The 10 Best Class D Amplifier Board, Tested And Researched

Tim Powers By, Tim Powers
Updated
AIYIMA A07 TPA3255 Power Amplifier Class D Stereo Amp  Amplifier
Image credit: Amazon.com

The Rundown

1. Best Overall: AIYIMA A07 TPA3255 Power Amplifier Class D Stereo Amp Amplifier

The A07 is a 300W+300W HiFi integrated class D amplifier with two input ways. This amplifier has a simple compact design, and can be used as an all-in-one, perfect partner for high-quality sound. Read Review

2. Best Bang For The Buck: Fosi Audio BT30A Bluetooth 5. Stereo Audio Amplifier Receiver Class D

With a built-in Bluetooth receiver, the BT30A has a built-in Bluetooth 5.0 receiver that uses advanced CSR Bluecore 4.1 Chipset Technology. Enjoy high quality sound thanks to the Bass and Treble Control and now you can easily set up your stereo system by connecting it to your TV or any other device with an audio output. Read Review

3. Best Realiable: Dayton Audio DTA-2.1BT2 100W 2.1 Class D Bluetooth Amplifier

The DTA-2.1BT2 is a 2-channel, 100 watt continuous RMS class D amplifier that has the power and efficiency to take on the most demanding audio sources with ease. Experience clearer, more spacious music that sounds just like the artist intended. Read Review

4. Best Style: Subwoofer Amplifier Board, 100W Sub Class D Stereo Amplifier

The Subwoofer Amplifier Board is a compact, low-power amplifier board with a 100W Sub Class D stereo amplifier. It features wireless stereo and multiroom control, powerful subwoofers, stable streaming, and high sound quality. Multiple Music Sources & Protocols. Read Review

Looking for an inexpensive but high-quality way to build a class D audio amplifier? Consider using a printed circuit board with integrated components. With the right parts, you can get everything you need to build your amplifier without having to source individual components and risk ending up with mismatched parts that don’t work together.

A class D amplifier is an electronic signal processor used for the amplification of digital signals. It does this by switching directly between two voltage levels, at peak amplitude and almost zero voltage, instead of smoothly increasing or decreasing the signal as in other types of amplifiers. This article lists five of the best class d amplifier board on the market today. Let’s take a look at what they have to offer.

We think AIYIMA A07 TPA3255 Power Amplifier Class D Stereo Amp Amplifier is the best of the best among the top models. If you were dissatisfied with the preceding item, you have the option of selecting Fosi Audio BT30A Bluetooth 5. Stereo Audio Amplifier Receiver Class D as an alternative. You may relax knowing that its quality is also good per what we researched.

