The Davecl Ceiling Speaker is a high-quality audio solution designed for seamless integration into your ceiling. Featuring an aluminium cone, this speaker delivers clear and crisp sound, making it ideal for both residential and commercial settings. Its sleek design ensures it blends effortlessly wit

CERTITUER PP4 4-Channel Power AmplifierThe CERTITUER PP4 is a high-performance 4-channel power amplifier designed to elevate your home theater experience. With its robust construction and advanced audio technology, this amplifier delivers powerful and clear sound across all channels, ensuring an imm

Active and passive speakers refer to whether the speakers have built-in amplifiers.Active speakers: Active speakers are also called active speakers or automatic gain control (AGC) speakers. They have integrated amplifiers and usually include some tuning functions such as volume control, equalizer, e

How is the tone of the tube amplifier formed? Many enthusiasts like the sound of tube amps (also called vacuum tube amplifiers): warm and mellow, not unpleasant, not shocking, and soothing. People call this taste the smell of bile. The author has been playing with tube amps for decades and has

When playing audio, a tube amp is indispensable. You must understand some common sense.A tube amplifier is an audio device that uses vacuum tubes as amplification components. It plays an important role in the audio field. Tube amplifiers are highly regarded for their unique timbral performance and w

About--Basic knowledge of power amplifiersThe working principle of the power amplifier is actually very simple. Intuitively, it amplifies various sound signals played by the audio source to push the speaker to produce sound. From a technical point of view, a power amplifier is like a current modulat