{"product_id":"jbl-ac25","title":"JBL AC25","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cdiv id=\"overview\"\u003e High output, \u003cspan class=\"dictionary\" title=\"header=[\u0026lt;span class=boxoverheaderplain\u0026gt;Definition of\u0026lt;\/span\u0026gt; 2-Way:] body=[\u0026lt;table\u0026gt;\u0026lt;td\u0026gt;A type of speaker system composed of two ranges of speakers, usually a woofer and tweeter.\u0026lt;\/td\u0026gt;\u0026lt;\/tr\u0026gt;\u0026lt;\/table\u0026gt;] cssheader=[boxoverheader] cssbody=[boxoverbody]\"\u003e2-way\u003c\/span\u003e \u003cspan class=\"dictionary\" title=\"header=[\u0026lt;span class=boxoverheaderplain\u0026gt;Definition of\u0026lt;\/span\u0026gt; Loudspeaker:] body=[\u0026lt;table\u0026gt;\u0026lt;td\u0026gt;A loudspeaker (or \" speaker is an electroacoustic transducer that converts electrical signal into sound. the pulses in accordance with variations of and causes sound waves to propagate through a medium such as air or water.\u003e\u003cbr\u003eLoudspeakers (and other electroacoustic transducers) are the most variable elements in a modern audio system and are usually responsible for most distortion and audible differences when comparing sound systems.] cssheader=[boxoverheader] cssbody=[boxoverbody]\"\u0026gt;loudspeaker\u003c\/span\u003e systems combining flexibility with high fidelity \u003c\/div\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cdiv id=\"features\"\u003e \u003cul class=\"list\"\u003e \u003cli\u003e 90 x 90 waveguide with 25 \u003cspan class=\"dictionary\" title=\"header=[\u0026lt;span class=boxoverheaderplain\u0026gt;Definition of\u0026lt;\/span\u0026gt; mm:] body=[\u0026lt;table\u0026gt;\u0026lt;td\u0026gt;One thousandth of a meter (0.039 in.).\u0026lt;\/td\u0026gt;\u0026lt;\/tr\u0026gt;\u0026lt;\/table\u0026gt;] cssheader=[boxoverheader] cssbody=[boxoverbody]\"\u003emm\u003c\/span\u003e (1 in) dome \u003cspan class=\"dictionary\" title=\"header=[\u0026lt;span class=boxoverheaderplain\u0026gt;Definition of\u0026lt;\/span\u0026gt; Tweeter:] body=[\u0026lt;table\u0026gt;\u0026lt;td\u0026gt;A loudspeaker designed to produce high frequencies (HF).\u0026lt;\/td\u0026gt;\u0026lt;\/tr\u0026gt;\u0026lt;\/table\u0026gt;] cssheader=[boxoverheader] cssbody=[boxoverbody]\"\u003etweeter\u003c\/span\u003e \u003c\/li\u003e \u003cli\u003e 135 \u003cspan class=\"dictionary\" title=\"header=[\u0026lt;span class=boxoverheaderplain\u0026gt;Definition of\u0026lt;\/span\u0026gt; mm:] body=[\u0026lt;table\u0026gt;\u0026lt;td\u0026gt;One thousandth of a meter (0.039 in.).\u0026lt;\/td\u0026gt;\u0026lt;\/tr\u0026gt;\u0026lt;\/table\u0026gt;] cssheader=[boxoverheader] cssbody=[boxoverbody]\"\u003emm\u003c\/span\u003e (5.25 in) LF \u003cspan class=\"dictionary\" title=\"header=[\u0026lt;span class=boxoverheaderplain\u0026gt;Definition of\u0026lt;\/span\u0026gt; Transducer:] body=[\u0026lt;table\u0026gt;\u0026lt;td\u0026gt;In audio, a device to convert sound to electrical energy or vice versa. Microphones and loudspeakers are two type of transducers. Also refers to the portion of a microphone that is directly involved with conversion of sound energy to electrical energy. A phono cartridge also is a transducer, one that converts mechanical energy (vibration of the stylus) into electrical energy.