Top 10 Best Digital Preamplifier Reviews & Comparison | Updated

It can be hard to know what the best digital preamplifier is when you’re shopping online. With so many choices, how do you know which one to pick?

In this article, we’ll be looking at each of these digital preamplifier in detail. This website collects data from 90017 different reviews to give you an idea of which digital preamplifier is really the best. We’ll discuss their features, prices, and other important information to help you decide which one is right for you. So without any further delay, let’s take a look at the 10 best digital preamplifier choices.

Top-rated Digital Preamplifier Comparison 2023

Bestseller No. 1
KNACRO LM1036 N + NE5532 N Preamplifier Board Digital DC Tone Board High Fidelity
  • Compared with the previous generation, Rectifier part of the original use of the diode, now switch to 3A rectifier bridge. Rectifier bridge in parallel with four 0.1uF monolithic capacitors, the role of the transformer is generated by the high-frequency signal bypass rectifier bridge through the capacitor bypass, thus avoiding the "modulation AC sound" and "modulation rolling cross" generation.
  • Positive and negative power supply with two LED lights. The volume potentiometer is placed at the end of the audio output so that the volume control is very uniform.
  • PCB circuit completely re-wiring, design more reasonable and beautiful. Fully consider the single point of ground wire, no AC interference, high signal to noise ratio.
  • Operating voltage: 9-15V (Special Note: This board can not be directly used 12v battery or DC power supply, to use the positive and negative dual power supply DC or dedicated AC 12v transformer power supply.)
Bestseller No. 2
Midas Digital Console for Live and Studio with 40 Input Channels, 32 Midas PRO Microphone Preamplifiers and 25 Mix Buses and Live Multitrack Recording (M32LIVE)
  • Live performance and studio recording digital console with up to 40 simultaneous input channels
  • 32 award-winning Midas PRO microphone preamplifiers
  • 25 time-aligned and phase-coherent mix buses
  • 32 bi-directional channels of live recording/playback on dual SD/SDHC (cards not included)
  • Up to 3 hours of 32 channel PCM recording in one session - stored as uncompressed WAV files
Bestseller No. 5
Cambridge Audio DacMagic 200M Stereo Digital to Analogue Converter DAC Preamp, Headphone Amplifier, Built-in Bluetooth, Lunar Grey
  • ✓ AMAZING SOUND CONVERSION. DacMagic 200M performs the digital-to-analogue conversion perfectly every time, letting all kinds of digital audio systems sound better than ever when it reaches your ears.
  • ✓ ARTIST APPROVED AUDIO. DacMagic 200M is Cambridge Audio’s first product to support MQA. MQA is an award-winning British technology that delivers studio-quality sound in a file small enough to stream.
  • ✓ POWERFUL PROCESSING. Inside is a pair of extremely high-quality ESS Sabre DAC converters. They handle digital audio files up to 32bit/768kHz or DSD512, handling digital music of any kind stored on CDs, smartphones, computers - or anywhere else.
  • ✓ EASY CONNECTING. Digital optical, digital coaxial and USB inputs mean CD players, games consoles, laptops or any other digital equipment can be easily hooked up. Bluetooth aptX also lets you wirelessly deliver files from your smartphone or tablet.
  • ✓ TECH SPECS - Dual ESS ES9028Q2M DACs, Frequency Response 10Hz to 50kHz (±1dB), Max Power Consumption 12W, Signal to Noise Ratio >115dB (A-Weighted), Digital Filter: Selectable (Fast - Slow - Short Delay), Dimensions 2.0" x 8.6" x 7.6”, WEIGHT 2.6lbs.
Bestseller No. 6
RCA TVPRAMP12E Digital Signal Preamplifier for Outdoor Antennas Black 5.90in. x 4.10in. x 3.90in.
  • Designed specifically to improve the performance of outdoor antennas in low signal strength areas
  • Switchable FM trap reduces interference from FM frequencies
  • Preamplifier for outdoor antennas extends range in low signal strength areas
  • RCA's advanced SmartBoost technology amplifies weak signals to deliver the most channels possible
