What is a Portable Amp?

It is a portable headphone amplifier for connecting to a music player, such as a smartphone or an iPod, and amplifying the audio signal.
As its name suggests, it is a portable headphone amplifier, so the power supply is generally battery-operated, and the type that is driven by dry batteries or the type that can be used while repeatedly charging by incorporating a lithium ion battery. There is also a type that feeds and drives directly from an iPhone or iPod.

4 reasons to use portable amps

1. To bring out 100% of the sound quality potential

   In addition to being used to make it possible to use high impedance headphones and earphones with portable players, they are also used to meet the needs of users who want to enjoy higher sound quality outdoors. Even if you use headphones or earphones with good power, if the portable player does not have enough driving power, it cannot be said that the potential sound quality is sufficiently extracted. A portable portable headphone amplifier is used to bring out 100% of the potential sound quality of headphones and earphones.

2. To enjoy the difference in sound quality

   One reason for changing to a portable headphone amplifier is that you can enjoy the sound quality and individuality of various portable amps. There are amps with rich bass, amps with beautiful high-pitched sounds and great resolution, and portable amps with various personalities, so you can enjoy music more by choosing a portable amp that suits your favorite source. Because it is cheaper than a stationary type amplifier in general without taking up space, it is a popular secret that it is easy to carry multiple units, and you can enjoy changing the portable amp according to the day, just like changing clothes .

3. To enjoy high res sound sources

   

   They are also used to enjoy high res sound sources on iPhones and such. High resolution audio, which has been in the limelight as music data has been exceed CD levels in recent years, is very popular, but it is not possible to output high res sounds on an iPhone alone. Because the iPhone built-in DAC (D / A converter) does not support high resolution, the audio data output from the headphone jack of the iPhone is not high resolution, and the sound source becomes equivalent to that of a CD . Therefore, digital headphone amplifiers with built-in DACs that are directly connected to the Lightning terminal are in the limelight. It is possible to output high resolution sound sources with high quality by going through high quality DAC in a portable amp. It is also possible to output high resolution via USB-DAC if you have an Android terminal. You can enjoy good sound anytime and anywhere as long as you have high res compatible earphones and headphones. As the name implies, "Enjoying" the sound is the main reason to use a portable amp.

4. In order to appeal to the commitment to sound quality in your surroundings

   Some people use it as a means to "appeal" that "I'm particular about sound quality" by overlapping with 2 levels and 3 levels. By bundling DDC (D / D converter), DAC, and portable headphone amplifiers for a dedicated band, it can be expressed as a single barometer that points to an endless commitment to sound quality and your extraordinary love for portable systems.

How to choose a portable amp

1. Choose by size

   

   There are various types from small and compact ones that can fit in the hand, to thick ones and smartphone sizes. But first, imagine the situation you are intending to use it and choose a portable amp that is just right. Pocket size compact size is convenient for storage, but it cannot be loaded with a large capacity battery, and continuous use time tends to be short, so it is not suitable for long commutes. However, if you choose a large amp, there is sufficient battery capacity, so it can be used for a long time, but it is difficult to put it in a hand-held bag. Check how it fits.

2. Choose by sound quality

   

   One of the great things about portable amps is "Sound quality". It's fun not only to choose just by the function as an amplifier, but also to choose from various sound quality possessed by various manufacturers and models. The model that matches the sound quality of the headphones and earphones on hand, and your own choice, from portable amps with various characteristics such as powerful, gutsy bass, the almighty type with excellent sense of balance, and beautiful type where high sounds can be heard beautifully. It is also fun to explore the best combinations. There may be new discoveries during trial and error. Find your favorite one from endless combinations. The inquisitive quest for such sound quality can be said to be a great pleasure in choosing a portable amp.

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