\u0026lt;\/td\u0026gt;\u0026lt;\/tr\u0026gt;\u0026lt;\/table\u0026gt;] cssheader=[boxoverheader] cssbody=[boxoverbody]\"\u003etransducer\u003c\/span\u003e \u003c\/li\u003e \u003cli\u003e Ultra Compact \u003cspan class=\"dictionary\" title=\"header=[\u0026lt;span class=boxoverheaderplain\u0026gt;Definition of\u0026lt;\/span\u0026gt; 2-Way:] body=[\u0026lt;table\u0026gt;\u0026lt;td\u0026gt;A type of speaker system composed of two ranges of speakers, usually a woofer and tweeter.\u0026lt;\/td\u0026gt;\u0026lt;\/tr\u0026gt;\u0026lt;\/table\u0026gt;] cssheader=[boxoverheader] cssbody=[boxoverbody]\"\u003e2-way\u003c\/span\u003e \u003cspan class=\"dictionary\" title=\"header=[\u0026lt;span class=boxoverheaderplain\u0026gt;Definition of\u0026lt;\/span\u0026gt; Loudspeaker:] body=[\u0026lt;table\u0026gt;\u0026lt;td\u0026gt;A loudspeaker (or \" speaker is an electroacoustic transducer that converts electrical signal into sound. the pulses in accordance with variations of and causes sound waves to propagate through a medium such as air or water.\u003e\u003cbr\u003eLoudspeakers (and other electroacoustic transducers) are the most variable elements in a modern audio system and are usually responsible for most distortion and audible differences when comparing sound systems.] cssheader=[boxoverheader] cssbody=[boxoverbody]\"\u0026gt;Loudspeaker\u003c\/span\u003e with 2 x 5.25\" LF \u003c\/li\u003e \u003cli\u003e 450W Program \u003c\/li\u003e \u003cli\u003e Dual Neutrik NL4 connectors plus screw terminal \u003c\/li\u003e \u003cli\u003e Attachment points for optional U-bracket \u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cdiv id=\"specifications\"\u003e \u003cul class=\"list\"\u003e \u003cli\u003e \u003cspan class=\"spec\"\u003e\u003cspan class=\"dictionary\" title=\"header=[\u0026lt;span class=boxoverheaderplain\u0026gt;Definition of\u0026lt;\/span\u0026gt; Frequency Range:] body=[\u0026lt;table\u0026gt;\u0026lt;td\u0026gt;The actual range or span of frequencies from low to high that a unit can pass or reproduce. In terms of audio recording studios, this is usually limited to the range of 20 Hz to 20,000 Hz, which represents the full range of human hearing.\u0026lt;\/td\u0026gt;\u0026lt;\/tr\u0026gt;\u0026lt;\/table\u0026gt;] cssheader=[boxoverheader] cssbody=[boxoverbody]\"\u003e\u003cspan class=\"dictionary\" title=\"header=[\u0026lt;span class=boxoverheaderplain\u0026gt;Definition of\u0026lt;\/span\u0026gt; Frequency:] body=[\u0026lt;table\u0026gt;\u0026lt;td\u0026gt;The number of times a periodic waveform cycles, or repeats, over a period of time.