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2. Public address system - Wikipedia

   en.wikipedia.org/wiki/Public_address_system

   A public address system (or PA system) is an electronic system comprising microphones, amplifiers, loudspeakers, and related equipment. It increases the apparent volume (loudness) of a human voice, musical instrument, or other acoustic sound source or recorded sound or music.

3. Uninterruptible power supply - Wikipedia

   en.wikipedia.org/wiki/Uninterruptible_power_supply

   The run-time for a battery-operated UPS depends on the type and size of batteries and rate of discharge, and the efficiency of the inverter. The total capacity of a lead–acid battery is a function of the rate at which it is discharged, which is described as Peukert's law. Manufacturers supply run-time rating in minutes for packaged UPS systems.

4. Kustom Amplification - Wikipedia

   en.wikipedia.org/wiki/Kustom_Amplification

   Kustom 200 B-4 amplifier in black Naugahyde, purchased new in 1972. Kustom 200 Bass Amplifier, 100 watts RMS, two 15" speakers, cascade sparkle, 1971. Kustom Amplification or Kustom Electronics is a manufacturer of guitar and bass amplifiers and PA equipment and accessories.

5. Best Amazon Prime Day Deals in 2024 - AOL.com

   www.aol.com/shopping/prime-day

   Your guide to all of the deals leading up to and day of sales available on Amazon Prime Day. Shop deals on gadgets, home goods, Apple products and other great finds from our editors to make your ...

6. Audio power amplifier - Wikipedia

   en.wikipedia.org/wiki/Audio_power_amplifier

   Audio stereo power amplifier made by McIntosh The internal view of a Mission Cyrus 1 Hi Fi integrated audio amplifier (1984) [1]. An audio power amplifier (or power amp) amplifies low-power electronic audio signals, such as the signal from a radio receiver or an electric guitar pickup, to a level that is high enough for driving loudspeakers or headphones.

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   Discover the latest breaking news in the U.S. and around the world — politics, weather, entertainment, lifestyle, finance, sports and much more.