SaleBestseller No. 8
AIYIMA T8 6N3 Digital Tube Preamplifier Bluetooth 5.0 Hi-Fi Headphone Vacuum Tube Preamp for Home Wireless Receiver Audio Decoder Preamp PC-USB DAC APTX + with Remote Control
  • ❶ Multiple audio input methods,It Support Bluetooth 5.0/PC-USB/RCA inputs from various devices like iPod, Phone, MP3, TV, DVD players, laptop, desktop computer or other streaming media players etc.,It's a nice vacuum Headphone tube preamp exclusively designed for the customers who pursue HiFi sound!
  • ❷ Tube T8 be used as a headphone amplifier,Can Enjoy high-quality lossless music at any time,RCA/3.5mm headphone output(With priority),RCA output to the powered speaker,amplifier & passive speaker,Headphone output is suitable for 16~300Ω headphones and headset
  • ❸ QCC3031 Bluetooth 5.0,Support APT-X,APT-X LL lossless transmission,Signal transmission faster and stable,let your enjoy the HiFi sound!
  • ❹ Adopt 6N3 tube vacuum design for easy replacement(such as 6N3,6H3,GE5657,396A,2C51,12B4A,GE5670,6H3n-E)with DC 12V power adapter,provide warm retro tube sound,With independent gain adjustment design for treble and bass
SaleBestseller No. 9
Pyle Rack Mount Studio Pre-Amplifier - Audio Receiver System w/ Digital LCD Display Bluetooth FM Radio Recording Mode Remote Control USB Flash or SD Card Reader Input and Output Jack - PPRE70BT
  • RACK MOUNT COMPATIBLE: Pyle pro audio pre-amplifier has FM radio tuning and unique recording mode that saves audio via USB/SD port. Also, pack with detachable hardware rack mounts for quick and easy assembly
  • 2. 1 BLUETOOTH VERSION: Built-in Bluetooth for wireless music streaming receiver that ranges up to 25’+ ft with digital LCD display. It works with all of today’s latest devices such as iPhone, android, smartphone, iPad, tablets, computer and the likes
  • AUX INPUT AND OUTPUT: This receiver/preamp also features two sets of RCA inputs, RCA preamp out, 2 Mono RCA's for subwoofer output, and Bluetooth that wirelessly connects to your iPod and MP3 player. Also, an FM antenna for better signal reception
  • FRONT CONTROL CENTER: The front panel button control center consists of a power switch, independent input source selectable, bass, treble, mid, balance and master volume adjustment. Also, pack with headphone jack, USB flash and SD memory card readers
  • REMOTE CONTROL: A simple and user-friendly remote control is included with the PPRE70BT, providing all the functionality you need from switching input sources. And, it will allow you to access all functions of the receiver quickly and efficiently
Bestseller No. 10
ART Digital MPA-II 2-Channel Tube Microphone Preamp with A/D Conversion
  • Variable Input Impedance For Flexible Microphone Voicing.
Bestseller No. 11
Winegard LNA-200 Boost XT HDTV Preamplifier, TV Antenna Amplifier Signal Booster, HD Digital VHF UHF Amplifier,Black
  • The Winegard Boost XT TV signal booster enhances any non-amplified antenna, delivering a clearer signal, more range, and more available channels; works with any NON-AMPLIFIED antenna; antenna required for use with preamplifier. ONLY WORKS WITH NON-AMPLIFIED ANTENNAS..Power Source Type: Corded Electric
  • 20dB TwinAmp Technology separately amplifies VHF and UHF signals for maximum performance and lowest noise and interference levels on any non-amplified outdoor antenna.
  • Boost Clear Circuit Technology features the lowest noise figure (1db typical) to deliver more range and reduce signal dropout and pixelation
  • Includes Winegard Boost LNA-200 digital TV antenna amplifier, 110v adapter, power inserter, hose clamps and printed documentation. Designed and built in the U.S.A.
  • Note:  Using an amplifier does not guarantee you will pick up more TV channels even though your signal is amplified; dependencies include location of TV towers, building materials, and the actual antenna being used.
Bestseller No. 12
Parasound Zphono MM/MC Phono Preamplifier with USB
  • Dual transformers and analog power supplies - AC polarity switch to help eliminate hum
  • RIAA defeat switch allows for post recording digital RIAA equalization - Settings for MM-47 kΩ, MC-47 kΩ or MC-100 Ω cartridges