\u0026lt;\/td\u0026gt;\u0026lt;\/tr\u0026gt;\u0026lt;\/table\u0026gt;] cssheader=[boxoverheader] cssbody=[boxoverbody]\"\u003eFrequency\u003c\/span\u003e Range\u003c\/span\u003e (-10 \u003cspan class=\"dictionary\" title=\"header=[\u0026lt;span class=boxoverheaderplain\u0026gt;Definition of\u0026lt;\/span\u0026gt; dB:] body=[\u0026lt;table\u0026gt;\u0026lt;td\u0026gt;The decibel (dB) is a logarithmic unit of measurement that expresses the magnitude of a physical quantity (usually power or intensity) relative to a specified or implied reference level. Since it expresses a ratio of two (same unit) quantities, it is a dimensionless unit. A decibel is one tenth of a bel (B).We perceive loudness of sound as the logarithm of the actual sound intensity, and dB (decibels) are a logarithmic scale.\u0026lt;\/td\u0026gt;\u0026lt;\/tr\u0026gt;\u0026lt;\/table\u0026gt;] cssheader=[boxoverheader] cssbody=[boxoverbody]\"\u003edB\u003c\/span\u003e) \u003c\/span\u003e: 80 \u003cspan class=\"dictionary\" title=\"header=[\u0026lt;span class=boxoverheaderplain\u0026gt;Definition of\u0026lt;\/span\u0026gt; Hz:] body=[\u0026lt;table\u0026gt;\u0026lt;td\u0026gt;A unit of measure of the frequency of a vibrating object, such as a guitar string, speaker cone or electrical signal. Equivalent to cycles per second, it is named for Heinrich Hertz and abbreviated \" hz.\u003e] cssheader=[boxoverheader] cssbody=[boxoverbody]\"\u0026gt;Hz\u003c\/span\u003e -20 \u003cspan class=\"dictionary\" title=\"header=[\u0026lt;span class=boxoverheaderplain\u0026gt;Definition of\u0026lt;\/span\u0026gt; kHz:] body=[\u0026lt;table\u0026gt;\u0026lt;td\u0026gt;Kilohertz, 1,000 Hertz, or one thousand cycles per second.\u0026lt;\/td\u0026gt;\u0026lt;\/tr\u0026gt;\u0026lt;\/table\u0026gt;] cssheader=[boxoverheader] cssbody=[boxoverbody]\"\u003ekHz\u003c\/span\u003e \u003c\/li\u003e \u003cli\u003e \u003cspan class=\"spec\"\u003e\u003cspan class=\"dictionary\" title=\"header=[\u0026lt;span class=boxoverheaderplain\u0026gt;Definition of\u0026lt;\/span\u0026gt; Frequency Response:] body=[\u0026lt;table\u0026gt;\u0026lt;td\u0026gt;(Example, 30-20,000 Hz) Describes the audible range of frequencies that an audio system will reproduce. (Note: All else being equal, the lower the low number, the better the bass response and the higher the high number, the better the treble response.)\u0026lt;\/td\u0026gt;\u0026lt;\/tr\u0026gt;\u0026lt;\/table\u0026gt;] cssheader=[boxoverheader] cssbody=[boxoverbody]\"\u003e\u003cspan class=\"dictionary\" title=\"header=[\u0026lt;span class=boxoverheaderplain\u0026gt;Definition of\u0026lt;\/span\u0026gt; Frequency Response:] body=[\u0026lt;table\u0026gt;\u0026lt;td\u0026gt;The actual range or span of frequencies from low to high that a unit can pass or reproduce. In terms of audio recording studios, this is usually limited to the range of 20 Hz to 20,000 Hz, which represents the full range of human hearing.\u0026lt;\/td\u0026gt;\u0026lt;\/tr\u0026gt;\u0026lt;\/table\u0026gt;] cssheader=[boxoverheader] cssbody=[boxoverbody]\"\u003e\u003cspan class=\"dictionary\" title=\"header=[\u0026lt;span class=boxoverheaderplain\u0026gt;Definition of\u0026lt;\/span\u0026gt; Frequency:] body=[\u0026lt;table\u0026gt;\u0026lt;td\u0026gt;The number of times a periodic waveform cycles, or repeats, over a period of time.