Classifieds: FOR SALE – Pair Krell MRA-Master Reference Amplifier, new condition asking for $ Used Krell Mra for sale on + second hand hifi sites & shops. Use Hifi Shark to monitor pricing and global availability. Learn more about the MRA Amplifier, Power by Krell on Gearogs, the planet’s premier database of audio equipment. Easily find information about turntables.

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In other words, we’ll turn it on, poke around in it with a meter for a while and then listen if we have a chance, but we’ve never really listened to them cold that I’m aware of.

Hi-res digital that’s bit-perfect in comparison to the original master, big advances in digital conversion, new analog parts that allow us to do things better than ever before are all becoming available. Those who want to hear much, much better reproduction of recordings in their living room, however, are probably on the cusp of an era of brilliant development. I’m sure jrell are. Likewise any kind of “break-in” period – if there is one, we couldn’t tell you what it is because we’ve always kkrell well-tested and run-in assemblies and have never built a pair from scratch for listening purposes.

What really got me going is that Apogee hired us to do the woofer amp and ,ra tweeter amplifier for their Grand [loudspeaker].

Krell MRA in like new condition most powerful amplifier [Expired]

And you can program-in anything that comes down the program-information superhighway. I oversee all the work. Metalwork is cut from T6 aerospace grade aluminum and stainless steel with all machining and texturing done in-house.


A recorded musical signal is stored as voltage from the microphone on. A lot of loudspeaker companies are very capable, but their electronic orell are not as great as ours because, obviously, they’re not in that business.

But why is that? Recording of June A huge, machined base as a foundation on which to build everything is required as bent sheet metal would collapse or destroy itself in shipping, as is an entire system of machined platforms or resonance control for every circuit board. How many engineers do you have now? The monster amps have output devices per chassis and Class A operation throughout, which means very large and massive heat sinks.

Do NOT however, plug and unplug connections with these amplifiers on. We looked at what was being called 64x-oversampling and realized it wasn’t being done in the signal path, but afterward.

Consumption could be substantial or insignificant, depending on the kind of use the amps get. In addition, Boulder may not be available at your beck and call all the time and your local dealer is.

If a heavily filtered cable is used, that will be audible.

Krell MRA Amplifiers user reviews : 5 out of 5 – 2 reviews –

If you’re doing that, you don’t have to pay these royalties, but there’s embedded software and you don’t have the versatility we do. We feel that an amplifier should be well damped and should have very tight, fast and powerful bass response as a result.

In short, it will reproduce exactly what it is fed. We try to design neutral instead of voiced or flavored, so the speaker then becomes the colored or voiced product of choice, meaning that the user then decides what’s best based on his preferences.

The amplifier itself will not react to the electrical characteristics of any cables being used. Unless it’s an abysmally recorded piece of music and even then, it can be fun to listen tothe music has its own merits and musicality. Then, just as I was about to graduate, a hiring freeze was put into place for my planned field.


Unlike most other companies, you will not see us going out, buying some company’s transport, stripping the faceplate off, taking the engine and putting our output stage or our videocard in it. You put even more emphasis on current gain when you developed your Master Reference Amplifier about six years ago. Has being in Connecticut, which has mfa been a center for defense manufacturing, helped you find skilled technical help?

Bonus Recording of December In a lot of areas, we couldn’t. But I got it finished too far into the product’s life for them to implement it. It would be very difficult for us to mount such an effort.

Krell MRA Amplifiers

We don’t want to sell anything with our name on it that’s not representative of our idea of the perfect product and that means doing it ourselves. Insane Series The last two digits in Boulder amplifier name indicate what the model is: We made a whole processing engine, and it cost a little over a million dollars to do that.


In different places there are krfll marques that dominate the market, so we get paired with them instead. Both the positive and inverted sections of the amplifier are independent in a single chassis. What, specifically, is it?