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Mc2301 1 channel vacuum tube amplifier

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WATCH RELATED VIDEO: McIntosh MC2301 Vacuum Tube Amplifier

Power Amplifiers


With a distinctly unique style and excellent implementation of both valve-based and solid state amplifcation, the MA offers up an affordable option for those seeking authentic McIntosh quality without some of the loftier prices. Click here for more information about Australian Hi-Fi , including links to buy individual digital editions and details on how to subscribe.

The McIntosh MA integrated amplifier is the first hybrid integrated amplifier this world-famous American company has ever built. The import of that statement needs to be viewed in the context that McIntosh has been building amplifiers for more than 60 years.

So the McIntosh MA has been 60 plus years coming, and boy was it worth the wait. In the MA, McIntosh has elected to use the former approach by employing 12AX7a and 12AT7 valves in the preamplifier stage and transistors in the output stage. Of course it is… and no-one knows this better than McIntosh. But achieving such high power output using only valves costs money… lots of it. You will know if the Power Guard circuit is operating because when it does, the colour the valves are glowing changes from green to orange.

The valves in the MA glow green simply because McIntosh has fitted chameleon LEDs underneath them, which emit a green glow that, during normal operation, is bright enough to outshine the glow of the valve heaters. The same green has been used in various applications on all McIntosh products since If both channels are clipping, all four valves will glow that orange colour. You can also choose to have the McIntosh switch itself off automatically after 30 minutes of inactivity no music, no controls moved etc , or not.

Installation was mostly uneventful, except that we very nearly missed that instead of aligning the RCA inputs of the two unbalanced inputs vertically — like almost every other amplifier manufacturer in the world — McIntosh has aligned them horizontally. We were was also pleased that the balanced input is completely isolated from the unbalanced inputs — some amplifiers share an input and you only find out when you get the amplifier home and read the manual carefully that you can only use one or the other of two inputs.

Effectively, this gives the McIntosh MA52 four inputs. Room for improvement here then. On our review unit, this last was V1. Pressing the control inwards activates the amplifier or puts it into standby mode. We wondered if maybe ours was miswired. Then just listen to the absolutely stunningly reproduced lead guitar solos on Christina, along with the acoustic and the backing vocals.

The McIntosh never puts a foot wrong, keeping a very tight grip on the PRAT while at the same time never once sounding clinical. And just listen to the way the McIntosh handles the complex rhythms on Candy Cane…fantastic!

Listening to STP always has us cranking the volume, and with the McIntosh MA, it had so much power on tap that we could crank it up to ear-shattering levels without running into clipping, or without even the sound getting hard… that lovely valve softness remained an underlying sonic signature.

The lack of circuit noise was made shatteringly clear by the unexpected finale to Roll Me Under, which comes as a sonic wake-up call.

Carlos Kleiber was an enigma, a conductor who barely conducted, but when he did, wow! He could always bring out the best in any orchestra, and usually better than their best. You can hear this in this Fifth, and most particularly with the aid of the clarity of the MA letting you reach into the soul of the music. Normally we like our J. She plays Partita No 3 in a Rachmaninov transcription like a ballerina, with her fingers just dancing over the keyboard, while the way she plays the Busoni transcription of Chaconne in D minor is like a composer.

You can ask for no more. Which makes the McIntosh MA something special. It looks like a McIntosh. It sounds like a McIntosh. A good 1. Measured power output into the same load, but with a low-frequency test signal 20Hz dropped by 0. Again, an excellent result that was better than specification. You can see from the tabulated results that when just a single channel is driven the power output of the McIntosh increases quite significantly, which is proof that when reproducing music signals, the MA will be able to deliver far higher power outputs than figures tabulated, which are continuous measurements that put the greatest stress on the power supply.

In other words, dynamic power, or dynamic headroom, would be excellent. In fact the difference of 0. Channel separation was good without being exceptional, again as you can see from the tabulated figures. This then decreased to 86dB at 1kHz and 81dB at 20kHz. Channel balance was 0. So, too, was inter-channel phase, with a worst-case result of 0.

In both cases, you can see that the overall noise floor across the majority of the midrange and high frequencies is more than dB down. In both cases, however, the highest components — at around —95dB 0. Again, almost all the higher-order components are more than dB down 0. Intermodulation distortion CCIF-IMD at 1-watt Graph 7 was extremely low with the absence of high-frequency sidebands either side of the two test signals at 19kHz and 20kHz being particularly notable and the few that are visible are all more than dB down 0.

The regenerated 1kHz difference signal at 1kHz is just visible in the low-frequency noise, at around —dB 0. Speaking of noise, you can see that the low-frequency noise is more than 90dB below the 1-watt output level. Increasing power output to watts, using the same IMD test signal Graph 8 sees a relatively minor increase in the level of the high-frequency sidebands, plus a rather academically intriguing difference in the symmetry of those sidebands, but the major difference is the increase in the level of the 1kHz difference signal to —87dB 0.

Audio band frequency response was excellent, as you can see for yourself on Graph 9. This graph has two traces. As you can see, the differences between the two traces are minuscule, which means the frequency response of the MA will always be the same no matter what loudspeakers you use with it. High-frequency boost action is more like a conventional treble tone control, but we would have preferred a greater shelving action.

This suggests the amplifier will be completely stable into highly reactive loads. The McIntosh MA will certainly be able to control even the largest-coned bass drivers, thanks to an output impedance of 0. As for input sensitivity, Newport Test Labs determined that to deliver one-watt it was necessary to provide an input voltage of 31mV, which makes the MA quite sensitive and puts gain at 39dB.

The input sensitivity of the balanced input was mV. Power consumption was only modest, so that the McIntosh MA will pull only around watts from your mains supply under typical operating conditions.