\u0026lt;\/td\u0026gt;\u0026lt;\/tr\u0026gt;\u0026lt;\/table\u0026gt;] cssheader=[boxoverheader] cssbody=[boxoverbody]\"\u003eFrequency\u003c\/span\u003e Response\u003c\/span\u003e\u003c\/span\u003e (+\/-3 \u003cspan class=\"dictionary\" title=\"header=[\u0026lt;span class=boxoverheaderplain\u0026gt;Definition of\u0026lt;\/span\u0026gt; dB:] body=[\u0026lt;table\u0026gt;\u0026lt;td\u0026gt;The decibel (dB) is a logarithmic unit of measurement that expresses the magnitude of a physical quantity (usually power or intensity) relative to a specified or implied reference level. Since it expresses a ratio of two (same unit) quantities, it is a dimensionless unit. A decibel is one tenth of a bel (B).We perceive loudness of sound as the logarithm of the actual sound intensity, and dB (decibels) are a logarithmic scale.\u0026lt;\/td\u0026gt;\u0026lt;\/tr\u0026gt;\u0026lt;\/table\u0026gt;] cssheader=[boxoverheader] cssbody=[boxoverbody]\"\u003edB\u003c\/span\u003e) \u003c\/span\u003e: 90 \u003cspan class=\"dictionary\" title=\"header=[\u0026lt;span class=boxoverheaderplain\u0026gt;Definition of\u0026lt;\/span\u0026gt; Hz:] body=[\u0026lt;table\u0026gt;\u0026lt;td\u0026gt;A unit of measure of the frequency of a vibrating object, such as a guitar string, speaker cone or electrical signal. Equivalent to cycles per second, it is named for Heinrich Hertz and abbreviated \" hz.\u003e] cssheader=[boxoverheader] cssbody=[boxoverbody]\"\u0026gt;Hz\u003c\/span\u003e -18 \u003cspan class=\"dictionary\" title=\"header=[\u0026lt;span class=boxoverheaderplain\u0026gt;Definition of\u0026lt;\/span\u0026gt; kHz:] body=[\u0026lt;table\u0026gt;\u0026lt;td\u0026gt;Kilohertz, 1,000 Hertz, or one thousand cycles per second.\u0026lt;\/td\u0026gt;\u0026lt;\/tr\u0026gt;\u0026lt;\/table\u0026gt;] cssheader=[boxoverheader] cssbody=[boxoverbody]\"\u003ekHz\u003c\/span\u003e \u003c\/li\u003e \u003cli\u003e \u003cspan class=\"spec\"\u003e\u003cspan class=\"dictionary\" title=\"header=[\u0026lt;span class=boxoverheaderplain\u0026gt;Definition of\u0026lt;\/span\u0026gt; Power:] body=[\u0026lt;table\u0026gt;\u0026lt;td\u0026gt;The rate at which electrical energy is applied to or taken from a device. It is expressed in terms of watts, milliwatts or microwatts.\u0026lt;\/td\u0026gt;\u0026lt;\/tr\u0026gt;\u0026lt;\/table\u0026gt;] cssheader=[boxoverheader] cssbody=[boxoverbody]\"\u003ePower\u003c\/span\u003e Rating \u003c\/span\u003e: 225W Cont. \u003cspan class=\"dictionary\" title=\"header=[\u0026lt;span class=boxoverheaderplain\u0026gt;Definition of\u0026lt;\/span\u0026gt; Pink Noise:] body=[\u0026lt;table\u0026gt;\u0026lt;td\u0026gt;A test signal comprising random noise that has been shaped to provide equal intensities of sound in each octave band. Pink noise is used for test signals because its spectral balance closely compensates for the frequency sensitivity of the human ear.\u0026lt;\/td\u0026gt;\u0026lt;\/tr\u0026gt;\u0026lt;\/table\u0026gt;] cssheader=[boxoverheader] cssbody=[boxoverbody]\"\u003ePink \u003cspan class=\"dictionary\" title=\"header=[\u0026lt;span class=boxoverheaderplain\u0026gt;Definition of\u0026lt;\/span\u0026gt; Noise:] body=[\u0026lt;table\u0026gt;\u0026lt;td\u0026gt;In sound production, noise can be classified as hum, buzz or hiss, crosstalk or digital hash.