Monoprice 114890 Commercial Audio Instructions Manual

Monoprice 114890 Commercial Audio

Specifications

• BRAND: Monoprice
• MODEL NUMBER: 114890
• SPEAKER TYPE: In Ceiling
• SPEAKER MAXIMUM OUTPUT POWER: 5 Watts
• CONNECTIVITY TECHNOLOGY: Wired
• VOLTAGE: 70V or 100V
• FREQUENCY RESPONSE: 150Hz ~ 14kHz
• SOUND PRESSURE LEVEL: 92dB
• PRODUCT DIMENSIONS: 8.2 x 8.1 x 13.2 inches
• ITEM WEIGHT: 6.31 pounds

Introduction

Similar to a suspended light fixture, this public address speaker is made to be suspended from a ceiling. It has a built-in step-down transformer with three taps that enables it to be utilized as a speaker array with a constant voltage of either 70V or 100V.

HOW IT WORKS

One end has the speaker cone’s center attached to it, and the moving coil drives that end back and forth. This cone’s edges are maintained in place by an airtight surround or suspension. The air around the cone is pushed and pulled as it moves, which causes sound waves—pressure waves in the atmosphere—to form.

HOW TO KNOW IF A SPEAKER IS GOOD

The louder your speaker is, the higher the sensitivity rating. A typical speaker has a sensitivity range of 87 dB to 88 db. A great speaker has a sensitivity rating of over 90 db.

HOW TO CHECK SPEAKER VOLTAGE

If you don’t have a manual, look on the speaker box’s back. If you don’t have your instruction book, your speaker should have a plate or sticker with the wattage, voltage, and amperage listed on it. You may find this information by turning the speaker box around. Under wattage, there will typically be a range of figures listed.

HOW DO SPEAKERS PRODUCE FREQUENCIES

By creating the proper pattern for the speaker to travel back and forth, you can superimpose the motion of the speaker, which results in numerous different vibrations, and that will make sounds of numerous different frequencies all at once.

Frequently Asked Questions

• Describe the pendant speaker.
  Extron hanging speakers are intended to provide overhead voice and music amplification in open ceiling and mixed ceiling areas. The pendant speaker has a sleek appearance and is made to blend nicely with typical hanging lighting fixtures.

• Are speakers in the ceiling powered?
  No, ceiling speakers typically function as passive speakers, which means they lack internal amplifiers and are powered by speaker cables connected to an external amplifier. Each ceiling speaker is connected to the binding posts on the amplifier to do this.

• To what are ceiling speakers required?
  An external amplifier that is wired via speaker cable to each ceiling speaker is required to power all of the ceiling speakers. The Sonos Amp is the greatest multi-room option, in our opinion.

• Why is a PA system necessary?
  It amplifies the perceived volume (loudness) of a person’s voice, a musical instrument, or any other acoustic sound source, as well as the volume of recorded music or sound. Any public setting where an announcer, performer, etc. must be audible enough from a distance or over a significant area uses PA systems.

• What components make up speakers?
  Since many years ago, the dynamic speaker has not altered. Aluminum or pressed iron are used to create the frame. Iron oxide, strontium, and a ceramic binder make up the ceramic ferrite substance that makes up a permanent magnet. Made of treated paper covered in a sticky glue, the cone, surround, and spider are all assembled.

• How is a speaker constructed?
  A dynamic speaker, usually referred to as a driver, converts an electrical current into sound to recreate audio. Each driver’s base contains two magnets that are precisely placed in opposition to one another to create a magnetic field. A flexible copper wire coil known as a voice coil is suspended rigidly inside this area.

• What role does the speaker play?
  Speakers’ main goal is to provide audio output for the listener. Since speakers are transducers, they transform electromagnetic waves into sound waves. Speakers receive audio input from the devices, which could be analogue or digital and could be a computer or audio receiver.

• How are speakers for audio created?
  The cone is connected to an electromagnetic coil that is put into the frame. The speaker’s coil rapidly magnetizes and demagnetizes under the influence of the AC current, which causes the cone to vibrate and produce sound waves.

• Why are there holes in speakers?
  Speakers feature openings to boost the lower frequencies that frequently get buried in the back. The front and rear of your speaker are compressed when it is operating, which might lead to an imbalanced sound. These holes are present in bass reflex systems so that the bass sounds are preserved.

• What causes speakers to be loud?
  There is some correlation between speaker size and speaker loudness. The louder a speaker can get, especially with older sound systems, the bigger the speaker’s circumference. The maximum volume of sound that can be pushed out of speakers grows along with the physical diameter of the speakers.

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