Our Top Picks

  • ❶ This AIYIMA A07 power amplifier adopt the TPA3255D2 amp chip and NE5532 op-amp chip.Very Quiet, Runs Extremely Cool,Easy to set up.It's a nice mini audio component amplifiers for Home Audio stereo system
  • ❸ Two input ways:3.5mm AUX Audio input/ RCA Audio input(3.5mm interface is also Aux Audio output interface(3.5mm AUX sed as audio output can go to connect any Powered device: Speakers, Amplifier,Active Subwoofer ect.).More detail connection and use ways,pls see the main picture shown)
  • ❹ Simple compact design,And the exterior design is delicate and beautiful little amp,It can match with your computer/ desktop /Home theatre system and so on;A computer, an tube preamp(TUBE A3 PRO / T7 / T8), matched with our A07 home speaker amplifier, connected to your home audio passive speakers to form a perfect HIFI system, allowing you to liberate your ears in this noisy city
  • ❷ 300W+300W HiFi integrated class D amplifier, Exclusively designed for the customers who pursue HiFi sound,High efficient max power output up to 300 Watt
TOP Choice #2 Fosi Audio BT30A Bluetooth 5. Stereo Audio Amplifier Receiver Class D
Our Score:
9.7
Fosi Audio
  • ❤ Function: Best for outdoor/ bookshelf/ computer/ desktop /ceiling /floor standing speakers, can use iPod, Phone, MP3 players, TV, Echo Dot, CD players, or Streaming Media players as input with no software to install or settings to change;Perfectly suited for your desktop or a smaller space in your home or office.
  • ❤ Small But Pratical: Adopt Texas Instruments TPA3116D2 * 2 chips, small simple compact design but practical and powerful, can drive 2-8ohm, 20-200Watts speakers;
  • ❤ After-sale Service: With 18 months warrenty and 24 hours after-sale service online to provide you the great shopping exprerience.
  • ❤ QCC3031 Bluetooth 5.0 core support aptX and aptX HD, Streaming range up to 39ft(12m), With Bluetooth and AUX selector, no pop when Bluetooth connecting;
  • ❤ No Sparks: 2.1ch with sub output for home theater system, built-in speakers protection circuit, safe DC socket, no sparks flying when plug the power supply in;
TOP Choice #3 Dayton Audio DTA-2.1BT2 100W 2.1 Class D Bluetooth Amplifier
Our Score:
9.6
Dayton Audio
  • 【STABLE STREAMING AND HIGH SOUND QUALITY】: Supports playback of lossless music files-MP3, APE, FLAC, WAV with Hi-Res audio.When streaming wirelessly, Bluetooth can reach up to 30 meters. With stream music over the network, Wifi can reach anywhere the signal covers. And free iOS and Android app: 4stream
  • 【Multiple Music Sources & Protocols】: Supports Spotify, Tune in, iHeartRadio, XIMALAYA, QQ Music, TIDAL, Napaster, Qobuz, QQFM, Deezer etc. And airplay1, Qplay, DLNA, UPnP protocols. Also Other audio sources for local music, USB flash drive, NAS and line inputs.
  • 【POWERFUL SUBWOOFER】: 50W X2 stereo pair+ 100W subwoofer amplifier board. Supports virtual bass (activated via remote) and high-res audio. Can be used to push a 10 inches subwoofer for home theater playback.
  • 【WIRELESS STEREO&Multiroom Control】:Add wireless/network streaming capability to your current speakers, home amplifiers ,home stereo or receiver.Set multiple Arylic devices connected on the same network, then you can start to stream your audio by a smart phone or a tablet. Through our 4stream app you can control to play the different audio or same sound simultaneously on each devices.
  • 【Easily Control Via App & Web】:Choose your music source and control playback, set EQ, control multiroom/independent playback, select preset content, control alarm clock, WiFi settings, update firmware and more... All the useful features you need in our free 4STREAM App for iOS & Android.What's more, you can Control each unit directly via web browser. Just enter the device IP in the browser.
  • Uses PBTL topology for cleaner sound
  • Delivers up to 100W RMS per channel
  • Thermal and short circuit protection
  • Small footprint for space limited applications
  • On board heat sink and fan eliminates the need for external fans
  • Output Power 400W@3Ohm 48V DC THD+N 10% 234W@3Ohm 48V DC THD+N 1%,
  • Size: 4.80 x 3.60 x 1.53 inches
  • Power and Clip Indicator, Temperature Control Fan,Support Volume Control Board (VC01)
  • Overcurrent Protection,Overtemperature Protection
  • Weight: 517g/1.14 lbs (±10%)
  • Power Indicator, Temperature Control Fan
  • Weight: 645g/1.42 lbs (±10%)
  • Output Power 300W@4Ohm 48V DC THD+N 10%, 166W@4Ohm 48V DC THD+N 1%
  • Overcurrent Protection,Overtemperature Protection
  • Size: 6.00 x 4.50 x 1.2 inches
  • Size: 6.00 x 4.50 x 1.53 inches
  • Power and Clip Indicator, Support Volume Control Board (VC01), BTL Architecture, Temperature Control Fan ,
  • Output Power 800W@1.5Ohm 46V DC THD+N 10%, 511W@1.5Ohm 46V DC THD+N 1%
  • Overcurrent Protection ,Overtemperature Protection
  • Weight: 683g/1.51 lbs (±10%)
  • THERMAL DESIGN: With large heat dissipation area can better maintain long-term operation
  • EXCELLENT PERFORMANCE: Using high-quality materials, strong and durable, has a long service life
  • SUBWOOFER: High power makes low-stress sound more comfortable, suitable for subwoofer enthusiasts
  • SMALL COMPONENTS: Small size, easy to carry and store, convenient to use and with good performance
  • HD SOUND QUALITY: Lossless HD sound quality, soft and without obvious harshness, give you the perfect listening experience
  • A perfect "Class D" architecture
  • Fully bridged
  • Line level audio signal input
  • Gain adjustable–four fixed gain settings
  • Mounting holes facilitate installation and fixing
Product Images, Product Titles, Product Highlights from Amazon Product Advertising API

What to Look For in a best class d amplifier board?

Different considerations must be taken during the shopping process. Study resources are obtained in a wide variety of ways. Thus, our staff is all here to lend a helping hand, advice, and solutions to your issues.

Please take a closer examination of the features below and that would be beneficial before your purchase of best class d amplifier board: 

Network Connectivity

Some receivers come with both wired or wireless network support. You can either connect them to your router using an Ethernet cable, or Wi-Fi. You can stream media from any device connected to the same network, such as laptops and smartphones. AirPlay will only work with Apple devices. It is not compatible with other AV receivers. If you live in a house where everyone uses Apple devices, make sure that the model supports AirPlay.

