Questions tagged [amplifier]

An amplifier is a device for taking a signal level electrical signal and increases it to a level that can be used to power a speaker

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Help me understand Class-D amplifier intrinsic noise

Introduction I've recently entered the prosumer/pro audio market by buying JBL LSR305 studio monitors and noticed that the tweeters produce constant high-pitched noise (most people apparently call it ...
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What amplifiers or other ICs offer fine digital volume control (0.1dB steps)?

I'm looking for a way to digitally modify the gain of an amplifier/DAC/codec in very precise intervals (0.1-0.2dB). My current process involves generating a sine wave with a DAC and then running it ...
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Line out of guitar amp when connected to soundcraft notepad 8FX does not give sound to the mixer. Is the Line out busted?

My guitar line out refuses to produce sound through the mixer. I am beginner guitar player and for my first gig I went to the church to play for a communion, I was carrying my guitar (Juarez), a ...
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Guitar rig settings to get a deathcore sound on guitar

I am trying to make a deathcore sound on guitar rig software for guitar but cannot find something decent. I tried downloading some presets but either they weren't good enough or they were not ...
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1/8" Headset to XLR

I have a Focusrite Scarlett 2i2 interface connected to my PC. It has XLR mic input and 1/4" headphones output, while my headset has regular double 1/8" jacks. I was wondering if it's safe to ...
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Can I use one of these common USB audio interfaces with Sony F-99B dynamic mic?

I got an age-old Sony F-99B dynamic microphone lying around while I was looking for gear to shoot an interview-style podcast. Now, I understand that dynamic mics output mic level signals that should ...
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Attenuating the amplifier volume: what is a better approach?

My Denon PMA-600NE is "too loud too quickly" with ELAC Debut 2.0 B5.2 speakers. Turning the master volume knob just ~20 degrees from zero position already takes it to a very high volume. I would like ...
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How can I get a stereo Bluetooth signal converted to a mono one?

I am trying to build a small singe driver full range active bluetooth speaker using some of those cheap class D amplifier boards you can buy everywhere on eBay etc. Many of them comes with a build in ...
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Converting a 3.5in mic input to line level portably

As I understand it, mic level input and line level input are two different things, with line level input having a much higher power level. In my case, I'm dealing with an old minidisc recorder that ...
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Are amplifiers with optical in/out truly transparent?

I understand that bad amps introduce distortion and that is bad, but wouldn't the best amp be the one that is most true to the input signal, aside from amplitude amplification of course? Optical ...
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Selecting proper amplifier output level

I am powering 6 CVS 8 Tannoy Ceiling speakers: https://www.tannoy.com/Categories/Tannoy/CVS/CVS-8/p/P0BSK The specifications say they have a 60W continuous operating power and a 240 Watt peak power. ...
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I need some information about vintage tube amplifiers

Editing My question again. I need a Little HISTORY about Tube Amplifiers or Tube Sound, need Signal Processing theory of the same, Its Schematics and importantly need how it is RE-Modeled into ...
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