-film output voltages, respectively..
  • Chip features 1. High speed AD8130: 270 MHz, 1090 V/us (G= +1) AD8129: 200 MHz, 1060 V/us (G= +10) 2. High Common Mode Rejection Ratio (CMRR) 94 dB (minimum, DCE100 kHz) 80 dB (minimum, 2 MHz) 70 dB (10 MHz) 3. High input impedance: 1 MQ differential 4. Low noise AD8130: 12.5 nV/Hz AD8129: 4.5 nV/vHz.
  • 5. Input common mode range: ±10.5V 6 low distortion, 1V peak-to-peak (5 MHz): AD8130, -79 dBc (Worst Harmonic, 5 MHz AD8129, -74 dBc (Worst Harmonic, 5 MHz) 7. User adjustable gain G= +1 without external components 8. Supply Voltage Range: +4.5V to ±12.6V 9. Power saving mode.
Check Stock