  • 2 additional inputs for recording line level audio (Tape, Tuner, Sat Radio, etc.) - Headphone output for monitoring recording
SaleBestseller No. 13
Audiolab AAV-MDACPLUS Digital Audio Converter Pre-Amplifier - Black
  • Frequency Response: 20Hz - 20KHz (± 0.2dB)
  • Audiophile DAC for home use, Highly specified, audiophile-quality digital preamplifier
  • Class A preamplifier output stage (fixed or variable output), Processes audio data up to 32-bit/384kHz via USB
  • DSD64, DSD128 and DSD256, 11 user-selectable filters for optimal listening and measurement modes
  • Sampling Rate: 24-bit / 192kHz (Optical, Coaxial, AES); 32-bit / 384kHz (USB); 2.8MHz (DSD64), 5.6MHz (DSD128), 11.2MHz (DSD256)
SaleBestseller No. 15
MUSYSIC MU-H4000BT Professional 4000W Hybrid Amplifier – 3U Digital Output Display Pre-Amplifier/Receiver with Multiple INPUTs Bluetooth AM/FM Tuner USB/SD Slot MP3/iPod for Concerts and Functions
  • Take your audio experience to the next level with the MUSYSIC MU-H4000BT Amplifier. This high-performance amplifier is equipped with ATR Technology and low-voltage power on function to deliver outstanding sound quality, combination of Hybrid Amplifier, Pre Amp & AM/FM Tuner making it the perfect choice for music lovers, audiophiles, and professional audio engineers alike.
  • With UP TO 4000W PEAK clean output the [MU-H4000BT] Amplifier delivers powerful, distortion-free sound that will fill any room. It has separate output and control for Pre Amp and Subwoofer to achieve tailored outputs. Whether you're listening to music, watching a movie, or playing a video game, you'll experience rich, detailed sound that will bring your audio to life.
  • MUSYSIC Amplifier is designed with versatility in mind. It features 2x RCA inputs and outputs (Banana post) for Pre amp & Subwoofer so you can easily connect a variety of audio sources, Two Microphone inputs with mic volume. It has high and low pass filters for matching output to any loudspeaker. You can connect iPod, MP3, USB, SD Card according to your convenience. (Output Specifications mentioned below)
  • Another standout feature our Amplifier is its digital output display. The amplifier is constructed with high-quality materials, such as aluminum panel and industrial grade knobs. Its Class D Output circuitry and 3U Chassis ensure long-lasting durability and reliability. The amplifier also features 2 Variable Speed Cooling fans which keep its components running cool and reduce the risk of overheating.
  • [MU-H4000BT] Amplifier is packed with advanced features that will take your audio experience to the next level. It includes ATR Technology, treble control and individual control for each preamp & subwoofer for you to fine-tune your sound to your needs. Whether you're a seasoned audio professional or just starting out, this amplifier is sure to impress. So why wait? Upgrade your audio experience today and enjoy the powerful, distortion-free sound that only the MUSYSIC Amplifier can deliver.
Bestseller No. 16
Winegard Elite Pro Outdoor VHF/UHF HDTV Antenna & LNA-200 Boost XT HDTV Preamplifier, TV Antenna Amplifier Signal Booster, HD Digital VHF UHF Amplifier
  • Product 1: Winegard’s industry leading Bluetooth SLM technology easily allows you to find the invisible FREE 4K UHD television signals floating around your house, with a simple 1. Connect 2. Download app 3. Scan 4. Watch TV set up. Other antennas waste time by requiring multiple trial and error movements finding usable TV channel signals.
  • Product 1: Find the Most FREE Over-the-Air HDTV Stations up to 70 Miles Away — Watch top-rated shows, live sports, and local news and weather with this amplified long-range HDTV outdoor antenna.
  • Product 1: American engineering brings our exclusive HDTV antenna and interactive app to you, that pairs easily to locate free TV channels with the highest signal strength, using both visual & audio indicators. Ultra-low noise digital amplifier is embedded directly within the antenna elements.
