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Anthem MRX Receivers - 300, 500, 700 Owners Thread & Tweaking Guide - Page 69

post #2041 of 14714
Initially, I was going to allow the 700 to push my front three speakers. My speakers are Focal 1027 w/ matching center and Paradigm servo 15v2 sub.. Using the 700 to power all three speakers sounded thin and uninspired. This was also the case when listening in stereo. Of course, I have moved down from separates. An older krell processor being pushed by a 2 channel and mono amp for the front 3 speakers. I sold the Krell due to a lack of HDMI inputs and current processing modes. Now I am using my 2 channel amp for the fronts and the 700 for the center and eventually the surrounds. The sound is much better and actually fills my room. The processing in the 700 is excellent. I can hear sound from my speakers that the krell 7.1 never processed. The Krell sounded great and was extremely clear but just not as convenient and modern as the 700. I would advise anyone purchasing this amp to consider the purchase of a nice two channel amp to handle the fronts and stereo mode. You can find awesome amps in the 500-800 range and in my opinion is well worth the investment. I have seen an MCA 2 on audiogon with an asking price of 600.00. This would be an excellent partner to the MRX700. You could have awsome 2 channel, plenty of power in the 700 to push a center and surrounds and two extra channels for zone 2. The latter is how my unit is connected and I can honestly say it's the best sounding setup I have ever had. Once upon a time I had a Krell 7.1 with the matching Krell HTS 5 channel amp rated @ 200w per channel. So I have had some decent and expensive systems. For all of you guys on a budget, save a little and add a nice 2 channel amp to power the fronts and you will not be disappointed.

Lowkey
post #2042 of 14714
Quote:
Originally Posted by lowkey37 View Post

Initially, I was going to allow the 700 to push my front three speakers. My speakers are Focal 1027 w/ matching center and Paradigm servo 15v2 sub.. Using the 700 to power all three speakers sounded thin and uninspired. This was also the case when listening in stereo.

Lowkey

Hi,

Just curious... I don't understand how the MRX 700 can't deliver the power for those speakers? They are very efficient according to their website specifications, being rated at 91dB into 8 ohms. How big is your listening room/how loud do you listen?

Cheers.

Tony
post #2043 of 14714
Quote:
Originally Posted by lowkey37 View Post

Initially, I was going to allow the 700 to push my front three speakers. My speakers are Focal 1027 w/ matching center and Paradigm servo 15v2 sub.. Using the 700 to power all three speakers sounded thin and uninspired. This was also the case when listening in stereo. Of course, I have moved down from separates. An older krell processor being pushed by a 2 channel and mono amp for the front 3 speakers. I sold the Krell due to a lack of HDMI inputs and current processing modes. Now I am using my 2 channel amp for the fronts and the 700 for the center and eventually the surrounds. The sound is much better and actually fills my room. The processing in the 700 is excellent. I can hear sound from my speakers that the krell 7.1 never processed. The Krell sounded great and was extremely clear but just not as convenient and modern as the 700. I would advise anyone purchasing this amp to consider the purchase of a nice two channel amp to handle the fronts and stereo mode. You can find awesome amps in the 500-800 range and in my opinion is well worth the investment. I have seen an MCA 2 on audiogon with an asking price of 600.00. This would be an excellent partner to the MRX700. You could have awsome 2 channel, plenty of power in the 700 to push a center and surrounds and two extra channels for zone 2. The latter is how my unit is connected and I can honestly say it's the best sounding setup I have ever had. Once upon a time I had a Krell 7.1 with the matching Krell HTS 5 channel amp rated @ 200w per channel. So I have had some decent and expensive systems. For all of you guys on a budget, save a little and add a nice 2 channel amp to power the fronts and you will not be disappointed.

