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preamplifier    
n. 前级扩大机,前置增幅器

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  • Preamplifier - Wikipedia
    A preamplifier, also known as a preamp, is an electronic amplifier that converts a weak electrical signal into an output signal strong enough to be noise-tolerant and strong enough for further processing, or for sending to a power amplifier and a loudspeaker [1]
  • What Is a Preamp? - How-To Geek
    Like the name implies, the preamp or preamplifier sits before an amplifier in your audio signal chain In most setups, the preamp is the very first stop on the road to your speakers after coming out of your playback device For example, in a hi-fi setup with a digital audio player, the signal leaves the player and runs into the preamp
  • Best Preamplifiers: Under $2,000 - The Absolute Sound
    Best Preamplifiers: Under $2,000 - The 2023 edition of TAS’ Editors’ Choice Awards is here Our top equipment recommendations from loudspeakers, DAC's, amplifiers, and more These are components that we ourselves would buy—or recommend to friends and family
  • preamplifier - Best Buy
    Shop for preamplifier at Best Buy Find low everyday prices and buy online for delivery or in-store pick-up
  • The Best Preamplifiers for HiFi Systems in 2024 - Ultimate Guide
    The right preamplifier can elevate your HiFi system to unparalleled auditory heights From the budget-friendly Emotiva XSP-1 to the high-end McIntosh C53, the options are vast in 2024 Explore our in-depth reviews on our website and find the perfect preamplifier to suit your needs and preferences in home audio systems
  • What Is a Preamp, and Do I Need One? - InSync - Sweetwater
    Despite all the hype you may hear about preamplifiers, they have one fundamental job: to increase gain — taking a weak signal and boosting it up to a line-level signal Here’s how it works: Mic- or instrument-level signal -> Preamp = Line-level signal -> Power amp (or outboard gear)
  • 2024s Best Preamplifiers | Buyers Guide 2024 - pt. AUDIO
    Welcome to 2024’s Best Preamplifiers from the Part-Time Audiophile Buyers Guide We’re not saying that these are the “best” preamplifiers or that these choices somehow overrule anyone else’s favorites We’re saying that these are the products we’ve reviewed, owned, or have had extended experience when it comes to performance and sound quality
  • Amazon. com: Preamplifier
    Stereo Phonograph preamplifier Designed with RCA Input Output, Headphone Jack, Adjustable Volume and gain Only 7 left in stock - order soon
  • Preamplifier : Circuit, Working, Types, Advantages Its Uses
    A preamplifier or preamp is an electronic amplifier used to change a weak electrical signal to a strong electrical signal which is strong enough to send it to a power amplifier as well as a loudspeaker These are normally used to amplify the signals from analog sensors like microphones
  • Preamplifier : Circuit, Working, Types, Differences Its Applications
    What is a Preamplifier? A preamplifier is an electronic amplifier that removes the signal from the detector without considerably degrading the intrinsic S N ratio The preamplifier features mainly include; tone control, digital inputs of versatility balance adjustment





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