I own the Monolith 7X200. It's a great amp with plenty of power, quiet turn on, zero hum and a great performer. The blue front power button was bright for my eyes so I cut a circle out of black electrical tape and now it's just a small blue light.
The Monolith 7X draws 140 watts of energy from the wall outlet in quiet mode and reaches 200 watts of energy usage (measured with Kill-a-watt) with all 7 channels producing 90db of rocking music. Whether you use just two channels or all seven channels the power use was within 20 watts in my testing. Don't expect to save energy by just using two channels for stereo.
The sound is absolutely clean. It has a power button in back and a more accessible sleep/on button in front. When it's turned on in back but the front sleep button is off the Monolith 7 draws less than 1 watt.
You might think your speakers will sound a lot different with a HUGE power amp. In reality, a lot of the music is generated by the 1st watt. With that being the case, you will have more power at higher sound levels and a slightly crisper sound but don't expect a night and day difference. A change in speakers will usually produce a much wider variation in sound than a change of amplification.
The Monolith 7X200 comes in a box weighing 108 pounds. It's packed very well with large copper staples and foam. I used a dolly to move it to my basement stairs, cleaned the box with disinfectant wipes (so it would not mark the carpet on stairs), then slid it slowly down the stairs to the basement. Once downstairs I used a dolly to move it near its new location, opened it, and placed it on its side and allowed one side to slowly be lowered to the ground. From there I was able to maneuver it to the bottom shelf with the front on the carpet and the back half on the shelf. Cables were attached for all 7 speakers and power, then I picked up the front half and slid it into place. I never actually lifted the full weight of the unit.
I found my older style gold plated dual banana plugs work really well to provide a sturdy speaker connection. The terminals are a perfect match for them. While most new gear isn't sized for them they work great on the Monolith 7.
Banana plugs make speaker installation a breeze. They are designed for use with amplifiers or speakers that use traditional binding posts. Not only is it easier to make the connection on the
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Cooling - While the Monolith 7X200 never got as warm as my Denon 4700 Receiver, I noticed after an hour of use it was pretty warm to the touch. I would suggest providing several inches on the sides and 5"+ of minimum headroom space on top of the amp for cooling. I installed the AC Infinity MULTIFAN S7, Quiet Dual 120mm USB Fan on top of my Monolith 7X200 and it now runs much cooler. It's a big difference.
Amazon.com: AC Infinity MULTIFAN S7, Quiet Dual 120mm USB Fan, UL-Certified for Receiver DVR Playstation Xbox Computer Cabinet Cooling: Computers & Accessories
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Would I recommend the Monolith 7X200?
Yes, if you want to move the amplification off the receiver to allow it to run cooler and provide additional power headroom then it's a great option. If you think it's going to make the speakers sound much better? Then, you may not see as much difference as you are expecting? In my opinion, good power amp's don't sound much different when you AB match their sound output with the same speakers.
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