Lowkey

I used a 500 on studio 60s and a CC690 with plenty to spare so a 700 should have no problem. And BTW, this system was running off an Emotiva 3ch amp. using a Denon 4310 and the 700 had at least as much power to our surprise. Have you tuned off Dolby volume? If not, do it now for BD.
Anthem tested the 700 with Paradigm Signature speakers with no problem and a beta tester reported running 4ohm speakers that dipped to 2ohms when played at high volume so again I have trouble running
John
post #2044 of 14714
You are correct the 1027's are very efficient but at the same time reward you when driven w/ good clean power. The better the amp the better they sound. Remember, I am comparing the 700 to high quality 2 channel amplification. Also, my listening room is pretty big(18x30). The option set on the mrx700 is nice(arc, ect.... In my opinion, Anthem skimped on the power section. The unit was surprisingly small and not very heavy for a seven channel receiver. Luckily, I had a 2 channel amp at my disposal. I quickly connected it to my system and enjoyed the benefits. Power and sound are all relative and based on each individuals experience(listening). If someone is planning on upgrading from a cheaper/lower powered receiver I imagine they would be thrilled with the power and sonic signature from this unit. My experience is a little different and after listening to a few tracks in stereo I had to plug in my trusty old stereo amp.

Lowkey
post #2045 of 14714
Yes dolby volume is off.
post #2046 of 14714
The volume of the pop seems to depend upon the volume level that you have on the MRX unit. It also seems like a single click/pop, unlike other receivers that I have used that had more of a burst of static when this kind of issue happened.

And on a comparison of the two units when they are off, that is the only way that they sound the same. No correction the Anthem unit is more dynamic and does sound better. Audyssey on the other hand sounds worse with it on in many cases, not so with ARC.

Unless Audyssey MultiEQ 32XT or whatever it is called has changed in the last two or so years, and drastically, it can't beat ARC.
post #2047 of 14714
Quote:
Originally Posted by lowkey37 View Post

Yes dolby volume is off.

Hey lowkey,
Wow that sounds like an amazing system! My brother used to have a Krell with Sonus Faber speakers, Best sound I ever heard! Did you set up the fronts via the Krell with ARC?
post #2048 of 14714
Quote:
Originally Posted by lowkey37 View Post

You are correct the 1027's are very efficient but at the same time reward you when driven w/ good clean power. The better the amp the better they sound. Remember, I am comparing the 700 to high quality 2 channel amplification. Also, my listening room is pretty big(18x30). The option set on the mrx700 is nice(arc, ect.... In my opinion, Anthem skimped on the power section. The unit was surprisingly small and not very heavy for a seven channel receiver. Luckily, I had a 2 channel amp at my disposal. I quickly connected it to my system and enjoyed the benefits. Power and sound are all relative and based on each individuals experience(listening). If someone is planning on upgrading from a cheaper/lower powered receiver I imagine they would be thrilled with the power and sonic signature from this unit. My experience is a little different and after listening to a few tracks in stereo I had to plug in my trusty old stereo amp.

Lowkey

Hi,

unless the Anthem was clipping/distorting due to being overdriven I can't see how this could be. The Home Theater review (March 2011) using Revel Ultima 2 speakers driving two channels into 8 ohms measured 128.6 watts (0.1% distortion) and 160.2 watts (1% distortion). I would be very interested in the model/make of your stereo amplifier just to check the specifications/measurements.

To quote from the review (Fred Manteghian):

Quote:


I cranked it as loud as my speakers and ears could handle, and I didn't hear the Anthem's amps complain... With a lesser system, I might have turned the volume down, but with the Anthem, the sound quality was so pure and uncompressed, there was never a sense of fatigue. In fact, I kept leaning further and further into the sound because perfection was in the detail... It owes its excellent sound to both the high-quality amplification section and proprietary room correction...

P.S. the article is not online so please go and buy/support the magazine ;-)

Cheers.