  • Product 1: Maximizes channels with two modes, which offer a quick automatic search and a second scan option to fine-tune specific channels, all in a user-friendly connected app that interfaces directly with the Winegard Elite Pro to find the best placement. Audio and visual indicators eliminate need to reposition antenna. Just follow on-screen instructions, run a channel scan and watch the maximum free TV.
  • Product 2: The Winegard Boost XT TV signal booster enhances any non-amplified antenna, delivering a clearer signal, more range, and more available channels; works with any NON-AMPLIFIED antenna; antenna required for use with preamplifier. ONLY WORKS WITH NON-AMPLIFIED ANTENNAS..Power Source Type: Corded Electric
Bestseller No. 17
Technical Pro 6000 Watts 6 Zone Digital Bluetooth Hybrid Amplifier Preamp Tuner w/Speaker USB, SD Card Output, 2 Mic Inputs, Bass & Treble Controls, Cooling Speed Fan & LCD Display
  • 6000 WATTS PEAK POWER: The TPHA6X1000UBT series by Technical Pro, is a set of high powered hybrid amplifiers designed to combine amp boosting power with receiver functionality.
  • MULTIPLE INPUT & OUTPUT MODES: The digital amplifier box supports various external signal sources. Inputs: RCA ( 2 audio sources), USB, SD Card, MP3 (3.5mm), Outputs: Banana binding post (4 speakers), push-button (surround sound speakers).
  • BLUETOOTH CONNECTIVITY: Technical Pro Digital Hybrid Amplifier is compatible with Bluetooth w/ 35+ ft wireless range and works w/ today’s latest devices including smartphone, iPad, tablet, iPhone and laptop w/ hassle-free receiver pairing
  • INDIVIDUALIZED OUTPUT: To enable you to tailor the output to match your input and venue, the TPHA6X1000UBT comes with a variety of audio modification features. With a built-in interface, you can effortlessly regulate bass, treble, and balance.
  • INTEGRATED FEATURES: With included capabilities, the TPHA6X1000UBT is ready to take audio from a variety of sources. The TPHA6X1000UBT takes input from RCA, USB memory sticks, and SD cards.
Bestseller No. 18
Soundavo HP-DAC1 Digital to Analog Converter/Headphone Preamp DAC with S/PDIF, Line, USB Input for PC/Laptop
  • ✅【High Resolution Sound Performance】Support HD audio and provides clarity, separation, less muffling and more detail sound and an apparent volume boost from what was output straight from your laptop. Also improves the transparency and soundstage of the music even with MP3 files playback.
  • ✅【Multiple Input Sources Selection】Select different inputs from USB, Optical Toslink S/PDIF and USB by using the push buttons conveniently located on the front with single-ended RCA outputs for connection to an outboard power amp or powered speakers.
  • ✅【S/PDIF Output】S/PDIF output supports digital surround multichannel formats such as AC3 / DTS
  • ✅【Make Your Headphones Sing】Built-in high-performace headphone amplifier (32 - 600 Ohm headphone impedance recommended), delivers clearer high, deeper bass and richer sound.
  • ✅【Easy Plug & Play Operation】Easy to install between both Mac OS & PC Windows 10, just plug it into any USB port on your computer, HDTVs, game console, or any audio source player. NO additional driver downloads needed (currently only support IOS 12 version software or below for the iPhone/iPad device)
SaleBestseller No. 20
Roxio Easy LP to MP3 | LP and Cassette to CD or MP3 Audio Converter [PC Disc]
  • Preserve your favorite music by cleaning up and converting audio from analog sources to digital formats
  • Record or capture audio directly from LPs, cassettes, Internet radio, and more Remove clicks, pops, hissing and other unwanted noises
  • Automatically split and label tracks to correctly display on your digital media player Enhance your audio with special effects and a 10-channel graphic equalizer
  • Listen to your classic tunes on your favorite MP3 players, iPhone or Android smart phone, CDs, and more
  • Each set includes a mini jack male to RCA female stereo adapter, 15-foot shielded RCA male to male stereo cable, 3-foot USB cable, RCA female to female stereo adapter, and audio capture USB device

