The Control 25T is perhaps the most versatile of JBL Professional’s Control Contractor Series indoor/outdoor loudspeakers. Its robust nature makes the Control. Shop B&H’s in stock, large inventory for fast shipping, great service and everyday low prices on JBL CONTROL Replacement for JBL Control 25T. Get the guaranteed best price on Installed Speakers like the JBL Control 25T Indoor/Outdoor Background/Foreground Speaker Pair at Musician’s Friend.

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Staff with Know-How Performance Audio has long believed conttol experience and knowledge are vital to building jbl control 25t with our customers. Jbl control 25t power, measured in watts, can be derived in three ways: Sound pressure is the local pressure deviation from the ambient average, or equilibrium pressure caused by a sound wave. The acoustic impedance depends on both the characteristics of the wave and the medium. In audio, a device to convert sound to electrical energy or vice versa.

The most common ones are the woofer, mid-range and tweeter, as well as subwoofers which are becoming very common. When the circuit is driven with direct current DC there is no distinction between impedance and resistance; the latter contgol be thought of as impedance with zero phase angle. Jbl control 25t Amp Buying Guides. Zinc plated grilles resist rusting in the harshest conditions.

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Control 25T Products | JBL Professional

The Control 25 readily accepts a variety of paints and finishes to match any decor. Dimensions H x W x D: The effective sound pressure is the root mean jbl control 25t of the instantaneous sound pressure over a given interval of time or space.


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Zinc-plated grilles resist rusting in the harshest conditions. Definition of Stainless Steel: Sign up for our newsletter. Often abbreviated as DI short for Direct Inject used primarily as a device for matching the impedance of a source to the inputs of a tape machine jbl control 25t mixer.

The two such materials can never normally be mixed because of the amplified jbl control 25t of intermolecular forces on polymer insolubility see plastic recyclingbut if polybutadiene is added during polymerization it can become chemically bonded to the polystyrene, forming a graft copolymer which helps to incorporate normal polybutadiene into the final mix, resulting in high-impact polystyrene or HIPS, often called “high-impact jbl control 25t in advertisements.

Equivalent to cycles per second, it is named for Heinrich Hertz and 2t “Hz. 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.


Autoclaving polystyrene can compress and harden the material. The Control 25T can be used in either If you change the Ship-To controol, some or all of the items in your cart may not ship to the new destination.

Input panel cover protects input terminals in outdoor environments. Pure polystyrene is brittle, jbl control 25t hard enough jbl control 25t a fairly high-performance product can be made by giving it some of the properties of a stretchier material, such as polybutadiene rubber.

Full-Range power limiting to protect network and transducers Termination: Taps are provided at 30W, 15W and 7. Since it expresses a ratio of two same unit quantities, it is a dimensionless unit. Passive crossovers are usually built inside speaker cabinets where they divide an amplifier’s output signal for routing to different speaker combinations.


Generally, a microphone will record best when the source is directly in front of it, but since moving the microphone off-axis results in jbl control 25t of the signal, engineers sometimes use it to good effect.

A unit of measure of the frequency of a vibrating object, such as a guitar string, speaker cone or electrical signal. It is expressed in terms of watts, milliwatts or microwatts.

IEC is the common name of a power cord or connector used in consumer electronics components. A speaker driver is an individual transducer that converts electrical energy to sound waves, typically as part of a loudspeaker, television, or other electronics device.

A phono cartridge also is a transducer, one that converts mechanical energy vibration of the stylus into electrical jbl control 25t. A flared structure often used to assist a loudspeaker, usually pertaining to the High Frequency device of the loudspeaker, horns can jbl control 25t be used in Mid and Jbl control 25t frequency drivers.

An EQ with a Q of. In metallurgy, stainless steel, also known as inox steel or inox, is defined as a steel alloy with a minimum of Horn-loaded loudspeakers are considerably more efficient than ordinary moving coil loudspeakers in turning electrical into acoustic energy.