Tony
post #2049 of 14714
Sorry, I didn't explain. That was a system I used a few years back. To be honest I never fell in love with the Krell HTS amp. The 7.1 on the other hand was great for music and movies but lacked current processing and usability. Looking back I think my favorite sound came from a Krell 400xi pushing Paradigm Signature S8 speakers. The sound from that combo was luscious! I am thinking about purchasing Krell's 300i , which is their current integrated to use with my system via the home theater bypass.
post #2050 of 14714
Quote:
Originally Posted by lowkey37 View Post

Sorry, I didn't explain. That was a system I used a few years back. To be honest I never fell in love with the Krell HTS amp. The 7.1 on the other hand was great for music and movies but lacked current processing and usability. Looking back I think my favorite sound came from a Krell 400xi pushing Paradigm Signature S8 speakers. The sound from that combo was luscious! I am thinking about purchasing Krell's 300i , which is their current integrated to use with my system via the home theater bypass.

What 2 channel amp are you using with it now?
post #2051 of 14714
Hey Tony,

I am running a Simaudio Celeste 4150SE amp. This amp is rated at 150 wats per channel and weighs in under 40 lbs. Measurements are one thing but sound is another. I would put up a Simaudio I5 vs. the MRX700 in 2 channel stereo all day. I think the I5 was rated @70watts per channel into 8ohms. You can't always base sound on ratings alone.

Lowkey
post #2052 of 14714
Quote:
Originally Posted by lowkey37 View Post

Hey Tony,

I am running a Simaudio Celeste 4150SE amp. This amp is rated at 150 wats per channel and weighs in under 40 lbs. Measurements are one thing but sound is another. I would put up a Simaudio I5 vs. the MRX700 in 2 channel stereo all day. I think the I5 was rated @70watts per channel into 8ohms. You can't always base sound on ratings alone.

Lowkey

Hi,

Sorry, not trying to get into an argument. It is just that you are listening to the Anthem as your preprocessor and using the Anthem's DACs. So unless the amplifier was clipping the sound should not have changed unless the Simaudio adds some additional frequency responses. The whole purpose of an amplifier is "wire with gain" and it should not modify/convert the input signal.

Cheers.

Tony
post #2053 of 14714
Are you saying an amplifier has no affect on sound? If that was the case everyone would be using an 80 watt kenwood from walmart. I beg to differ. We can agree to disagree. During the life of my Krell 7.1 processor I employed amps from Bel Canto, Simaudio, Marantz and Krell. To my ears thay all had a unique sound and could easily be distinguished. I say this with all things being equal-sources, cables and speakers. I respect your opinion but to say that amps do not change sound is just off.
post #2054 of 14714
Quote:
Originally Posted by lowkey37 View Post

Are you saying an amplifier has no affect on sound? If that was the case everyone would be using an 80 watt kenwood from walmart. I beg to differ. We can agree to disagree. During the life of my Krell 7.1 processor I employed amps from Bel Canto, Simaudio, Marantz and Krell. To my ears thay all had a unique sound and could easily be distinguished. I say this with all things being equal-sources, cables and speakers. I respect your opinion but to say that amps do not change sound is just off.

There is a guy offering a cash reward for anyone who can distinguish b/t amps in a controlled environment. You might want to try it. You are not comparing a Walmart amp to a Krell or whatever so the differences you are describing are not likely attributable to amplification. The tests I mentioned in an earlier post suggested the 500 could compete with a dedicated amp. so it's likely the 700 could as well. Perhaps the size and wt. of the 700 isn't a good measure of it's capabilities. I know of people selling their separates after getting their MRX so we can't all be wrong about the amplification in these receivers could we?
John
post #2055 of 14714
Quote:
Originally Posted by lowkey37 View Post

Are you saying an amplifier has no affect on sound? If that was the case everyone would be using an 80 watt kenwood from walmart. I beg to differ. We can agree to disagree. During the life of my Krell 7.1 processor I employed amps from Bel Canto, Simaudio, Marantz and Krell. To my ears thay all had a unique sound and could easily be distinguished. I say this with all things being equal-sources, cables and speakers. I respect your opinion but to say that amps do not change sound is just off.