How We Tested Digital Preamplifier

When it comes to finding the best digital preamplifier, testing is an imperative part of the process. There are several different methods we use to ensure that a digital preamplifier meets our standards and is up to par with the competition. To begin, our team will always investigate what customers have said about the digital preamplifier in reviews or on social media. We also inspect the digital preamplifier itself, looking for any flaws or defects.

Once we have gathered all of this information, we will then do a series of tests to measure how well the digital preamplifier performs. We test things like durability and functionality, as well as user friendliness. We also look at cost efficiency in terms of overall value for money. Once we have all of these factors, we can then make an educated decision on whether or not the digital preamplifier is worth recommending to our customers.

Finally, before making a final decision, we will also survey other experts in the field and get their feedback and opinion on the digital preamplifier. This ensures that we are getting the best possible advice before we make a purchase. By taking all of these steps, we can guarantee that our customers are getting the best digital preamplifier for their needs.

Overall, testing is an essential part of finding the best digital preamplifier for our customers. By utilizing multiple methods and getting feedback from experts in the field, we can make sure that we’re recommending only the best digital preamplifier to our customers. We take pride in providing the highest quality recommendations, and testing is a major part of this process.

Best Digital Preamplifier Buying Guide

Buying the right digital preamplifier is essential, whether it’s for your own personal use or to give as a gift. With so many products out there in the market, it can be difficult to make the best choice. That’s why having a buying guide can help you make an informed decision that meets all your needs and requirements.

Quality and Affordability

When it comes to digital preamplifier buying, the most important things to consider are quality and affordability. Quality matters because you want a digital preamplifier that’s going to last, as well as one that will perform as expected. On the other hand, affordability is also important since you don’t want to break the bank with your purchase.


In addition to quality and affordability, you should also take into account the size of the digital preamplifier. This is especially important if you’re buying something like furniture or electronics that need to fit properly in your home. You’ll want to measure out the space where it will be used before making a decision.

Product’s Features

Another important factor to consider is the digital preamplifier features. Look for digital preamplifier with features that are appropriate for your particular needs and that will enhance your experience with the digital preamplifier.


Finally, it helps to read customer reviews to get an idea of how other people have experienced the digital preamplifier. This can give you a good indication of whether it’s worth your time and money.

By taking all these considerations into account, you should be able to make an informed decision when buying digital preamplifier. With a little bit of research and consideration, you can make sure that you get the best digital preamplifier for your needs and budget.

Question Need To Ask Before Buying Digital Preamplifier

If you are considering buying a digital preamplifier, it is important to ask yourself some questions before making your purchase. Here are some questions to ask before buying the best digital preamplifier:

  • When considering the purchase of a digital preamplifier, there are many questions one should ask themselves before making an informed decision.
  • What is my budget and will this digital preamplifier fit within it?
  • Is this item available in different sizes, colors, or styles?
  • Does it come with a warranty or guarantee?
  • What materials is it made from and is it built to last?
  • How much assembly or installation is required?
  • What are the shipping and return policies?
  • Are spare parts available if something breaks or needs to be replaced?
  • Is it compatible with any other digital preamplifier I already own?
  • Can this digital preamplifier easily be upgraded or expanded in the future as my needs change?
  • Does this digital preamplifier come with any educational materials or tutorials?
  • Does the digital preamplifier have any certifications or accreditations?
  • Is this digital preamplifier energy-efficient or eco-friendly?
  • Who is the manufacturer and do they have a good reputation in the industry?

By asking these questions before making your purchase, you can be sure that you will select the best digital preamplifier for your needs.

Ways To Order Digital Preamplifier Smartly From E-Commerce Websites

When shopping on e-commerce websites, there are several ways to order digital preamplifier smartly to get the best deals and find exactly what you’re looking for. The first step is to understand the website’s layout and digital preamplifier categories so that you can quickly navigate through the different sections. By taking the time to familiarize yourself with the various sections, you can save time and energy when searching for a particular digital preamplifier.

Once you have familiarized yourself with the website, it’s important to comparison shop by looking at different sites that offer similar products. This allows you to compare prices and features between websites so that you can make an informed decision about which digital preamplifier is best for your needs and budget.

When ordering from e-commerce websites, be sure to read the company’s return policy so that you know what to do if you’re not satisfied with your purchase. Pay attention to any extra fees or shipping charges that may apply and make sure that they are reasonable. It’s also important to check for hidden charges such as taxes or processing fees that may not be included in the upfront price.

When it comes time to pay, you should use a secure payment method such as PayPal or a credit card. This will help ensure your safety and protect you from fraud or other issues that can occur when ordering online. Also, make sure to double-check your order before submitting it to make sure you are getting the correct digital preamplifier and that all the details are correct.

Finally, make sure to look for promotional codes or discounts before making your purchase digital preamplifier. Many times, e-commerce sites offer special deals that can help save you money on your order. By taking advantage of these offers, you can often get more bang for your buck when shopping online. By following these simple tips, you can make sure that your online shopping experience is both safe and enjoyable. Keep an eye out for deals, compare prices, and read the fine print to ensure that you get the digital preamplifier you want at a price that fits your budget. Happy Shopping!

