NAHDU Amplifier Tone Board Preamp Treble Midrange Bass Preamplifier Volume Control for Home Sound Speaker Audio

Description:
The tone board adopts dual power supply and adopts audiophile operational amplifier NE5532. It is made of SMD technology. It has a compact design and can be used for both AC and .
The separate version of the potentiometer is easy to install and is not limited by the distance between the housings. The shielded wire is connected and will not cause interference problems.
Both operational amplifiers are equipped with gold-plated round hole sockets. If you feel that the op amp is not enough to have a fever, you can easily replace a better op amp chip by yourself.
The separate version of the potentiometer’s connecting wire (two connecting wires of the same potentiometer) cannot be replaced at will, otherwise it will not work properly.
The 4 potentiometers of the separate version may be 4 when they leave the factory, just go back and remove them yourself.

specification:
Working voltage: dual AC10V-17v or dual DC13-24V
Circuit board size: 100mm * 45mm (not including the protruding part of the potentiometer)
The total height of the board: about 23mm
Potentiometer spacing: 25mm (fixed potentiometer version)

Package Included:
1 amplifier tone board

notes:
Due to manual measurement, please allow a deviation of 1-10 mm.
Due to the difference in light and screen, the color of this item may be slightly different from the picture.
Audio stereo selector, combiner multi-zone switch power distribution controller enclosure
The separate version of the potentiometer is easy to install and is not limited by the distance between the housings. The shielded wire is connected and will not cause interference problems.
Both operational amplifiers are equipped with gold-plated round hole sockets. If you feel that the op amp is not enough to have a fever, you can easily replace a better op amp chip by yourself.
The separate version of the potentiometer’s connecting wire (two connecting wires of the same potentiometer) cannot be replaced at will, otherwise it will not work properly.
The 4 potentiometers of the separate version may be 4 when they leave the factory, just go back and remove them yourself.

Benefits of quality speakers

With quality speakers, you can expect a much better listening experience. One of the main advantages is that they provide clearer and more accurate sound, allowing you to hear all the details in your favorite music or movies. This is because these speakers are designed to reproduce a wider and more accurate frequency range, which means you can hear the lowest and highest sounds more clearly.

In addition, quality speakers typically have a more powerful and immersive sound, allowing you to fully immerse yourself in the listening experience. This is especially useful when watching movies, as it allows you to feel as if you are in the scene itself.

Another advantage of quality speakers is their durable and sturdy construction. Quality speakers are made from high-quality materials and are designed to withstand prolonged use. This means that you can enjoy high-quality sound for many years without having to worry about the need to replace them.

In short, quality speakers offer a much better listening experience, with clearer, more accurate and powerful sound, better bass and treble reproduction, and a durable, rugged construction for long-lasting use.

There are several types of speakers, including:

1.-Box speakers: these are the most common speakers and are used in a variety of applications, from home sound systems to professional sound equipment.

2.-Column speakers: they are similar to box speakers, but have a taller and more streamlined design.

3.-Satellite speakers: are small speakers that are used in conjunction with a subwoofer to provide surround sound.

4.-Tweeter and midrange speakers: these are specialized speakers used to reproduce high and mid-frequency sounds.

5.-Bass speakers: these are specialized speakers used to reproduce low frequency sounds, such as bass.

6.-Wireless speakers: speakers that connect to a device via a wireless connection, such as Bluetooth or Wi-Fi.

7.-Home theater speakers: these are specialized speakers used in home theater systems to provide high-quality, immersive sound.

8.-Monitor speakers: these are specialized speakers used in recording and production studios to provide accurate and detailed sound.

9.-Bookshelf speakers: are medium-sized speakers that are placed on a shelf or furniture, ideal for small environments and to complement a home sound system.

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