Total Harmonic Distortion

THD (Total Harmonic Distortion) is the measurement of how much distortion the sound produces. THD can be measured as a percentage. It is the amount of deviation from the original signal. THD is a measure of distortion. The higher the THD the more beneficial. THD is a norm in most receiver amplifiers, and it should be below 0.1%.

Calibration

Audio-video beginners will find it difficult to set up an entertainment system in their home.
Automatic speaker calibration is an option on many receivers that makes it easier to calibrate the speakers. The receiver sends test sounds to each speaker and subwoofer, and monitors the sound with a microphone. This allows it to determine the size of the speaker, to measure distance between the speaker and the listener, and to check that the connections are correct. This technology is compatible with surround sound as well as traditional 2-channel home entertainment systems.

Multi-zone Audio Feature

Some models of amplifier-receivers support the ability to use one or more speakers in a different room. Some receivers can support multiple zones while others allow you to play different sources simultaneously in two rooms. One person may enjoy surround sound in their living room while another can listen to music through the speakers connected to the receiver. If you want to enjoy a great audio experience in your bedroom and living room, but don't have the budget to purchase two speakers systems or amplifiers to achieve it, this feature will be a huge help.

Power

Power is not simply another term for volume, it's also measured in Watts. This also affects the receiver's ability deliver dynamic and detailed sound. A high-wattage receiver produces better sound quality, regardless of the volume.

Inputs And Outputs

This is because the device has more outputs and inputs than it can handle. A receiver might accept audio signals from a television via the input, and then send them via an out to speakers. There should be enough outputs and inputs for all your equipment. You can also have a few more in case of expansion.

Interface

If you don't know how to use your high-tech receiver, it is useless. A well-designed receiver panel that is easy to navigate can make the difference between having high quality sound and picture quality or having your costly system go stale because it's difficult to get on. It's important that you use the receiver display panel to navigate and learn all functions. A graphical interface is the screen that allows users to set up the receiver and operate it. The viewer must display song information and album art when AirPlay is used.

FAQs

Does An AV Receiver Improve Video Quality?

Advanced video processing abilities can be found in some AV receivers that improve image quality. The best performance is only possible with high-end, expensive models.
Even if your receiver is not high-end, modern televisions are equipped with excellent video processing algorithms, which will produce a stunning picture, regardless of source.

What Is The Difference Between 5.2 And 7.2 Receivers?

Five surround sound speakers can be connected to a 5.2 receiver, as well as two subwoofers. For the surround sound speakers, there are five options: front left, front right and center.
Seven channels are available for surround sound speakers, and two subwoofer channels. A 7.2 receiver can handle both. The 7.2 speaker arrangement is identical to a standard 5.1 setup, with two additional surround sound speakers at the back and one more in the back.

What Is The Difference Between An AV Receiver And An Amplifier?

An integrated amplifier that includes a preamplifier as well as a power amp in one box is called an AV receiver. It is also known as a receiver. It could be called an amplifier.
A receiver can be described as an integrated amplifier and a tuner that receives AM/FM radio signal. Technically speaking, an AV amplifier should not be used if it doesn't include a tuner. An AV receiver can be used, but it is still a common term.

What Is The Difference Between A Stereo Receiver And A Surround Sound Receiver?

Stereo receivers have two channels, and can be used to play stereo audio. Surround sound receivers have five channels or more and can connect to surround sound speakers.
To get surround sound, most people desire surround sound speakers. Stereo amplifiers can be used to enhance the sound quality in your home.

What Is Upconverting In An AV Receiver?

You connect the player to the receiver with one type of connection and expect that the receiver will output the video using another type.
You might, for example, connect an analog DVD player to the receiver and ask it to transmit this via HDMI.
Only the most expensive receivers are capable of upconverting different video inputs to HDMI output. You will need to transmit the component video signal through a component attached to the receiver if the receiver is unable to upconvert.

Which A/V Receivers Are Better For Music Or Movies?

No. Music can reveal more about sound quality and character than movies soundtracks. Those who listen to music may prefer one brand over another.

Is An A/V Receiver Good For Gaming?

You might find it possible, particularly if surround sound is important for immersive gaming. Before you purchase, make sure it supports the most recent standards, such as Dolby Atmos (one of the newer HDMI standards), and HDR compatibility. You can also find features like Auto Low Latency Mode and Variable Refresh rate support on the Denon AVRX4700H. While an A/V receiver doesn't need to be used for gaming, it is a great addition if surround sound is important.

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About Tim Powers

Tim Powers

Tim Powers is an audio equipment & home theater gadget reviewer and the editor of TheAudioInsights.com. He has been involved in the home theater hobby since the late 1990s when he purchased his first AV receiver. Tim is also a writer, with articles appearing in various online and print publications.