FAQs about Digital Preamplifier

What Is The Best Digital Preamplifier?

What Is The Best Digital Preamplifier?

The answer to this question depends on your individual needs and preferences. There is no one-size-fits-all solution. Generally speaking, the best digital preamplifier for any given situation will be the one that offers the most features and benefits while meeting your budget requirements. It’s important to do some research to find out what other customers are saying about the digital preamplifier you’re interested in. Once you’ve identified a few contenders, it’s also a good idea to talk to an experienced salesperson or customer service representative who can help you narrow down your choices and make sure you get the best digital preamplifier for your needs.

How Do I Choose The Right Digital Preamplifier For Me?

Choosing the right digital preamplifier for your needs can be a daunting task. It’s important to do some research and compare different products before making any decisions. When researching, it’s important to consider factors such as price, features, and customer reviews. By comparing different digital preamplifier, you can get an idea of which one will offer the most value for your money. Additionally, talking to a knowledgeable salesperson or customer service representative can help you get a better sense of the digital preamplifier and decide if it’s the right fit for you.

What Should I Know Before Buying A Digital Preamplifier?

Before making a purchase, it’s important to consider several factors. First, be sure to do your research and compare different digital preamplifier to get an idea of what is available on the market. This should include looking at prices, features, customer reviews, and other relevant information. Additionally, consider any potential long-term costs associated with the digital preamplifier. Finally, talk to a knowledgeable salesperson or customer service representative to get an idea of how the digital preamplifier will perform in practice.

How Do I Purchase A Digital Preamplifier?

The process for purchasing a digital preamplifier depends on where you’re making your purchase from. For online purchases, you can usually add the digital preamplifier to your cart, proceed to checkout and complete the payment process. For in-store purchases, you’ll likely need to speak with a salesperson or customer service representative who can help you complete the transaction. Be sure to have all necessary information and payment methods ready before making your purchase digital preamplifier.

What Are The Benefits Of Shopping Online?

Shopping online offers many benefits compared to shopping in-store. For one, you have access to a much wider selection of digital preamplifier than what’s available in brick-and-mortar stores. Additionally, online shopping is often more convenient as it can be done from the comfort of your own home. Moreover, many online retailers offer discounts and promotions that are not available in traditional stores.

What is The Return Policy?

The return policy for digital preamplifier purchased online will vary depending on the store or website. Generally speaking, most companies offer a money-back guarantee if you are not satisfied with your purchase. You should check the return policy before making any purchases digital preamplifier to make sure that you can get a refund if needed. Additionally, some stores may require additional documentation in order to process the return of a digital preamplifier. It’s important to be aware of these requirements so that you don’t run into any surprises when trying to initiate a return.

Why Do We Need To Check Digital Preamplifier Before Buying?

It is important to check digital preamplifier before making a purchase in order to ensure that the digital preamplifier will meet your needs and expectations. Checking digital preamplifier can help you make an informed decision by providing information such as product specifications, customer reviews, price comparisons, and more. Product specifications can provide vital information on how a product works and what features it has.

Additionally, customer reviews can be helpful in determining the quality of a digital preamplifier and whether or not it is worth buying. Furthermore, price comparisons can help you determine which digital preamplifier offers the most value for your money. It’s important to always do your research before making any decisions.

By understanding more about digital preamplifier and researching different options, you will be able to make a more informed decision when it comes time to make a purchase. Additionally, talking to knowledgeable salespeople or customer service representatives can help you get a better idea of what product will fit your needs. Finally, always be sure to read the return policy before making any purchases digital preamplifier in order to avoid any surprises when trying to initiate a return.


Overall, the digital preamplifier we have discussed is an excellent choice for those looking to buy a quality item that meets all their needs. It offers superior performance and reliability at an affordable price point. Its durable construction makes it ideal for long-term use in any environment. We are confident you will be satisfied with your purchase of this digital preamplifier and enjoy its many benefits for years to come! If you have any questions or need help finding the right model, please don’t hesitate to contact us – our team of experts would love to assist you in making the best decision possible. Thank you for taking the time to learn about this amazing digital preamplifier!

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