If the amp is changing the sound, then something is wrong with the amp. The amp should only take in the signal, amplify the signal, and send the amplified signal to the speakers without adding coloration or anything else to the signal.
post #2056 of 14714
SHHHHHHHH! Be vewy vewy quiet. If this gets out you could be responsible for ending a billion dollar industry! Now, let me get this right. You are saying you could simply swap amps in a given static system and not notice any difference in sound? What if the amps in question are-Drum roll please!!!!!!!!!!!!!!!!!!

Amp A-Mark Levinson No 336

Amp B-Yamaha MX 460
post #2057 of 14714
Quote:
Originally Posted by lowkey37 View Post

SHHHHHHHH! Be vewy vewy quiet. If this gets out you could be responsible for ending a billion dollar industry! Now, let me get this right. You are saying you could simply swap amps in a given static system and not notice any difference in sound? What if the amps in question are-Drum roll please!!!!!!!!!!!!!!!!!!

Amp A-Mark Levinson No 336

Amp B-Yamaha MX 460

Actually this is already out that's why we have MRXs actually in my main HT I have a D2v powered by an Anthem A5 and A2. Their job is to amplify and then let ARC change or more accurately, correct the sound.
John
post #2058 of 14714
Nice-I am not saying the MRX is a bad piece. Just trying to give the forum an opinion. I'm not a phi beta sigma but I am 100% sure your facts or opinions do not have an affect on what I have heard and the opinions I have developed based on my listening.

Cheers,

Lowkey
post #2059 of 14714
Do all amps amplify a signal the exact same way using the exact same parts?
post #2060 of 14714
Quote:
Originally Posted by lowkey37 View Post

Do all amps amplify a signal the exact same way using the exact same parts?

I would say no to that question because all amps do not have the exact same parts; but, all amps should just amplify a signal and do nothing more and nothing less.
post #2061 of 14714
Quote:
Originally Posted by lowkey37 View Post

Do all amps amplify a signal the exact same way using the exact same parts?

Perhaps they don't, but to suggest therefore, that they are altering the sound in the direction of Better, needs explaining. Remember this is the Audio Video SCIENCE forum not Speculation forum.
This has been discussed ad infinitum, on this forum, and I don't think we're any closer to an answer but I still think that anyone who believes amps change sound should take up the challenge if it's still available.
John
post #2062 of 14714
In my opinion, it is like saying all beef tastes the same. I beg to differ. A cut of tenderloin has a distinct taste and again in my opinion differs in taste from say flank or shoulder cuts. Now, back to amps. I agree that an amps purpose is to amplify a signal. Most people would agree that all components in a system must be constant when comparing amps. Otherwise, the comparison would be considered invalid. Then gentlemen I must ask you this question. If the make-up, design and parts of an amplifier are inconsequential, why do we insist on the sources used during a blind test remaining static? We all agree that if all sources remain the same then the introduction of a new piece creates a change. Why can't the same train of thought apply to the quality of build relative to amplifiers? All amps are not created equal and during the process of amplifying and passing through of a signal the output IS affected by the parts, design and function of the amp. I tend to agree with my last statement rather than buy into the belief that because the source in question is an amp it will sound like this!
post #2063 of 14714
Quote:
Originally Posted by lowkey37 View Post

In my opinion, it is like saying all beef tastes the same. I beg to differ. A cut of tenderloin has a distinct taste and again in my opinion differs in taste from say flank or shoulder cuts. Now, back to amps. I agree that an amps purpose is to amplify a signal. Most people would agree that all components in a system must be constant when comparing amps. Otherwise, the comparison would be considered invalid. Then gentlemen I must ask you this question. If the make-up, design and parts of an amplifier are inconsequential, why do we insist on the sources used during a blind test remaining static? We all agree that if all sources remain the same then the introduction of a new piece creates a change. Why can't the same train of thought apply to the quality of build relative to amplifiers? All amps are not created equal and during the process of amplifying and passing through of a signal the output IS affected by the parts, design and function of the amp. I tend to agree with my last statement rather than buy into the belief that because the source in question is an amp it will sound like this!