\u0026lt;\/td\u0026gt;\u0026lt;\/tr\u0026gt;\u0026lt;\/table\u0026gt;] cssheader=[boxoverheader] cssbody=[boxoverbody]\"\u003eNoise\u003c\/span\u003e\u003c\/span\u003e, 450W Program, 900W \u003cspan class=\"dictionary\" title=\"header=[\u0026lt;span class=boxoverheaderplain\u0026gt;Definition of\u0026lt;\/span\u0026gt; Peak:] body=[\u0026lt;table\u0026gt;\u0026lt;td\u0026gt;The opposite of dipping. A peak is an EQ curve that looks like a hill, or a peak. Peaking with an equalizer amplifies a band of frequencies. Peaking also can refer to a very strong signal in an audio path that is overloading or clipping.\u0026lt;\/td\u0026gt;\u0026lt;\/tr\u0026gt;\u0026lt;\/table\u0026gt;] cssheader=[boxoverheader] cssbody=[boxoverbody]\"\u003ePeak\u003c\/span\u003e \u003c\/li\u003e \u003cli\u003e \u003cspan class=\"spec\"\u003e\u003cspan class=\"dictionary\" title=\"header=[\u0026lt;span class=boxoverheaderplain\u0026gt;Definition of\u0026lt;\/span\u0026gt; Impedance:] body=[\u0026lt;table\u0026gt;\u0026lt;td\u0026gt;Electrical impedance, or simply impedance, describes a measure of opposition to alternating current (AC). Electrical impedance extends the concept of resistance to AC circuits, describing not only the relative amplitudes of the voltage and current, but also the relative phases. When the circuit is driven with direct current (DC) there is no distinction between impedance and resistance; the latter can be thought of as impedance with zero phase angle.\u0026lt;\/td\u0026gt;\u0026lt;\/tr\u0026gt;\u0026lt;\/table\u0026gt;] cssheader=[boxoverheader] cssbody=[boxoverbody]\"\u003eImpedance\u003c\/span\u003e \u003c\/span\u003e: 16 \u003cspan class=\"dictionary\" title=\"header=[\u0026lt;span class=boxoverheaderplain\u0026gt;Definition of\u0026lt;\/span\u0026gt; Ohms:] body=[\u0026lt;table\u0026gt;\u0026lt;td\u0026gt;The unit by which resistance to electrical current is measured. From Ohm's Law (Current=Voltage\/Resistance, or in other words, Current=Voltage\/Ohms), a mathematical expression of the relationship between these three elements. It is also symbolized by the Greek capital letter omega (Ω).\u0026lt;\/td\u0026gt;\u0026lt;\/tr\u0026gt;\u0026lt;\/table\u0026gt;] cssheader=[boxoverheader] cssbody=[boxoverbody]\"\u003eohms\u003c\/span\u003e \u003c\/li\u003e \u003cli\u003e \u003cspan class=\"spec\"\u003eCoverage Pattern \u003c\/span\u003e: 90 x 90 \u003c\/li\u003e \u003cli\u003e \u003cspan class=\"spec\"\u003eDimensions (H X W X D) \u003c\/span\u003e: 377.8 x 150.3 x 177.8mm (14.9 x 5.9 x 7.0in) \u003c\/li\u003e \u003cli\u003e \u003cspan class=\"spec\"\u003eWeight \u003c\/span\u003e: 7.5 kg (16.5 lb) \u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"JBL","offers":[{"title":"Default Title","offer_id":43892891910187,"sku":"JBL-AC25","price":550.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0642\/3019\/5243\/files\/ac25_front02_nogrill_z__89721.1682433788.1280.1280.jpg?v=1775679363","url":"https:\/\/www.empirepro.com\/products\/jbl-ac25","provider":"Empire Pro","version":"1.0","type":"link"}