In standby mode, it draws only 0. Overall, outstandingly good technical performance from this powerful hybrid integrated amplifier. Sign up below to get the latest from What Hi-Fi? What Hi-Fi? Home Reviews. Our Verdict. For Stunning looks Superb sound Great control options Unique valve colour.

Aus Hi-Fi mag review. Image 1 of 4. Image 2 of 4. Image 3 of 4. Image 4 of 4. See all comments 3. Which is the correct price? I'm sorry I have to tell you this but in a power amplifier there is no pre section.

Pre applys to preamplifier only. The section right before the power output section of a power amplifier is the driver or drive section. Christian Verreault said:. Contact me with news and offers from other Future brands.

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MC2301 1-CHANNEL VACUUM TUBE AMPLIFIER

Both came away with awards in hand. The reimagined version can be used with a variety of preamplifiers, turntables, CD players, media streamers, speakers, etc. The MC Mk II boasts Watts of power and is upgraded with modern components that deliver an audio performance worthy of its predecessor. All the vacuum tubes are located behind the power and output transformers and are covered by a gauge stainless steel wire cage.

MI 7-Channel Digital Amplifier. AED 20, (Exc. Tax) MC Vacuum Tube Amplifier MC2KW 1-Channel Solid State Amplifier.

McIntosh MC2301 Price per Piece


For screen reader problems with this website, please call 8 7 7 2 6 8 8 1 7 8 Standard carrier rates apply to texts. Available in Store Only. Wishlist Compare. From the demands of massed chorale to full-on rock and roll, the MC delivers the most extraordinarily lifelike and dynamic performance ever heard from a McIntosh tube amplifier. With an output of watts, it provides enough high power to drive even the most demanding loudspeaker. And thanks to our unique Autoformer, this full watts is available to 2, 4 or 8 ohm speakers. This design cancels virtually all noise and distortion in the audio signal. As a result, even when amplified to high levels the signal is effectively free of any distortion. Inputs for balanced and unbalanced cables are available to provide flexibility in connecting the rest of your audio system. The attractive blue meter is flanked by two rows of output vacuum tubes that bring even more visual appeal to the front panel to go along with the knobs and brushed aluminum handles that all effortlessly blend with the polished stainless steel chassis.

McIntosh Labs

mc2301 1 channel vacuum tube amplifier

Looking for a custom hi-fi or home theatre system? Please note due to McIntosh's global policy this can not be "added to cart" Please call us on 07 to discuss pricing and availability. From the demands of massed chorale to full-on rock and roll, the MC delivers the most extraordinarily lifelike and dynamic performance ever heard from a McIntosh tube amplifier. With an output of Watts, it provides enough high power to drive even the most demanding loudspeaker. And thanks to our patented Unity Coupled Circuit output transformer, this full Watts is available to 2, 4 or 8 Ohm speakers.

Uses highly sophisticated closed loop digital switching amplifiers that are paired with extremely robust power supplies that produce audio performance …. MI Read More ».

Best 11+ Amc Cvt 2100 Tube Amplifier Reviews 2020 – Our Top Picks


From the demands of massed chorale to full-on rock and roll, the MC delivers the most extraordinarily lifelike and dynamic performance ever heard from a McIntosh tube amplifier. With an output of Watts, it provides enough high power to drive even the most demanding loudspeaker. And thanks to our patented Unity Coupled Circuit output transformer, this full Watts is available to 2, 4 or 8 Ohm speakers. This design cancels virtually all noise and distortion in the audio signal. As a result, even when amplified to high levels the signal is effectively free of any distortion.

McIntosh MC3500 Mk II Vacuum Tube Amplifier

With Watts available at 8, 4 or 2 ohms, the MC provides high power to drive even the most difficult loudspeakers. From the demands of massed chorale to full-on rock and roll, the MC delivers the most extraordinarily lifelike and dynamic performance ever heard from a McIntosh tube amplifier. It is about having the best time listening to your favourite album and watching your favourite movie. We are open to the public! Account Search Cart.

Offering products for two-channel stereo sound systems and multi-channel home The MC is the first McIntosh vacuum tube amplifier to use our Quad.

McIntosh MC2301 Owner's Manual

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Redesigned from top to bottom. High power in a compact chassis. Space saving 6" tall chassis. Vacuum tube powered. Vacuum tube design. Quad Balanced.

I am partial to tube amplifiers and particularly SET amplifiers With suitable speakers.

McIntosh MC2301 Tube Monoblock Amplifiers

From the demands of massed chorale to full-on rock and roll, the MC delivers the most extraordinarily lifelike and dynamic performance ever heard from a McIntosh tube amplifier. With an output of Watts, it provides enough high power to drive even the most demanding loudspeaker. And thanks to our patented Unity Coupled Circuit output transformer, this full Watts is available to 2, 4 or 8 Ohm speakers. This design cancels virtually all noise and distortion in the audio signal. As a result, even when amplified to high levels the signal is effectively free of any distortion. Inputs for balanced and unbalanced cables are available to provide flexibility in connecting the rest of your audio system. The attractive blue meter is flanked by two rows of output vacuum tubes that bring even more visual appeal to the front panel to go along with the knobs and brushed aluminum handles that all effortlessly blend with the polished stainless steel chassis.

The attractive blue meter is flanked by two rows of output vacuum tubes that bring even more visual appeal to the front panel to go along with the knobs and brushed aluminum handles that all effortlessly blend with the polished stainless steel chassis. The MC is well suited for stereo music systems. Book a demo The attractive blue meter is flanked by two rows of output vacuum tubes that bring even more visual appeal to the front panel to go along with the knobs and brushed aluminum handles that all effortlessly blend with the polished stainless steel chassis.




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