Went to the Anthem website to see their amp specs and marketing hype but low and behold, just specs and claims of outstanding power reserves but nothing about their distinctive sound quality. Why nothing about that? Well I guess they don't know about their distinctive sound or they too know there isn't really any, just high power, great reserves and reliable components. Maybe other companies do claim additional sound quality benefits but that doesn't make it true. BTW, fillet tastes better than flank due to more fat in which flavours we like, can dissolve, ie. diff. major component with diff properties. That can be explained, amps, that's another issue.
John
post #2064 of 14714
Fat or no fat equals cheap/quality parts, quality/poor design. Your right whats inside the meat/amp does affect the taste/sound.
post #2065 of 14714
Using your train of thought. A 5 watt headphone amp would sound the same as a 20,000 dollar Halcro amp. Wait I bet there are a few exceptions to plead your case.
post #2066 of 14714
Quote:
Originally Posted by lowkey37 View Post

Using your train of thought. A 5 watt headphone amp would sound the same as a 20,000 dollar Halcro amp. Wait I bet there are a few exceptions to plead your case.

Guy's
Everybody is entitled to there own opinions! These arguments are nothing new!
post #2067 of 14714
Quote:
Originally Posted by lowkey37 View Post

Fat
or no fat equals cheap/quality parts, quality/poor design. Your right whats inside the meat/amp does affect the taste/sound.

I just explained why diff cuts taste diff. Give me a specific part that imparts a specific sound to an amp. We were discussing an MRX 700 amp vs a Krell, I think, which is not a $5.00 vs. $20,000 comparison.
John
post #2068 of 14714
An amp is an amp. They amplify signals. Whether it be a 20,000.00$ amp vs a 20.00$ amp. Right? Lets just say it is possible the 20,000$ amp put out a better sound than the 20$ headphone amp. U with me? Then if that is the case is it possible for amp A(lets say Simaudio 4150SE) to put out a differant sound than say amp B(MRX700)? Not a question but fact-My opinion is that the Simaudio amp put out a much wider soundstage and much warmer(I call it lusciousness) than the MRX700.
post #2069 of 14714
Quote:
Originally Posted by lowkey37 View Post

An amp is an amp. They amplify signals. Whether it be a 20,000.00$ amp vs a 20.00$ amp. Right? Lets just say it is possible the 20,000$ amp put out a better sound than the 20$ headphone amp. U with me? Then if that is the case is it possible for amp A(lets say Simaudio 4150SE) to put out a differant sound than say amp B(MRX700)? Not a question but fact-My opinion is that the Simaudio amp put out a much wider soundstage and much warmer(I call it lusciousness) than the MRX700.

Sound stage has to do with freq. response and speaker design. ARC creates a wider sound stage by correcting freq. response in your room. Are you with me? Now explain how an amp does that. A cheap amp can't deliver sufficient power to drive the speakers and therefore the sound is inferior, not because of some esoteric feature, but because the speakers are being handicapped. So we pay more for lots of power, better capacitors and more of them for reserves, better cooling, etc.
Please explain why Anthem does not mention anything about sound characteristics on their. Surely their Statement Amps, at their prices, must have some.
john
post #2070 of 14714
Here is quote from Krell's website. I don't see any mention of an imparted sound quality, do you?

"Krell amplifiers are best known for their ability to drive any loudspeaker to sound its best, without regard to impedance, efficiency, or driver style. It is linearity, an amplifier's ability to output an exact duplicate of the input signal, which is the ultimate measure of that amplifiers worth. Krell designs toward the common goal of linearity; through the rigorous application of Krell design principles that focus our efforts on four major performance factors: distortion, bandwidth, output impedance and current capability. The Evolution e Series excels in each of these areas, delivering supreme accuracy from whisper level to astounding, awe inspiring amounts of power with grace and elegance."
John
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