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

learn more… | top users | synonyms

0
votes
1answer
26 views

Testing low-end turntable performance [closed]

I've found an old low end turntable on a garage sale, and I was trying to get it to work with some of my LPs. It's an AKAI AP-M393, very low end and very basic. I've realised I need a phono preamp ...
0
votes
1answer
53 views

How to setup microphone with pre-amp for general purpose PC input use as well as audio recording?

I'm trying to get a multipurpose audio setup going on my PC which could include but isn't limited to audio recording and VOIP (gaming, streaming, skype, etc.). I have a Focusrite Scarlett 6i6 ...
2
votes
2answers
50 views

Looking for a compact light-weight Mono power amplifier

I know this is a sourcing-question and these are frowned upon, but I've been searching for a while now, and can't seem to be able to find a compact, light-weight 1-or-2 channel amplifier with balanced ...
1
vote
1answer
36 views

Amplifier output doubt

So I've been into sound for a while, but there's just one thing that goes over my head. I'll use an example. Say you have an amplifier, in which datasheet it is specified that it outputs 300 watts ...
1
vote
1answer
35 views

Impedance for amp and speaker combo

I have a set of speakers rated at 6ohms impedance and handle 75W, but my amp says 8 ohms or more. Does this mean I need to buy a 2ohm resistor for each speaker? Or just not turn it up loud? Or play it ...
0
votes
1answer
99 views

Difference between internal sound card and Audio interface in simple setups

A set up consists of a single instrument that is guitar and a recording software like pro tools along with amplitube as the guitar effects. Is there a difference between using the internal mac sound ...
1
vote
3answers
47 views

Using Mac/PC as an amp modeler and recorder

I'm trying to use a software called "Amplitube" as a guitar amplifier on a macbook air. However I'm really confused. I used to have a mac with both a mic input and sound output jacks so I simply ...
4
votes
2answers
223 views

Does a Headphone Amp Increase Output Volume?

I just bought an electronic drumkit and it works great when playing it through a drum kit amplifier. But the volume is too soft when I try playing them through headphones (I know it's not the ...
1
vote
1answer
45 views

Troubleshooting amp clicking and muting the speakers

I am trying to use an old amp (marantz pm47 - nominal 40 watts per channel into 8Ω) with a pair of speakers (Kef Coda 7 - nominal 10-70W at 6Ω). Every so often it clicks (the same like the power-up ...
1
vote
0answers
186 views

What is the best shape for passive sound amplification

I'm asking this to make a passive sound amplifiyer. In the web they usually do a HORN shape that looks like exponential function mirrored about 'x' axes. But I wonder is there a better shape for ...
1
vote
1answer
23 views

Resonator guitar pickup

I bought an used resonator guitar from eBay, and I found out it has some kind of pickup. A pickup is a nice-to-have feature, no must-feature. I have not seen a pickup like this before. It has no ...
2
votes
1answer
91 views

Guitar amp sound distorted when miked up

I am trying to understand an issue I have when I record tubed guitar amps on the distortion channel with a standard SM57. I always feel like my miked sound is much more distorted than the actual ...
1
vote
2answers
189 views

Why do we need power amplifier with hundred watts of power?

For normal home audio systems, the speakers usually have sensitivities around 85~90 dB. So according to the sound pressure chart, it's pretty loud already at 1 Watt of power. Then why do audio ...
1
vote
1answer
253 views

Connecting multiple speakers to a stereo amplifier? [closed]

Can it damage a stereo amplifier to connect multiple speakers into a single channel, playing at full or high volume? As an example, consider the Cambridge A1: Input Impedance: 47k ohms Loudspeaker ...
-4
votes
1answer
193 views

Bad to connect a different speaker in each channel of a stereo amp? [closed]

Will it damage the speakers or amp if I connect non-matching speakers to it? For example: a Paradigm speaker (7seMk3) to the left channel (it's tweeter doesn't work, but the 2 woofers are nice and ...
2
votes
2answers
1k views

What are good amplification methods for percussive fingerstyle (on an acoustic guitar)?

I have a guitar with an active pickup built-in. It works fine in normal playing, but when playing percussive fingerstyle (example below), there are two big issues: ...
1
vote
2answers
825 views

Amplitube VST won't respond to MIDI PC messages from Ableton Live

I have been dealing with this problem for a few months now without any success and I was wondering if anyone has ran into this issue. The scenario I'm about to describe used to work flawlessly ...
2
votes
5answers
258 views

What makes a headphone monitoring amplifier so expensive? any tips for alternatives?

I was looking for some simple headphone amplifiers for translation booths, to give the translators the ability to adjust the volume of their headphones. No need for super Hi-Fi quality in a relatively ...
0
votes
1answer
61 views

Left channel dropped on TA-5650

I have a TA-5650 VFET amp. It has worked great for years, but every once in a while it would drop the left channel. A few times now I have blown the case out with air and the problem has gone away ...
1
vote
1answer
167 views

Wiring an 120W amp head to the box (stereo)

I have a 120W amp head which has two outputs in the back and a switch for 16/8/4 Ω. In the instructions there is a table which is not perfectly clear to me. Does "1x 16Ω" mean one speaker of 16Ω or ...
0
votes
1answer
118 views

All-in-one CD-receiver vs. component receiver

I am looking for a music system for my living room. I haven't been really listening to the music at home for years (only going to classical music concerts), and now want to bring it back into my life. ...
0
votes
3answers
70 views

How are tube amps constructed?

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 a DSP Plugin. (either by ...
-1
votes
1answer
185 views

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 ...
1
vote
1answer
58 views

Amplifier Power Ratings

I want to understand the rating of my Marantz PM6002 amp. The backplate says: System 1: 4 - 16 Ohms System 2: 4 - 16 Ohms 1 + 2 : 8 - 16 Ohms So looking at the backplate, am I within the stated ...
3
votes
3answers
5k views

If I want to use a microphone with a portable mini amp, will a preamp/mixer significantly improve the sound quality? This is for small live gigs

I'm an amateur musician who knows very little about audio equipment, but I'd like to start learning and have my own basic setup so as not to rely completely on the equipment at venues (sometimes they ...
5
votes
2answers
2k views

What is the 'click' noise that an amplifier makes after you turn it on/off?

I have two old Aiwa P22 amplifiers. When I turn one amplifier on I hear small 'click' noise from the inside of the amplifier 2-3 seconds after I turn the amplifier on, when I turn the amp off again I ...
4
votes
1answer
52 views

How Do You Clean RCA Ports?

I have an old amp which is beginning to show wear and scratches on its RCA ports. However, alcohol, water, and a simple cloth dont work and cannot remove the grime on the ports. What is the best ...
0
votes
1answer
79 views

Carver amp/receiver speaker problem

I have a Carver amp/receiver withy phono, cd and tape inputs, two sets of speakers A and B. From time to time the right speakers (or the left) will simply go out. What is wrong?
0
votes
1answer
110 views

For a studio, what kind of speaker system network should one opt for?

For a Film Post Studio what kind of studio speaker network would be good , Active or Passive ? Why ?
0
votes
3answers
596 views

Is the Behringer A500 Ultra-linear amplifier a good purchase?

Hi all, At home I monitor on passive Dynaudio Acoustics BM5s, which I like very much. However, as my power amp has broken, I'm looking for a replacement. For the money (~£160) the Behringer A500 ...
1
vote
4answers
376 views

Amp for live music/sound design?

Hi folks. This question may seem a bit off topic, (but it's sound designy, I promise!) I value the opinions here, and I wonder if anyone with a background in sound reinforcement has any advice. I ...
1
vote
2answers
160 views

Amp Syncing Problem

What would cause an amp to all of a sudden start sending a signal at a higher pitch and a faster speed? The System: Base System Dell PC w/ SFX 5.60 build 24 -> echo gina 24/96 -> a&h ...
1
vote
2answers
58 views

amp for a viewing room

Hi guys I'm starting work at a film production company and they asked me to source an amp for playback in the edit suite for playback of the project to the director, producers and investors. Which ...